Car Sputters When Accelerating Hard

When you say your car lunges when you accelerate, my first thought is bad suspension. She'd call for help, and by the time I'd get there the engine would start right up and run fine. Drive off without flooring it and you will get smooth power delivery and reasonable acceleration for city driving. This is a discussion on Car Bucking During Hard Acceleration within the Dodge Dart Mechanical Problems forums, part of the Dodge Dart Forum - Pit Row category; Originally Posted by fnkychkn people call it the "free HP mod" because that's what it was originally called. Are you accelerating hard?. When I first got the car it wasn't running and I replaced the fuel access plate and the car actually fired up and started. Often when I come to a stoplight and I completely stop, the engine starts to sputter and the dashboard lights flicker like the car is going to stall. 07 Dodge Nitro, sputtering when accelerating. Here we go again. Load is the amount of work you're asking the engine to do, and it's affected by a number of factors, including climbing steep hills, pulling heavy weight, hard acceleration or driving in hot weather. It also occurs when I am trying to overtake it will suddenly start jerking for about 5 secods before it lets off. I quizzed her about her starting technique. If your car makes noise when accelerating or turning, don't ignore it. Re: car hesitates/jerks while driving Sign In it feels like a delay in accelteration. Chevrolet Silverado Wont Accelerate. The XC90 proved to be very popular, and very good for Volvo's sales numbers, since its introduction in model year 2003 (North America). Car sputtering right after refueling at gas station - was fine before refueling. It’s actually one of the most common reasons why a car jerks when accelerating. butdo the simple stuff first. Rough Idle. Helpful Information. Help pleaaaassseeeeeee!!!!!. It wont stall, but there is no acceleration when it happens. Why is the engine bogging under acceleration? I recently managed to get the moped running properly, albeit for only a short time. Is this normal, and can I do anything to improve this. Why would the A/C make my car accelerate rough? July 30, 2011 12:44 PM Subscribe. The leading rod is still being pushed the entire time and the control arm pivot/bushing pretty much holds it fairly steady. 2005 GT sputters with 3rd gear hard acceleration Ever since I took my mustang to the race track I noticed on the way home on the highway while traveling around 60mph when I drop the car down into 3rd gear and hammer on the throttle the car will "hesitate" or "sputter" not sure if either of those are the rite two words but it feels like it is. net - Car Forums, Automotive News and Community. If the Check Engine Light comes on, you may find any of the following codes: P0171, P0174 Lean fuel condition codes; P0120 to P0124 Throttle position sensor codes. Car jerks as I begin to accelerate. or just die out. The car started sputtering when you accelerate so I took it to autozone. When the vehicle sputters, the tach flutters up about 500 rpms then come back down to original RPM. Hey guys i have a 2004 Jetta GLI 1. When I left Vermont to come home, I got about 30 miles down the road and the car started stuttering and hesistating when I'd get on the throttle hard. The experts at AAMCO Colorado can help you diagnose your car and get you back on the road fast. car won't accelerate past 3k, sputters, need help!! Hey guys, after taking about a year off from owning a subaru i got back into the game and bought an 05 sti on Saturday. 9 fees to NEVER pay a car dealership. What would cause a 1994 LeBaron LE to die at stops puff brownish black smoke out exhaust when accelerating and engine sputter at higher speeds? check ditributor cap and rotor and spark plug wires. The car also sputters a bit, especially apparent when idle, and this service engine light is persistent. Also my auto window switch. Everest hereI'm talking pretty slight inclines) and when accelerating. When accelerating hard, I feel like a sputtering in the engine, almost like a jerking or stalling. If your inner is bad, a symptom is "shuddering" when accelerating, and a "clunk" while accelerating. You can hear the engine turn over and actually want to start. When it works fine, the car is its usual speeding bullet. It kind of shudders and feels like misfiring. It - Answered by a verified Auto Mechanic We use cookies to give you the best possible experience on our website. During acceleration my check engine light comes on and flashes for 10-15 seconds and stops. When I am accelerating, the engine starts to sputter. Any combination of these factors can affect load. Now it's very hard. During the test drive and on Sunday the car ran fine. My 1990, 3SFE, will start up and idle OK but when I press the accelerator, it will sputter and die. The fuel pump may act up for a mile or so two or three times and then run fine for the next 50 or more miles. Car Looses power and shuts off under acceleration. The temperature of the car can predict a fuel pump emergency. The car also sputters and rpm begins to fluctuate while driving. I then purchased a coil pack and distributor rotor/cap. I changed the plugs, rotor, and cap, but it still happens. Is the fuel injector bad or clogged and. Why does my car's air conditioner cause it to hesitate when accelerating?. car sputter when engine cold loses power and will not accelerate. Re: car hesitates/jerks while driving Sign In it feels like a delay in accelteration. This has been happening in the morning and at the end of the work day this week. My Jeep Wrangler Bogging, sputtering and losing acceleration Also when this problem happens, there is an exaust/ gas like smell that is really noticable. My car starts and runs fine, but under strong acceleration, as in when I peg the turbo needle, it chugs, sputters, stumbles and recovers only when I reduce the gas. The XC90 proved to be very popular, and very good for Volvo's sales numbers, since its introduction in model year 2003 (North America). If your car won't start, it probably isn't caused by the fuel filter. 9 fees to NEVER pay a car dealership. Loose bolt in the motor mount. But once I get down the road a ways, it starts bucking and jumping like its getting fuel one second, and then no fuel. The leading rod is still being pushed the entire time and the control arm pivot/bushing pretty much holds it fairly steady. At idle, fuel pressure should be no more that 6 psi. Why Does My Car Sputter When I Hit the Gas? If a car is sputtering when you try to accelerate, this indicates that it is time for a tune-up. Also please check out the statistics and reliability analysis of Ford Focus based on all problems reported for the Foc. A Leak or Obstruction in the Car's Intake or Fuel System. When I hit the gas, it's very weak to accelerate and continues to stutter. 2) If I warm up the car (a solid 5 minutes) the hesitation will probably not occur, at least not really bad. But last week while driving on the highway I noticed that when I put my foot on the gas to accelerate the truck with rev in the RPMs will go up but It wouldn't accelerate until I took my foot off the gas and pressed it again. And they checked the codes and it called for camshaft position sensor and a crank shaft sensor. Now it's very hard. Re: Engine sporadically sputtering/hesitating/chugging. 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. Then, upon accelerating in gears 1-3 from a dead stop, the RPM's will drop to zero, then spike and slowly return to normal. Another reason could be a weak transmission system that misfires when the engine experiences an extra load. When I put in the clutch and rev the engine while it does this, I hear a popping sound from the engine and it really has a hard time trying to break out of the popping. It's actually one of the most common reasons why a car jerks when accelerating. The symptoms of a car not accelerating like it used to can occur on many high mileage vehicles. Occasionally, it will continue to do this while driving when I disengage the clutch between gears until it has warmed up enough. Car shakes badly when accelerating from a stop, especially on an incline. Most apparent when coming up to speed on the highway or slight acceleration at highway speeds (>60 mph), engine revving between 2k to 3k rpm. A car hesitates when accelerating is a symptom that shows an imperfect internal combustion in your engine. It wasn't a creeper problem. For example, here's how the issue progresses: From dead stop, accelerate in 1st. I have a 2013 RT Classic and I am having a dreaded "inermittent" problem. Nothing happens to the speed but the rpm drops and then again increases and then the car picks up speed. when i take off from a stop the engine acts like it is missing and then smooths out and runs good at a higher rpm. Helpful Information. Car sputters/loses power or feels like stalling when I'm accelerating - Ford Focus Forum, Ford Focus ST Forum, Ford Focus RS Forum. After 10 miles, it started getting sluggish - more and more. I drove my 55 mile commute, parked and took my son in to preschool, and left the school heading to work. I'll change the ignition leads tomorrow, and may be the fuel filter, but someone suggested it may be the ignition coils. Then the truck starts to vibrate. if i give gas gradually no problem but it seems like it has a sweet spot. Know what to look for - and call AAMCO Colorado to get it fixed. Q: My vehicle started sputtering and shaking on my way to work. If the Check Engine Light comes on, you may find any of the following codes: P0171, P0174 Lean fuel condition codes; P0120 to P0124 Throttle position sensor codes. This past week I got an oil change and installed a new air filter then drove 500ish miles from Pennsylvania to Vermont without incident. Made me think of carbon'ed up plugs and I dismissed it at that. com/public/1zuke5y/q3m. The check engine light did not come on (maybe it would of came on eventuallyI only drove it for a day after it started doing that since it was very bad). 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. The car idles fine, runs fine under light to moderate acceleration but when you pound the pedal the enging cuts out and seemed to even backfire once. However when it warms up it runs muich better. Why is the engine bogging under acceleration? I recently managed to get the moped running properly, albeit for only a short time. Afterwards it ran like a champ. My 1998 Honda Accord jerks whenever I am trying to accelerate from a stationary position. Anything affecting the engine's ability to take in air or fuel will cause the car to stall as well. It jerks and loses power until either I maintain a steady speed or I hit 25 or 30 mph (usually 25). electrical load- such as hard acceleration from a stop, or light acceleration from at steady highway speeds, since the car is in overdrive gear. Running Problems. I bought it rebuilt, and it only had a 600 cfm carb on it, and it sputtered on acceleration. Why Does My Car Sputter When I Hit the Gas? If a car is sputtering when you try to accelerate, this indicates that it is time for a tune-up. On one occasion the sputtering was comple. when driving it sputters when accelerating. If you drive very carefully from 0kms - to 20kms or 1st gear its fine, then when you give more gas from 1st - to 2nd it kind of hesitates/sputters or jerks like a loss of power, but only slightly then it's fine, then when you give it more gas from 2nd - to 3rd it kind of hesitates/sputters or jerks and loses slight power again, then once it's in 3rd or 4th it drives fine with no loss of vacuum or power. The car starts fine fires right up with no problems and idles fine. If your car has no power when accelerating it may be best to have a mechanic troubleshoot the issue. When your engine starts it will use the fuel in the fuel lines. A sputtering car engine may be caused by one or more faulty components. The problems are that the idle is fine, but when coming off from a stop accelerating to around 30 mph the RPM's go up and down. Mainly happens under hard acceleration and wide open throttle, although it has cut out a time or two going from 1st to 2nd w/o wide open throttle just fast climbing rpms. i can hear a popping noise from the exhaust. Anything affecting the engine's ability to take in air or fuel will cause the car to stall as well. A humming, grinding or hissing car noise can end up costing you. There were not dummy lights that came on and I was not in the rev limiter. Car sputtering right after refueling at gas station - was fine before refueling. The car also stumbles or sputters at times not always when the car is accelerating. Sometimes a car will refuse to change gears or just won't shift smoothly. I just feel like the car has electrical problems and that is what causes the hesitation. Engine sputters (misses) on acceleration If this is your first visit, be sure to check out the FAQ by clicking the link above. As you accelerate, the car starts to go and suddenly seems like it is going to die. Chevrolet Silverado Wont Accelerate. there is no way to predict when its going to launch like a rocket or sputter. Depressing the throttle makes the car shake, noticeable at speeds > 80 km/h. Regardless of what the undermining cause is, get your vehicle to an auto body shop as soon as you notice that it loses power when accelerating. Re: Hesitation and slight popping during acceleration? Why? i have the same problem. If your car is jerking around when you accelerate this is a warning sign that there is a bigger problem with your car. My Jeep Wrangler Bogging, sputtering and losing acceleration Also when this problem happens, there is an exaust/ gas like smell that is really noticable. Immediately, it seems to restart and off you go. I took it to the dealership and of course they didn't hear it when they tested it. Made me think of carbon'ed up plugs and I dismissed it at that. Then when I tried to start my car it would not start so I had to jump it off and then it did all of the same thing but my steering wheel was very hard to turn. If the engine runs poorly you should address that symptom first. So every morning I start my car and it whines or squeals for a solid minute or less then it Stops. This car started to sputter out of 1st and 2nd gears in the spring(it’s a 5 speed). Hi folks, I've been searching the forum but haven't found any threads that match my symptoms. Now I knew the carb was too small, so I had a 750 cfm put on it. Engine sputters (misses) on acceleration If this is your first visit, be sure to check out the FAQ by clicking the link above. As you accelerate, the car starts to go and suddenly seems like it is going to die. The car's down about a quarter tank of gas in less than 20 miles of driving (so much for spare the air day here in the bay area). electrical load- such as hard acceleration from a stop, or light acceleration from at steady highway speeds, since the car is in overdrive gear. Often when I come to a stoplight and I completely stop, the engine starts to sputter and the dashboard lights flicker like the car is going to stall. If there is a problem within this process, the engine will start to jerk or sputter as you accelerate at higher speeds. sputtering at cruising speeds C/K Car Forums. To test the problem, the driver presses down on the gas peddle. This is a class action brought on behalf of current owners of all 2004 through 2008 Ford passenger car and light truck vehicles sold in the United States and equipped with a 5. It wont stall, but there is no acceleration when it happens. Car sputters when cold, then stops when warm. If you can, please check it and reply back. When you accelerate hard, the engine sputters and hesitates for a little while and then suddenly it lurches the car forward. the timing its good. Turns out it is a broken motor mount. com/public/1zuke5y/q3m. Some cracks in the motor mount may be hard to see. If your outter CV joint is bad, you'd hear clicking when turning. 1997 chevy z71 sputters when accelerating was created by codyc276 i have a 97 z71. The whine has always been there in my car during rapid acceleration and it seems normal. It jerks and loses power until either I maintain a steady speed or I hit 25 or 30 mph (usually 25). view details; aug 17, 2016 - cincinnatti, oh - engine tl* the contact owns a 2011 ford f. I'd be cruising on the highway and step on it and it would cough and sputter and then clear up. If there is a problem within this process, the engine will start to jerk or sputter as you accelerate at higher speeds. It is a '91 Honda Accord EX auto station wagon. This is a class action brought on behalf of current owners of all 2004 through 2008 Ford passenger car and light truck vehicles sold in the United States and equipped with a 5. need4speed3213 wrote:So my buddys and i were driving the geo past a friends house and I revved it up while driving past and when I let the clutch back out the car started to sputter and died. My problem is when I'm in 1st I accelerate and shift into 2nd then when I start to accelerate again the car sputters really bad and almost stalls. If this does not help, there is a problem with the power supply. Scooter sputters and dies. com/public/1zuke5y/q3m. Sputtering and losing power while accelerating I hace a 6 cylinder 2004 Jeep Grand Cherokee with 140k miles on it. sputtering while accelerating. But once I get down the road a ways, it starts bucking and jumping like its getting fuel one second, and then no fuel. The fuel pump may act up for a mile or so two or three times and then run fine for the next 50 or more miles. A sputtering car engine may be caused by one or more faulty components. It turned out to be some bad plugs. Know what to look for - and call AAMCO Colorado to get it fixed. Engine sporadically sputtering/hesitating/chugging under accelration and/or uphill I did a tuneup (plugs, wires, coil, cap, & rotor) about 6 weeks ago. The starting problem would only occur when my daughter was driving the car -- and when she was at least 10 miles or more away from home. Car Bucking During Hard Acceleration. Show only OP | Does it go away when the car warms up? A change of plugs. Usually the smoke is more noticeable during acceleration. It feels like it wants to turn off. this has happined meany times in the last 2 to 3 years. A clogged air filter or fuel injector can be issues that will affect your vehicle's acceleration. What do you think that this is. The car runs fine around town, stutters at high speed when accelerating or when under load (eg. Instead of get-up-and-go, you get hurry up and wait. then if i give it more gas it will go. My 1999 Subaru Legacy 2. 0 Auto Hesitation, Sputtering, Bucking Missing When Cruising? Hey Guys, New the this site, And Found a bunch of great info for my new Ranger i bought last month. It seems more prominent at higher speeds, say jumping on it at 65 - 70 mph, but it will behave that way at lower speeds also. Any delayed response in acceleration or movement may be an indication your vehicle is having transmission problems. After getting the car to rev-up by pressing the gas hard, the car operates normally. 11 Causes of a Vehicle Losing Power when Accelerating. 2004 - 2008 F150 - Hesitation with hard acceleration - Hi guys, I've been having an issue with my 06 sputtering when I accelerate hard getting on interstate or passing. As I was driving (around 45 mph, accelerating to 55 on flat road), the car had some definite shaking like a sputtering shake, but there was no sputtering noise. This vital part of a car's structure doesn't tend to cause problems. Symptoms of Failing or Broken Fuel Injectors. Whining noise the noise it starts after I drive the car for like 2-3 minutes. When it works fine, the car is its usual speeding bullet. com will try to tell you why a car jerks when accelerating. 6 Diesel- When I accelerate hard truck just sputters. Clunk from motor when going slowing down and accelerating + whining noise at 65+mph Submitted by ElectricZo on September 19, 2013 I have been noticing a 'clunk' feeling/noise when transitioning between slowing down and speeding up. It feels like I am out of gas or it is not getting through, might be a clogged filter. Sometimes the car crawls until the engine finally kicks in. Why is the engine bogging under acceleration? I recently managed to get the moped running properly, albeit for only a short time. if you know someone that knows what the mass air. Now for whatever reason my low beams are not working. This is why it doesn't usually get much attention beyond the maintenance carried out by the mechanic during periodic servicing. there is no way to predict when its going to launch like a rocket or sputter. cleand the maf. the timing its good. After that it runs perfectly fine. This does not happen all the time, it comes and goes for no apparent reason. At idle, fuel pressure should be no more that 6 psi. But that silky smooth feel is lacking. My 1998 Honda Accord jerks whenever I am trying to accelerate from a stationary position. Engine sputters (misses) on acceleration If this is your first visit, be sure to check out the FAQ by clicking the link above. The first issue has been happening since the car was new and the stalling began happenin just in the last week. When I left Vermont to come home, I got about 30 miles down the road and the car started stuttering and hesistating when I'd get on the throttle hard. Euro Car Parts for a replacement, usually not more than a screw and a clip to replace. These common car noises can spell trouble and cost a lot of. An easy job. The car ''sputters'' on hard acceleration, feels similar to hitting a ''rev limiter'', but nowhere near red-line. and then the jerking happens at low rpms at all speeds but only after. car can run great for 15 minutes at a time or 2 minutes without sputtering. When it started it did it all the time when accelerating form a stop. The misfire is causing the hesitation; you just need to find out what's causing the misfire. Car sputters under hard acceleration 22 Jan 2011, 18:00:31 So yesterday I got done work let my car warm up like usual and I begin my trip home so I notice under medium to hard acceleration car starts to sputter like it has some kind of clog or some thing. Just today as I'm accelerating to about 55 mph I start to lose power. When I am accelerating, the engine starts to sputter. what is DMF? my car always shudders and vibrates and rattles and somma jumps all over the road when i accelerate hard if i were to take a shot in the dark i would say blown mounting, 2nd a busted clutch or pressure plate thingi. Sputtering Accelerator Pedal So lately, and by lately I mean for about the last month or so, the truck has had this issue with a sort of sputtering or gagging gas pedal when I accelerate. Car sputters during startup Ok so a 2nd car a 2002 Volvo with 72k miles on it, I've used Techron Fuel additive. Not getting any messages or check engine lights. The problem could stem from the ignition secondary system, which includes such parts as spark plugs, spark plug wires, distributor cap and rotor. If I accelerate slowly it's fine, and it runs fine unless accelerating. Immediately messages started flashing on the info screen saying Steering assist disabled, drive with caution/service traction assist/service parking brake. car won't accelerate past 3k, sputters, need help!! Hey guys, after taking about a year off from owning a subaru i got back into the game and bought an 05 sti on Saturday. These common car noises can spell trouble and cost a lot of. Sometimes a car will refuse to change gears or just won't shift smoothly. The car was stolen from pep boys (was having transmission rebuilt) and was torn up pretty good. It also occurs when I am trying to overtake it will suddenly start jerking for about 5 secods before it lets off. Is the fuel injector bad or clogged and. The check engine light did not come on (maybe it would of came on eventuallyI only drove it for a day after it started doing that since it was very bad). So I decided to go to my trusted mechanic who assured me that I should not be worried as he looks at what is the exact cause of my problem. Identifying Weird Car Noises. Also my auto window switch. Engine sputters on acceleration then smoothes out at higher RPM My '94 325is just started having this problem in the last week or so. The only other thing I could think of is a possible torque converter issue, but if it happens more frequent when turning and accelerating, I'd point more towards your CV joints. The car's down about a quarter tank of gas in less than 20 miles of driving (so much for spare the air day here in the bay area). The car ''sputters'' on hard acceleration, feels similar to hitting a ''rev limiter'', but nowhere near red-line. Sometimes it feels like someone rearended me, it jerks so hard. cleand the maf. Where is the filter and how hard is it to change out. Nothing happens to the speed but the rpm drops and then again increases and then the car picks up speed. it is located just past the airfilter going towards the engine in the same air duct maybey 6 or 8 inches away. At the first stop after an hour or more of highway driving, the car has very slow/hesitant acceleration at low-rpm unless a lot of gas is given. Under light to moderate acceleration, car runs fine, under moderate to heavy acceleration, engine sputters, then is very difficult to restart. car won't accelerate past 3k, sputters, need help!! Hey guys, after taking about a year off from owning a subaru i got back into the game and bought an 05 sti on Saturday. Now I knew the carb was too small, so I had a 750 cfm put on it. view details; aug 17, 2016 - cincinnatti, oh - engine tl* the contact owns a 2011 ford f. This could happen during acceleration, driving downhill, or gear change. The problem could stem from the ignition secondary system, which includes such parts as spark plugs, spark plug wires, distributor cap and rotor. Helpful Information. 11 Causes of a Vehicle Losing Power when Accelerating. The car will sit around 1500-1800 rpm while it is warming up, and a few times the rpms will slowly climb to around 2200 and then suddenly drop back down. When accelerating in gears 3-5, the engine seems to sputter, as well, I can see the boost levels dipping while this is happening. When I accelerated hard, it would lose power, almost stall; then pick right back up. My truck has the same problem, fixing it tonight. Why does my car sputter when accelerating or going uphill? I've got 110,000 miles on my Saturn SL and lately, more and more, it sputters and trembles when going uphill (and we're not talking Mt. However, unless the engine revs up, the hesitant acceleration can continue for several stops/starts. She'd call for help, and by the time I'd get there the engine would start right up and run fine. However these are just guesses. So is accelerating. Of late, my '09 2. The car ''sputters'' on hard acceleration, feels similar to hitting a ''rev limiter'', but nowhere near red-line. There are a few different causes between gas and diesel engines. I'd be cruising on the highway and step on it and it would cough and sputter and then clear up. Then about two weeks later, it starts acting all wierd like it starved of fuel or something. I took my car back to Brad and it turned out to be one of my injector gasket was leaking fuel. Star the car and unplug a coilpack, if the engine stalls or runs rougher, that coil is fine. As I’m cruising around 60 mph or so, and suddenly wish to accelerate, I get very sluggish response and sounds as if it’s sputtering, or choking, or misfiring. Can you help me?. Now, it sputters and dies when I give it too much gas. The car started sputtering when you accelerate so I took it to autozone. And they checked the codes and it called for camshaft position sensor and a crank shaft sensor. The car still pulls hard and there does not seem to be any loss of power. Sometimes I think it's the bumps in the road I'm feeling but I find it hard to believe. After restarting, the engine light was still flashing and it started running like it did that morning. Loose bolt in the motor mount. Often when I come to a stoplight and I completely stop, the engine starts to sputter and the dashboard lights flicker like the car is going to stall. If your car makes noise when accelerating or turning, don't ignore it. When a engine is hesitating it will cause the car to lunge or surge which will cause a sudden jerk as the car slows. If you drive very carefully from 0kms - to 20kms or 1st gear its fine, then when you give more gas from 1st - to 2nd it kind of hesitates/sputters or jerks like a loss of power, but only slightly then it's fine, then when you give it more gas from 2nd - to 3rd it kind of hesitates/sputters or jerks and loses slight power again, then once it's in 3rd or 4th it drives fine with no loss of vacuum or power. Tips on car buying, how to negotiate, and how to buy a car. The starting problem would only occur when my daughter was driving the car -- and when she was at least 10 miles or more away from home. – Clogged air filter or blocked exhast. My 03 93K has developed a sporadic hard start issue sounds like the car is flooded- depressing the accelerator will make it start, but very rough running at first. The car ''sputters'' on hard acceleration, feels similar to hitting a ''rev limiter'', but nowhere near red-line. com will try to tell you why a car jerks when accelerating. So every morning I start my car and it whines or squeals for a solid minute or less then it Stops. If the car starts when cold but, idles rough or does not want to stay running, this can indicate a problem with the engine. To make matters worse, the car wouldn't act up for me. If this is off by even 1 tooth, it can cause acceleration problems. This key can become worn allowing the ignition trigger to become retarded causing the engine hesitation. When you initially open the throttle, the venturi effect that draws fuel into the throat of each carburetor has not yet had a chance to get fully in operation. sputtering while accelerating. So every morning I start my car and it whines or squeals for a solid minute or less then it Stops. The leading rod is still being pushed the entire time and the control arm pivot/bushing pretty much holds it fairly steady. It used to only be between certain speeds this was happening 15-20mph, 30-40mph, 55-65mph but. the car drives and idles fine. I'll be taking the car back to the dealer today. I have a manual 2001 Hyundai Accent, and when I haven't driven my car for about 12+ hours, and I start it, the car turns on and the engine starts. Rough Idle. my plugs are white and i can smell the exhaust fumes really bad. to find out if it's spark or fuel. It also occurs when I am trying to overtake it will suddenly start jerking for about 5 secods before it lets off.