Chevy 350 sputters when accelerating

6. Acceleration problem-1989 Chevy 350. 2007 I replaced the battery and did a thourough cleaning of the battery terminals. Spark comes from the ignition system. Oil changed every 10,000 with synthetic. also makes a sort of backfire pop before it lunges forward. But when driving under load, it sputters. Flutters and sputters at cruising speed 2000 to 2100 rpm 7 Answers. I cannot go over a certain RPM, roughly 3000 without it choking and sputtering. It's worse when I get up into 3rd and 4th gear and give it more gas. 3 v6 lu3 engine get low power on acceleration & sputter anyone no if it's a fuel problem or a clog maybe thb scensor? Aug 16, 2011 · 271 Responses to “Chevy Equinox Transmission Problems” #1 Todd Evans says: August 20th, 2011 at 1:41 pm. OK guys, I am out of ideas here on this truck. trucks. 7L 350, TBI, Auto, 220Kmiles Its been a great truck, for the most part it runs and drives great! but at low idle or low rpm's it missis,sputters,surges and if im just barely giving it any gas it almost wants to stall out. So I bought my 07 3. my 1994 Chevy 1500 350's rpm gauge keeps serging up and down It also sputters during acceleration and at 55 60 mph it bogs down or surges in power and speed. I know it is flooding coming out of the corners. Insufficient burning inside the engine will make the car hesitates or jerks when driving. 2007 dealership replaced ignition harness, and stalling continued. Each wheel has its own sensor. Well, it all came back, and much worse about 5 days ago. This motor is in a 1979 Test ran good - but after 10 mins of highway speed, exited, and re-entered the highway - the hesitation continues on acceleration. I took it to the dealership and gpot raped to have it scanned since no one i know has an OBD1 Why is the engine bogging under acceleration? I recently managed to get the moped running properly, albeit for only a short time. to where it should be the truck sputters and dies. It feels like the gears are slipping. My '76 idles fine, albeit slight popping/backfire. Re: intermittent sputter under acceleration-my solution My 1988 chevy 1500 pick up was doing the same thing, but it got worse and worse until it was undrivable. One common cause of an engine sputtering is a malfunctioning battery. It accelerates very slowly until it hits 4000 rpms then runs fine until it shifts below 4000rpms. 91 chevy silverado stalls when i press on the gas generally when its not warmed up. 87 s10-350,10 95 Chevy 350 TBI acceleration problems Results 1 to 8 of 8 Discuss 95 Chevy 350 TBI acceleration problems in the alt. Whats up fellas, well this is the story on my nova Bought from a widow, car sat in garage for 8 yrs 350 (71" 4bolt main, 4bbl) w/ 305 Heads (4416) , Edelbrock 1407, weiand a xcelerator intake manifold, summit 1103 camshaft, stock dual exhaust exiting behind rear wheels, headers, HEI I have a 1995 chevy k 1500 350 tbi it hesitates when trying to accelerate changed plugs wires cap and rotor it dose have aftermarket tbi and performance intake it dose it hot or cold thanks Posted by midget_85 on Sep 22, 2011 An engine that hesitates when accelerating is either sucking too much air, not getting enough fuel, or misfiring. Replaced fuel pump, coolant sensor, oxygen sensor, throttle positioning sensor, I even had an extra set of injectors I tried and nothing works. . 8L 115K miles, bought car with 65K. It would start up fine idle decent but if you gave it gas even in park, it would cut out and stumble like either it was running out of fuel or losing spark. Sputter & Cough Well, it seems that this is a common issue. Dec 21, 2011 · Engine flutter while accelerating Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › Engine flutter while accelerating This topic contains 9 replies, has 6 voices, and was last updated by spelunkerd 8 years, 5 months ago . The carb that was on the '70 had a real bad flat spot. fuel pump and chevy silverado 350 TBI V8 I have a 1997 chevy 1500 siverado with a 5. Might also add some Marvel Mystery oil the gas tank, good for valves and guides. I have a 1985 720 that spits, farts and sputter around the track. It has been running great until a couple of weeks ago. Ford F-350. 7 L Stock Block, 4 Bolt Mains L-31 Vortec Heads, Edelbrock Cam & Intake, Holley 650, Flowtech Headers, Magnaflow exh. ) I checked my plugs, other than the gap being too big slightly, they were textbook good color. drove it home about 15 miles spitting and sputtering up every hill. Finally got my SBC 350 running again from over the winter, Now that i have it running i have some weird problems. When I put it in gear, there is hardly enough power to get on pla 1999 Chevy Silverado - Sluggish Acceleration? Took my dad's truck for a spin and it sure seems to have some loss of acceleration and it's only around 130,000 km. the darn thing will start to miss or sputter during accelleration and some times it won't do it for a little while after driving for a period. If I try to punch it from a speed above 50+, I just don't get a response. 450/. Installing it might be a bit of a problem but once in place, it will start to show results. new oil pump, new oil gage, new sending unit. Mostly if I was on the highway and went to climb a hill. it is a 5. Most auto repairs shops charge between $75 and $150 per hour. You would hit the throttle and it would sputter and then go. he hooked the computer up to it today. The truck is still sputtering when accelerating and the mechanic has Mar 18, 2014 · Silverado :: 1989 - Sputtering On Acceleration? Mar 18, 2014. It gets worse if I am going up a hill. but it’s still acting jumpy. I can't accelerate through it, but if I let off and drive normal it's fine. Nov 09, 2018 · Your car can vibrate, shake, and create various types of noises for different reasons. Average failure mileage is 123,850 miles. I have a 3. Sputters while at light or stop sign My car has 147300 miles. I "Hesitation," noun, from nominative Latin "haesitatio," meaning "irresolution, uncertainty or indecision. When engine hot on the highway, when second venturi of carb is opened the engine seems to die momentarily. It soon recovers generally without stalling. - GM 350 small block- L-82 350ci/350hp GM Camshaft, Hydraulic Flat Tappet, Duration @ . The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. 5 turbo and having a fuel problem i think. I have a 89 chevy silverado with 380000 miles. 7 liter 350 vortec. If I push the pedal down too fast, the engine bogs down. 4 2002 Impala that bucks and jerks on acceleration. What would cause the engine to sputter when accelerating? - The 4. Jet Trans 700R4, B&M Ratchet, 4:10 gears, 3" susp. Here we’ll go over the most common culprits and how to fix the issue. 01-01-11 06:18 PM - Post# 2025476 I got a 1990 Cheyenne with TBI 350. It's only when A single barrel carburetor will normally squirt a single stream; while a two or four barrel carburetor will normally squirt 2 streams. Shortly idle went to 0 rpm and engine stopped runing, 1 hour afterwards engine started up and ran normall next day also. It is super efficient, durable, light in weight. Also it will run right up to 5500 if I use a slow and steady The cost of diagnosing the P0300 CHEVROLET code is 1. 0 hour of labor. 2003 Mustang V6 - Intermittent sputtering at idle, occasionally while driving, especially when accelerating uphill Ford Mustang (2003) V6 3. 1990 chevy c1500 hesitation and stumbling during acceleration. The 90 degree elbow in the PCV Valve hose at the base of the throttle body to the PCV valve is common to either fall off or have a hole in it. If it has some whoop-ass and you lean on it often, Castrol 20w-40 will work great. Are you experiencing whining noise when accelerating your car to high RPM speeds? This seems to be a common problem with many cars. over the past few weeks i have gone on little test drives, turning the timing up a little as seems ness. The "missing" with the carb off the 350 is only noticeable under hard acceleration. The air mixes with the fine spray of fuel inside the engine and is then lit by the spark plug, causing a controlled explosion, which moves the pistons. I have a 96 S-10, with the stock 2. 5 LT in January, and quickly noted that i thought it accelerated kind of crappy when cold and at moderate acceleration. no knocking. Once running a while, it runs good. First off when i got the car running i had the timing light ready so i could check / set the timing to around 10-16 deg BTDC. that fixed about 80% of the problem. it will shift when it shouldn’t and it idles high when i start it. Silverado & Fullsize Pick-ups - Hesitation and sputtering - I have a 90 Chevy 1500 with a fuel injected 350 that hesitates when accelerating from a stop. Purchased 2011 Equinox 6 weeks ago and has been in shop almost 3 weeks of that time. I have a 2002 Chevy Impala driving it in the city of Chicago. Spark plugs also cause an engine to sputter when oil has come into contact with the spark plug well. accelerate slowly. It just started doing this today. Can anyone tell me were to start trouble shooting, It also has a spark in the dark up by the distributer cap 2 Answers Dec 16, 2008 · Now when its cold it runs really rough coughing and sputtering. I have a 2018 Malibu LT that is having issues accelerating. Back fire could be a cross firing on a cyl when the exhaust valve is open or some gas accumulation in the exhaust system from one cyl not firing. HelloIf the check engine light is flashing, that signifies a condition, such as Under normal accelerating, the car seems fine. We're talking about engines that start easily and accelerate smoothly, but then, after a few minutes at a steady speed, either surge in speed or misfire, causing the car to "buck. Can you help me? Apr 30, 2020 · If your car jerks when accelerating, it can be an indication of several current or potential problems. 2L and 5 speed tranny. As I approach ~35 Kph, and accelerating, the car does not accelerate smoothly. I can let of the gas and then accelerate very slowly and it will do just fine. All O2 sensors and catlytic convertor have been changed. Further information from the customer indicated that the truck misfired the worse in drive, not overdrive, at light to normal cruise around 2000 rpm to 2500 rpm. has a The truck will idle all day but when I try to take off it sputters and misfires. Now it's in every gear but 1st. E. Truck sputters when accelerating. Hi all. I’ve adjusted the timing changed plugs and wires. M plugs in and still have same problem but it is not setting engine light on so far as before. So if torque is what you're after, "there's no replacement for displacement". The car will loose its acceleration for a split second and then speed up and it cycles like this a few times before finally accelerating smoothly until it gets to about 60kph and it happens again. Jul 09, 2010 · My car engine hesitates when I accelerate! by zilog357 · Published July 9, 2010 · Updated April 26, 2020 S ometimes when we are cruising in our cars and decide to accelerate either slightly or harder we experience an annoying hesitation or stalling. If this problem has slowly gotten worse over time then a vacuum leak could be the Oct 30, 2013 · a engine running for a little bit and sputtering out sounds like a fuel starvation issue, this can be caused buy a series of things, a clogged fuel filter, a weak pump, ect ect, the best thing you can do that i recommend would be too see if you can get any diagnostic codes with a scan tool or something and see what it tells you, and test fuel pressure and see if it is up to spec When i would accelerate from a stop, it would go fine up to around 1500 rpm, then sputter, be ok, and sputter Blazer sputtering while accelerating around 2k RPM, fine after - CarForum. It is a 91 chevy truck with the 350 (5. Soft acceleration (10%)is livable, but any more (20-50%) throttle and she stumbles / hesitates. If you have the throttle just barely open it will smooth out until it upshifts then it does it again until the rpms build. I have a 2011 Cruze LTZ RS with the 1. While the boat is in neutral, I can rev the engine up to 5-6000 Rpm, sounds perfect. It almost acts as though its starved for fuel (no power under load). One such problem is rattling noise when accelerating. It feels like a very bad miss. If I ease off the gas and let it accelerate slowly it seems to be okay. There are two codes that are popping, one says that the right bank is running lean and the other says the O2 sensor heater coil is bad. 4L Turbo w/ 64K miles. It was just enough for that motor. (under a load) it would bog down and sputter. " Automobiles are decisive instruments by nature, traversing the Earth in, as much as possible, a straight line from Point A to Point B. PS, A/C, Tilt column, Rebuilt 350, Rebuilt TH350, Reupholstered Bench Seat, sound proof/insulated Copy Link to Clipboard Re: Truck sputters and dies when trying to give it gas I have a 2001 Chevy Suburban 2500, 2WD w/ 6. During idling the engine sputters and surges before it stalls. 3. Apr 26, 2019 · Difficult to install and might take more than 90 minutes. Aug 25, 2011 · But when I accelerate out of the parking lot it hesitates and really sputters. 3 Basic Causes of Stumble As with engines before the days of Electronic Fuel Injection (EFI), stumble had two basic causes- incorrect ignition and incorrect fuel/ air mixture for the required operating condition. Can't accelerate heavy and can only drive it at speeds under 45. The engine only has 85000 miles on it. It does it sometimes at idle when cold and does it just going down the road at 40-45mph when it gets into overdrive and is ru So when I am cruising at 45 or 50 and I go to accelerate my car will start bucking. My car has an automatic transmission. I was driving today and when I started accelerating leaving a red light, the car began sputtering when I tried accelerating and was blowing out a ton of white smoke. 6 ratio rocker arms,HEI distributor. FWIW 20-50 in not a good choice, stock 350 stick with the spec weight viscosity. MISFIRE and TROUBLESHOOTING the ENGINE - CF-106. 95 Tahoe sputter and backfires on hard start. I bought it rebuilt, and it only had a 600 cfm carb on it, and it sputtered on acceleration. Drove on hwy at hwy speed for 2. What Could Cause My 2002 Ford Mustang To Sputter And Miss When I Accelerate Ther Gas 1992 Chevy C1500 350 5. Jul 16, 2014 · When it first started, about 3 weeks ago, it was only in 3rd gear under medium acceleration. If I put it in neutral and rev the engine, it revs just fine. The problem I'm having is a hesitation (kind of spits and sputters) on acceleration. It stops when accelerate more or coast. 7, 350 engine, 2 wheel drive , automatic. If I bareley give it gas whether it's in park or just trying to e Engine Sputter - 1993 Chevrolet C1500 Mar 13, 2013 · I am no mechanic nor have I ever had a 454 but I used to have a 98 Sierra with a 350. it reads zero on the oxygen sensor, even when he revved it to 3,500 rpm. I rebuilt the carb (not the problem) Replaced fuel filter which was not plugged. i have replaced numerous things on it o2 sensor, fuel pump, distributor and rotor button, fuel filter just to name a few. The truck starts, idles, and revs normally and when accellarating slowly everything works just fine, but once you get past half throttle it falls on its face and acts like it has a clogged fuel filter or bad fuel pump. net - Car Forums, Automotive News and Community If your vehicle loses power under heavy acceleration, or traveling uphill, or sputters while maintaining a high speed, it could be the result of a worn out fuel pump. (5. This could happen during acceleration, driving downhill, or gear change. Apr 09, 2011 · On 4/9/2011 at 11:37 AM, rlbarkleyii said: Restoring a Holiday Rambler 1988 coach with 454 V8 in P30 chassis. Stalling continues and now more often when idling, warm or cold. Chevy 350 power loss/backfire Alright all, after being redirected to the Hotrodders forum many, many times by google, I figured I'd register on the forums to get more detailed information. Hopefully a kit will fix that. Won't pull itself up a hill from a dead stop, but can usually Diagnosing Whining Noise When Accelerating. When I am accelerating, the engine starts to sputter. If you are referring to a Chevy 383 made from a 350 block with a 400 crank, it would always make more torque than a 350. Engine sputters when hard acceleration? It is a 350 2wd ,4speed manual. Jul 16, 2009 · As long as I am continually accelerating or have the c/c set there are no issues. 050 in. Once it hits approx 2000 RPM (this talkes a little while, maybe 10-15 seconds) it smooths out and runs very well. If I accelerate really slowly then I can get it up to speed. If it particularly happens when you accelerate the engine, you can pin down the problems on common failures of several components. 5. at times when it happens i try to mash on it and it lacks power and sputters After that it started having a number of other issues, such as power loss, really bad acceleration, stalling, and a really rough idle. 90 chevy truck: sputtering under load. It's recently had the oil changed, and the transmission fluid flushed and filter replaced. Replaced the engine and it starts and runs fine, until you drive it under load. It will sputter, then regain acceleration. No backfiring when boat is in nuetral. It gets worse when the car is warm. From day one, the car has had engine noise, safety issues like bad seat belt, broken door hinge, head lights with big Jan 05, 2013 · Thoughts on 1996 Chevy 3500 Crewcab 454 2wd, Chevrolet, Cadillac, Buick, and GMC, 38 replies Cost of transmission rebuild for 6. If I keep the gas on while it's doing this it will buck and sputter and eventually stall. My whole car is shaking (not the steering wheel)only when I accelerating 40- 50 mph. Another common cause of engine sputtering is bad spark plugs. Hesitation during acceleration at high R. Jan 31, 2013 · The car runs fine around town, stutters at high speed when accelerating or when under load (eg. Really giving it any kind of gas past 1st gear, I would get the choking throttle. It is often said that for an engine to run you need fuel, air, and spark. Average repair cost is $350 at 98,500 miles. It hasn’t ever had a check engine light on NOV. Oct 02, 2015 · Impala - Chevrolet :: Sputter And Jerk When Start To Accelerate Past 25 Mph And Get Around 2000 Rpms. Now I knew the carb was too small, so I had a 750 cfm put on it. Dec 30, 2012 · Exhaust popping under acceleration Engine is a 350 with vortec heads and hydr roller cam. load idles. Here's the really weird part, if the gas cap is on, it runs worse (almost chokes itself out) once you take the gas cap off, it will stay running but still have the hesitation on acceleration. ) My wife drove the van from central NC to Northern PA. Jun 29, 2009 · Had that problem with my turbo 350 trans. Lean Fuel (P0171, P0174) Throttle Position (P0120 or P0124) or (P0222 or P0229) An engine that hesitates, stumbles or misfires when accelerating or when it is under load, is an engine that is either sucking too much air, not getting enough fuel, or misfiring. I have a 90 350 4x4 with auto. But if I try and mash the pedal the car bogs down. At AAMCO Colorado, we run a thorough Vehicle Courtesy Check to get at the root of the problem, make an accurate diagnosis, and confirm with you the work that needs to be done to fix it right and get you back on the road. If you notice your car jerking when you accelerate it’s time to bring it in to the auto repair experts at AAMCO Colorado. when driving 60 to 70 mph on hwy and going up a slight incline where rpms increase 100 or so 1800 to 1900 there is a jerky feeling until rpm do not increase anymore almost like the motor is missing or it is slipping between gears if accelerate from 1800 rpm to 2500 rpm no problem help 2009 with 83,000 miles first noticed at about 60,000 miles May 23, 2018 · Don’t Let Your Car Jerk You Around. We purchased it from a Chevy dealership back in 2002. Spits and sputters while you press on the gas. While Dec 29, 2018 · Lack of power on slow highway acceleration, it bogs down a seems to have a misfire like feeling. Vehicle: 2000 Blazer 4WD Automatic 260,000+ miles (Runs perfectly if not for something going wrong every two weeks). My idle is high, sounding like crap, back to worse gas mileage, throwing a code 35 when idling, and worst of all, i get a bad sputter or stutter when accelerating. All plugs, wires, cap and rotor replaced, new egr, map, temp sensor (another subject) all replaced… George_San_Jose1 December 29, 2018, 4:16am #2 I have a 71 Chevy Nova with a 350 motor. Things were looking up: I replaced the spark plug, cleaned out the exhaust, adjusted the idle / fuel screws, and even replaced the brakes (I can stop now!). Normally it idles around 950-1050 RPM, what has been happening is that it would start, idle high, around 1500, then drop to normal, and then start sputtering and RPMs would fluctuate anywhere between 750 on the These issues can include, but are not limited to, dirty air filters, old spark plugs, gummed-up fuel injectors, bad fuel pump, loose throttle body and melted catalytic converter. 1989 chevy 4x4 truck, very low oil pressure at idle, good pressure when accelerating. Then it started in 5th gear under a load, like pulling a hill. The thermostat on a Chevy 350 is under the housing at the engine end of the upper radiator hose. Broken rods, pistons or crank bearings, cooling difficulties, and failed or distorted valves may also cause the engine to misfire. 7L, 150,000 Miles, recently tuned with fuel filter, plugs, wires, roter, cap. Truck is a 1989 ¾ ton with 350 engine. Nov 04, 2019 · Below are the top 5 causes of a traction control light coming on when you are accelerating. starts fine, idles fine. If the sputtering occurs when the motor is idling, this is the most likely cause of the sound. 7L new plugs, wires, cap and rotor, o2 sensors, PCV valve, compression good. At idle it has a slight miss, and under load any sort of load or while accelerating through mid range RPMs, it runs like absolute crap and will even feel like a shutter at times. Sep 28, 2012 at 11:17 AM #3 Old motor = orig 350 190hp New motor = 250hp gm crate 350 I would think that the fuel demands would be similar enough that a qjet should be able to supply both motors. There are more than 33 items, which if faulty, that can cause engine hesitation and stumble problems. Compression May 13, 2012 · So last week was the first time with the boat in the water, no problems, ran great. Can anyone tell me were to start trouble shooting, It also has a spark in the dark up by the distributer cap 2 Answers Apr 05, 2017 · scotty asked in Cars & Transportation Car Makes Chevrolet · 3 years ago 2005 Chevy Silverado 4. 7) with TBI. Let's say I'm in 1st or 2nd gear, accelerating normally, and then I floor it, I feel LOTS of hesitation and a pop or 2 (not a backfire) from the exhaust. 3 v8 Silverado. I've replaced the fuel pump, fuel pressure regulator in the throttle body, and the fuel filter about a year ago (20,000 miles ago) so far no luck. 1993 Chevy 1500 350 low rpm idle in gear 2 Answers Truck idles just fine in park but once your drop it into gear it’s starts to miss and idles around 200 rpm. 10 min after start it will almost die with even a bit of acceleration. my 1996 chevy c1500 is doing the same thing. 56. It has the 5. When maintaining a steady cruising speed it sputters and flutters at 2000 to 2100 rpm. OK, I bought someone Else’s problem. 9" Pulley, Cobra Heat Exchanger, SS/TC Exhaust, TTR Engine and Trans Mounts, Trifecta Tune, ZZP Header and Downpipe, '08+ FE5 Struts/Shocks, SSC Springs, FE5 Control Arms, SS/SC Front Swaybar, Powell Hardcore Rear hello all,i have a 1994 chevy 6. runs fine. it accelerate fine my 90 chevy truck 4. Nov 12, 2010 · So i have a chevy 350 i rebuilt recently and have put about 50 miles on it and it ran great. I have a 91 Silverado K1500 4x4, 5. " The engine is a vortec 350 swap that I did probably 10 years/10k miles ago. We're not talking about a knocking engine or one that idles rough or stalls. The 2002 Dodge Dakota has 6 problems reported for engine sputters. I hooked it up to a diagnostic computer and It had two mis-fires (spark plugs). 7L, recently rebuilt (So I was told) with an Edelbrock performer Manifold, and from what I can decipher, an Edelbrock 1406 carb. I'm wondering if there's a problem somewhere like bad intake sensors or something. This only occurs when I'm on the hwy doing 50+mph. I have a Chevy K1500 sierra with a 350 that is not EFI. Fuel and air comes from the fuel system and carburetors. Idles fine. yesterday i took it to lunch took it back to work and all was good. Wheel speed sensors are connected to your traction control system and engine control unit. 1990 ford bronco 351 windsor engine, e40d at transmission. Lately I have noticed that the engine hesitates when I try to accelerate. On her way home (no load) the Van started to hesitate and sputter. I have checked my timing when warm, and when I am at idle, the timing is varying plus minus 4 or 5 Hesitation is when your engine misfires, stumbles or lacks power when you accelerate or step on the throttle. Less than 49K original miles. Your car’s engine needs both fuel and air to do its work. also if you get down on it ,the truck will start to sputter and miss, like it needs fuel or something. Symptoms:. This list is practically endless, but if your S10 is having trouble accelerating, start by examining each of the air, fuel and spark systems one by one. Vacuum advance seems to be working 1986 Chevrolet Camaro IROC-Z - Wrecked/Sold 1998 Chevrolet Cavalier - Wrecked/Donated 2007 Chevrolet Cobalt LT - M62 Supercharger, Ported Throttle Body, 42 lb/hr Injectors, Intense 2. It spits and sputters and then it will take off. went to leave work 4hours later and instantly noticed a misfire under load above 1500 rpm. If I accelerate from a stopped position it doesn't do it or I just don't hear it because I hear the turbo. Nov 28, 2011 · 350 sbc bogs and sputters at moderate acceleration I'm having a big problems with my engine, It all started when i changed intakes. My 1986 Silverado C10 with a small block 305 is having a weird misfire issue. My motor seems to be missing/backfiring once it warms up (about 10 minutes) and I go from an idle to accelerate. 7 vortec that has been having a problem for about 6 months now. 5 hrs, turned off and engine started to sputter and pop with very low idle rpm. It takes a few s During the week in the Outer Banks, I did notice one time that there was a slight hesitation and sputter during one of our evenings out. lift kit "shadetree" No rev limiter, No speed limiter lol My 2000 Express Cargo Van (2500) has a problem. to happen. In this article, I present some of the possible causes of whining noise while accelerating. First, let's pinpoint exactly what's going on. A visual inspection showed that new spark plugs, spark plug wires, ignition cap, and rotor have been installed. 0, AOD. It's almost like a hiccup. stall My 1995 Chevy k1500 Silverado 350 V8 stumbles and hesitates when i take off from a stop, it idles fine and runs fine after its moving but off the line it seems like it almost wants to stall. Insufficient burning inside the engine will make the car hesitates or jerks when driving . i. Continous problems with the transmission, noise at start-up and wind problem with drivers side door. Edelbrock 1406 EPS is the best carburetor for Chevy 350 due to its incredible features and a 90-day warranty. going up a steep hill in fourth gear. Oct 28, 2015 · Re: Hesitation an backfire under acceleration Oct 28 2015, 5:25pm As of today it starts fine and idle's fine but when accelerating you can get up to speed by slightly pushing the pedal,but if you try to give it some gas anything above slightly pressing the pedal it hesitates and backfire once you push it to that point then it hesitates at any But when you accelerate past 1000 RPM the engine "bogs" down and sputters, and sometimes backfires under the hood. I purchased a 2012 chevy Cruze 2lt w/rs package on 9/19/12. Here's what you might discover—and what you can do to fix the problem: Dirty air filter . Clunk from motor when going slowing down and accelerating + whining noise at 65+mph Submitted by TeslaZo on September 19, 2013 I have been noticing a 'clunk' feeling/noise when transitioning between slowing down and speeding up. It seems to occur when I have driven the car a while, shut it off and restart a few minutes later. If I let up on pedal, it will smooth out and run fine again. 6L starts and idles okay but sputters and shakes when I step on the gas. No real mods (K/N, Flowmaster exhaust). 7ltr Will Stereo Change Chevy Coolant Distributor my 1994 Chevy 1500 350's rpm gauge keeps serging up and down It also sputters during acceleration and at 55 60 mph it bogs down or surges in power and speed. What Would Cause a Misfire Under Acceleration? An engine misfires under acceleration due to faults in the spark plugs, plug wires or coils, or a weak fuel pump. Nov 27, 2018 · I am having the same issue. If I'm in park and mash the pedal the engine will hesitate a little but will rev Hey guys, Would really appreciate the help here. 460,- Stock 350 truck heads with porting - Stock valves ,rockers ,lifters, push rods, connecting rods ,and pistons Dec 30, 2016 · Q: After engines warms smoke disappears. It done the same thing you explained. I didn't notice right away but after I drove for a few days I notice the engine would have this loud vibration when I barely accelerate, like staying at a steady speed. Aug 27, 2009 · I have a 1976 Nova with a completely brand new rebuilt 406 Small block. mine sputters when i try to accelerate then it decides that it wants to go after about 5-10 seconds of sitting there sputtering and backfiring. I've got a 350 Chevrolet, 5. I am wanting to drop a 5speed behind the 12 valve an in front A car hesitates when accelerating is a symptom that shows an imperfect internal combustion in your engine. I do not have the ECU as all those systems were car sputters and blows white smoke I have a 1997 Toyota 4Runner with 145,000 miles. The truck has 190K miles on it and runs fine other than a misfire. Runs good if I. 0L engine. 1995 tahoe 350 tbi with 280k 1994 chevy astro van starts run fine 5 minutes shuts off must wait several hours to restart if you spray fuel or starting fluid into breather it will run changed pump still dose same thing M y 1992 Ford Aerostar van, bogs or hesitates on acceleration and the check engine lite is on (it is an EEC system). Will check for intake leak next. chevy forum at Car Dealer Forums; Symptoms are as follows: When first started it runs fine for a few seconds then My 2000 Chevy Malibu (200,000 Km) hesitates during acceleration at 35 kmph and 60 kph. Having a problem with the engine. I am having an issue with the car bogging at times on acceleration (with air ON) and the idle seems to fluctuate drastically (from normal idle to about 500 RPM). It seems to be an ignition problem. It sputters even more? Very bad on hard acceleration. If I bareley give it gas whether it's in park or just trying to e Engine Sputter - 1993 Chevrolet C1500 Sep 28, 2012 · 350/th350/np205 Backfire through the intake usually indicates a vacuum leak, or a dead/dting ignition component (plug, wire, bad distributor cap/rotor). but it runs great when accelerating or about 60mph and faster almost like nothing is wrong with it. The 2001 Chevrolet Impala has 10 problems reported for hesitation when accelerating. Most people on here said it was "normal". This week, not so good. it sputters and bogs when it gets under load in gears. But you also need compression and the correct spark timing. When I am going uphill, like pulling a mountain grade on the highway, the car will spit/sputter, and it almost sounds like backfiring through the carb, or "gasping for air" really abruptly. Then the Engine Codes started to come up 1238 & 1247 (I think) They are Turbo Boost Pressure High & T B Press Low. I have a 5. I’ve checked the timing and it’s set at +2 degrees. 1988 Chevy C-3500 2wd (no pic) 350 c. 1) Bad Wheel Speed Sensors. You press the go-pedal, you've committed to going Jan 27, 2012 · Chevy 350 is backfiring/misfiring through the exhaust? It starts just fine but at an idle but smells like it is running way rich and when you rev to about 1700+ it starts to make popping sounds in the exhaust but stops when you bring it back to an idle. 5L Chevy turbo diesel, Chevrolet, Cadillac, Buick, and GMC, 20 replies GM to put turbo diesel engines in mid sized pickups starting in 2014, Automotive, 1 replies Car hesitates when accelerating uphill . 1996 chevy vortex 5. 1 Answer. 3 liter is spiting and sputtering under load idles great and some times it accelerate fine then start backfireing put on a new fuel filter i think it is the plugs and wire or could … hey guys ive got a sputtering problem on my 1981 chevy stepside with a 305 qjet carb and regular hei dist set up the truck will only sputter under load, i can put it in park and rev the **** out of it but when you put it in drive and power break it it seems to run for a bit then fall on its face then come back and repeat. I put new O. The engine sputters and I can feel the hesitation in the pedal. Nov 11, 2017 · If you folks have ever watched one of my videos and it’s helped you, PLEASE email Lanny (owner of accurate engines) and let him know that you would consider If you hear a pop sound under the hood when you accelerate it is most likely running lean (Not enough fuel) from either a vacuum leak or the fuel pump failing (low fuel pressure). Grabbing a new vacu gauge from HF (to retest) and a can of brake cleaner. there is no check engine light although the check engine system is working properly. org, is the worlds largest automotive enthusiast group exclusively geared towards the General Motors GM J-car platform including the Chevrolet Cavalier, Pontiac Sunfire, Pontiac Sunbird, Pontiac J 2000, Oldsmobile Firenza, Buick SkyHawk and Cadillac Cimarron. accelerates good. That’s a long story from when my project began. It is important to start the engine prior to doing this test. It’s one of the most common reasons why a car jerks when accelerating. Driving me insane, and really worrying me. I did a TON of research and a lot of impala owners have this problem, along with a bunch of other GM cars. When sitting parked, if you press the throttle, it runs choppy. These sensors are responsible for detecting the speed in which your wheels are rotating. Aug 12, 2008 · The J-Body Organization, j-body. Dec. Truck starts fine. higher the rpm and the more throttle into it the harsher the misfire. M. It generally begins after the car warms up (roughly 10 miles). #BMW #CAR #M3 #Turbo #V8 #6cylinder by Anonymous 3 hours ago I financed a 2008 Chevy Impala for $11,836. If you try to accelerate more it backfires a few times and then takes off like there's nothing wrong. P. On a tune up with the cap and rotor being replaceda good rule of thumb is to replace the plug wires the same timeone less headache later on. same when you drive it, during normal crusing speeds and mild/fast Jul 16, 2009 · As long as I am continually accelerating or have the c/c set there are no issues. I got this hesitation while accelerating that has got me stumped, its been doing this for almost a year now, and trying to fix it. Engine sounds rough when accelerating; When accelerating there's a ticking/clicking noise (similar to a card on the spokes of a bike; like what children do) Edelbrock Sputtering and Bog at WOT Acceleration! I had a 600 on a mostly stock Pontiac 350 in an 81 Chevy. If I push in the throttle even 1/8th of the way in it just sputters and runs like crap. If you see the stream(s) of fuel, the pump is working. Replaced Distributor, plugs/wires, ignition module, coil, crank shaft sensor, cam shaft sensor, and cut the exhaust off to test. No problems. Some say turn the carb around, but that is a machining issue. Hope somebody can help!Just rebuilt a 1972 chevy 350 with a new crankshaft,edelbrock torquer plus cam,torker manifold,holley carb, summit 1. Ok, I am at 137k now and around 122k I started getting a slight hesitation when I hit about 4,000 rpms. Jan 28, 2009 · 1995 Chevy: Silverado 350 V8 stumbles and hesitates. So Sunday we packed up and headed back home, and about 30 mins into the drive traveling about 45 mph the engine started sputtering. Car hesitation is a symptom that shows an imperfect internal combustion in your engine. During acceleration this misfire gets so extreme it can cause the engine to stall. Jan 12, 2018 · I have a '92 Roady wagon with the 350 TBI. Only does this for a little while when driving after the van has been sitting overnight. 222/222, Lift . If I'm going faster than 50Mph not as bad but, still has a slight vibration. 89,000 MILES. First thing I noticed was a jerking / surging/ bucking at around 2500 RPM on heavy acceleration or up steep grades while trying to maintain speed. The past few days I've noticed when the engine is cold , the engine starts sputtering on acceleration. 93 Notchback 5. It is definitely worse under load. chevy 350 sputters when accelerating

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