Mustang Jerks When Accelerating

I can start the car no problem. This only occured once or twice last week. However, sometimes car jerks when accelerating is a common problem faced by several car owners. Mine broke a sproket and that is why I had to replace it, after I replaced it the jerking at high speed ended. 0 V8 with dual fuel tanks has been running roung/sputtering/and lacking any power to go above 20mph. Also please check out the statistics and reliability analysis of Ford Focus based on all problems reported for the Focus. I think it becomes more noticeable as I accelerate but that it's always there. My Toyota corolla 2002 model hesitates and jerks when accelerating. I can be driving down the road and my truck rides fine. Recently, my car began doing this weird jolting/jerking thing when accelerating after being at a stop. I guess it is thinking about. Every time i try to accelerate quickly the truck hesitates and even shakes a litle. Sunday the car was running fine until I put the car in park while still running. In all cases, we were just cruising along smoothly, not acceleratg or deceleratg. it will jerk a couple of times when I accelerate from going a steady speed, then smooth Truck jerks when I accelerate while moving at a steady speed. I'd be cruising on the highway and step on it and it would cough and sputter and then clear up. From what I have read in a few places it sounds like the turbo charger(s) may be the cause. Mainly the way you have already described. Replaced coil packs 13. There are no signs of a misfire at any other condition and there are NO codes on my Acton scanner (don't know about the tech II, can it read codes mine. It's stealth acceleration - it just looks silent and effortless. What will happen if the cars o2 sensor is out? Will it have issues accelerating? like i can accelerate but its not going above 25 to 30 without making it seem like the car is in park and pressing the gas pedal. Truck Hesitates when accelerating 38 Answers. Most acceleration feels fine, steady smooth throttle response. I drive a 2011 Ford F-150 with the 3. I thought it may be a misfire but not sure. When one or more cylinders stops firing, the power cuts, and the vehicle hesitates under acceleration. Sluggish acceleration, frequent jerking and engine knock at high RPM I have noticed lately that my car is a little sluggish at times. idle is fine when I accelerate on 3rd gear. Why is this? I just had my alternator replaced and the mechanic told me my battery tested as weak. I guess it is thinking about. Noises that change or go away after the automatic transmission shifts, mean we should stop driving and have the vehicle checked for problems. Acceleration is known as the rate of change of velocity with time. More likely, however, is a problem with the wheel bearings. See 2011 Ford F-150 technical service bulletins (TSBs) at TrueDelta, organized by model year and problem area on some trucks, on hard acceleration, after extended. While accelerating from a full stop and turning onto side street, the engine appeared to accelerate and then stopped in the middle of the turn in the middle of oncoming traffic. Read more Ford reviews to learn about other models. The transmission fluid will also burn off, and metal parts can warp. Always begin replacing the easiest and cheapest part first, which is the fuel filter. so I cleaned the MAF on the wifes 99T5 and while the car idles fine and drives normal under low to moderate throttle acceleration, if I floor it and the car downshifts from like 3rd to 2nd or whatever (doesnt matter what gear as it happens both at 30 or at 65), the car will drop down a gear or tw. Like when you reach the speed you want, and back off the throttle a little. Sluggish acceleration, frequent jerking and engine knock at high RPM I have noticed lately that my car is a little sluggish at times. Well man, you can replace the solenoid if you want but it would be a lot better to rebuild the whole thing. 2004 Ford Mustang jerks when accelerating uphill? My car jerks when going up hill and also jerks when I go past 60 mph? Fuel Pump, oil filter, and spark plugs have been changed and are good still! what is the problem?. The condition mimics the overdrive being off but its not. A car that jerks when accelerating, when starting the engine or even while driving at constant speed is showing symptoms of a problem. As carburetors age, they can occasionally suffer slight air leaks and this will compound any hesitation problem caused by a 009 distributor. This is a new car to me, it is a 2002 WRX with 266000 kms. Vacuum Leak Symptoms: Acceleration Problems and Misfiring. Timing is a very useful tool for controlling your idle speed. I guess it is thinking about. You may have to register before you can post: click the register link above to proceed. How to Fix a Bad Throttle Position Sensor. BioBio VFR FSX P3DV2 We present this fantastic and detailed scenery, created especially for visual flight rules (VFR), of the metropolitan area of Concepcion, Chile and includes the island of Santa Maria and its airfield which was not included by default in FSX and P3D. In terms of the engine, the Nissan Ariya has a twin-motor electric setup that produces 227kW of power and 680Nm of torque (more than a V8 Mustang or a Jaguar F-Type), sending it to all four wheels. The changing direction, increasing speed, decreasing speed of an object are all factors of acceleration. Failure to investigate the cause of the following warning may lead to the system operating abnormally and possibly cause an accident. The the Go signal came, put it on D then push the gas pedal but I was not moving. Did not look to see if the Tach dropped when it jerked-was more shocked when it happened, we'll have to remember that next time. Insufficient burning inside the engine will make the car hesitates or jerks when driving. These are one of the main reasons for a car shakes when accelerating. Need help with intermittent engine sputter and loss of power My 1986 fuel-injected 5. Fixed sputtering while under load problem. A car hesitates when accelerating is a symptom that shows an imperfect internal combustion in your engine. Sudden acceleration by the driver, changes the intake air flow rate through the CAC which causes the engine to pull in more air. Thunk/clunk noise and jerk when accelerating from stop Post by itshotinjt04 » Sun Nov 09, 2014 12:57 am I have noticed, in my 2005 Ford Freestyle SEL, that sometimes when I begin to drive after a stop, or when I shift my car from reverse to drive, there is a clunk type noise and slight jerk. Ford Mustang owners have reported 43 problems related to automatic transmission (under the power train category). i thought it was my intake (running my air/gas mix to rich) so i took it off, helped a little but of course lost performance. Here are the Symptoms of a Bad Throttle Position Sensor One of the more frequent problems with modern vehicles is a bad throttle position sensor (TPS). What will happen if the cars o2 sensor is out? Will it have issues accelerating? like i can accelerate but its not going above 25 to 30 without making it seem like the car is in park and pressing the gas pedal. I have a 2002 Ford Mustang GT, which is suffering from an automatic transmission problem, and I first noticed the problem about a week ago. The most common symptoms of a clogged BPC valve are jerks during acceleration on wide open throttle. The condition mimics the overdrive being off but its not. Sunday the car was running fine until I put the car in park while still running. The latest is a rich condition causing the engine to run badly, after letting off the throttle a little after accelerating. Backfiring during acceleration occurs when ignition takes place in the intake or exhaust instead of the combustion chamber. it never did this before, it is a 1996 Monte Carlo. Why Does My Car Lose Power?. Under acceleration, the vehicle should accelerate smoothly no matter how hard or light the gas pedal is depressed. The RPM goes up. Suddenly started to intermittently misfire and jerk under any acceleration such as trying to drive in a parking lot 10. Took it for a test drive & although it is MUCH better it still sputters & backfires on acceleration only (can rev it up in neutral & no apparent problems, only in gear). Always have the car scanned when your check engine light comes on to. I'll be going 30mph and step on the gas and it kinda hesitates, it will rev real quick then actually accelerate. Now, when I accelerate over 75mph, I get a loud rumble and a strong vibration from the rear of the vehicle. I drove today with the overdrive off but felt it again accelerating from about 35-40 mph. When the cylinders aren’t firing properly, it’s almost always related to the plugs or wires. It also does this when going up hills. 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. 8, standard GT mustang (engine was changed from v8, I recently bought it just as it is now)! It has no power, it's hesitating, sputtering and backfiring when accelerating. accelerating, especially at 50 mph and more, tells me this is an ignition problem. Problem: Intermittent misfire that occurs often across wide range of rpm's. Now after 3,500 miles of owning the car, it just jerked again at 50 mph. If you notice a delay between the time you press on the gas pedal and the time the vehicle actually accelerates, take the car directly to a mechanic. Had issues with a jerk motion when going to drive (as if I was still in reverse and slammed it into drive). Way bigger alignment changes than a worn ball joint can create. Truck Jerking/Studdering Around 45-50 mph. If anybody has any idea what this is please let me know how to fix it. the vibration is felt through front passenger tire only at idle while car is running. I hadn’t seen him approach, but there was only one way the light blue Nissan Cube could have shown up there. when the light turns green or it's your turn to go, slowly pressing on the accelerator does not cause the car to move. Mustang Monthly Magazine shows you how to tune your vintage Ford Mustang for improved performance. The action was. What I have found is that I enjoy the acceleration a lot more in the Tesla because I don't have to worry about making so much noise that people will turn and look and think I'm being a rude jerk. Your Mustang's engine is a pump. 2004 Ford Mustang jerks when accelerating uphill? My car jerks when going up hill and also jerks when I go past 60 mph? Fuel Pump, oil filter, and spark plugs have been changed and are good still! what is the problem?. it will jerk a couple of times when I accelerate from going a steady speed, then smooth Truck jerks when I accelerate while moving at a steady speed. Sunday the car was running fine until I put the car in park while still running. 8, standard GT mustang (engine was changed from v8, I recently bought it just as it is now)! It has no power, it's hesitating, sputtering and backfiring when accelerating. As soon as you see a mix of these throttle position sensor symptoms, you should test the TPS and if it is not functioning properly, it has to be replaced. 2005 ford expedition hesitation on acceleration. Right around 45-50 mph, my truck starts to jerk or studder as I attempt to accelerate gently. What i mean by this is that if i drive over a few bumps in the road, my car follows the bump and the steering wheel moves with it which is worry some for me as sometimes it gets to the point where my car might move. A grabbing or chattering clutch will produce a very severe vibration or jerking motion when the vehicle is accelerated from a standstill. Then there is a sudden jerk. Ford Mustang owners have reported 43 problems related to automatic transmission (under the power train category). Mainly the way you have already described. 04 Mazda MPV. The carb I am using is a NOS Holley 9834-1 Here is what happens: Car starts fine hot or cold. It jerks and loses all power, resulting in a downshift. If anybody has any idea what this is please let me know how to fix it. COM — So you’ve just gotten comfortable behind the wheel, put your belt on, lifted off the brakes and you’re ready to head out when you notice your steering causes an alarming noise. Our 2011 Flex with the ecoboost engine is experiencing intermittent hesitation on accelerating from a stop or low speed. I have the exact same problem with my truck. I have the exact same problem with my truck. More likely, however, is a problem with the wheel bearings. 11 Causes of a Vehicle Losing Power when Accelerating. The only issue with the car is that while accelerating theres a vibration, a pretty decent vibration at that. What I need is there anyting that i can try before taking my to the shop. In terms of acceleration, it wasn't even close. i have a 2012 gt 6sp manual with 3. Is the engine easy to start? Does it idle smoothly? Under heavy acceleration, when fuel demand is highest, a partially clogged fuel filter or a weak fuel pump could cause this. I've got a '65 coupe with a 289 (. Modern Motoring: Comparing the 2016 Mustang 2. my mustang is jerking going down the road, but not always has anyone else had this happen? 27 Answers. 0 liter 4 cylinder engine with about 130hp, and since it's about 10 years old, I'm guessing it isn't outputting 130hp anymore. 1st the car would suddenly jerk forward when I accelerated. So we're averaging one jerk or kick every 1,000 miles. 1995 Fort Taurus, 3. If a vehicle is struggling to get enough fuel, the car will jerk when accelerating. When the rubber in these parts wears out, the engine can move more than it was designed to, and this usually results in a thunking noise under hard acceleration. I can start the car no problem idle is fine when I accelerate on 3rd gear past 3. The tiny thing that keeps your car working, often falls prey to regular wear and tear, and therefore must be taken care of. This is a new car to me, it is a 2002 WRX with 266000 kms. 2000 mustang base jerks while accelerating 1 Answer. Automatic transmission slipping is where the gear fails to set correctly when you accelerate. Switching to a high-quality synthetic transmission fluid will help. Lots of folks lately with Holley issues. The transmission fluid will also burn off, and metal parts can warp. My 2004 F150 jerks when i am accelerating and am at about 80kms. Towing a heavy load, driving in continuous stop and go traffic in hot weather, and racing can also cause a transmission to overheat. Read more Chevrolet reviews to learn about other models. Then there is a sudden jerk. My check engine light comes off an on and flashes. It required shortening the driveshaft, which I had done at a shop which does work mainly on big truck driveshafts. Your new tire up-grade over stock should be a better handing on-road tire. How to Fix a Bad Throttle Position Sensor. com Home Forums Technical Subforums Transmission & Drivetrain 2018 GT A10 jerking into gear. The transmission fluid will also burn off, and metal parts can warp. When a CV joint axle fails completely, it will render the car immobile, since the transfer of power to the wheels can no longer be completed. Forum discussion: I have a '98 Nissan Maxima SE. The fuel economy calculations assume annual mileage of 15,000 miles, 45% of which is highway miles and 55% city miles and. It idles just fine & does not die. Car Shaking and Jerking w/ RPM going up and down Mini Spy Yesterday after I put a full tank of gas at Chevron in my 1994 Nissan Quest the car started to jerk around and shake. I put a tremec 5spd behind a slightly warmed-up rebuilt 289 in a 65 mustang. Made me think of carbon'ed up plugs and I dismissed it at that. Mainly the way you have already described. The most common causes for backfiring during acceleration include an incorrect fuel-to-air ratio, a faulty ignition and bad wiring. This DID NOT happen before I took it in for service!!! Other than that the truck runs great. A misfire occurs because the engine power is off balance or uneven. just got the car about 2 months ago and finding out all the little things. The vehicle stutters, shakes, shudders, grinds, and jerks when accelerating from a stand still or accelerating out of a a lower turn. The car is jerking at constant speed when driving and the check engine light is on. got a different plug set and problem fixed but you never mentioned changing the spark plug wires. What will happen if the cars o2 sensor is out? Will it have issues accelerating? like i can accelerate but its not going above 25 to 30 without making it seem like the car is in park and pressing the gas pedal. I bought it certified, off lease with 25k miles. More likely, however, is a problem with the wheel bearings. My 87 300zxt continues to stutter/hesitate BADLY. One of the telltale signs of throttle position sensor problems is slightly delayed acceleration. Engage 1st and start slowly releasing the clutch pedal without applying any throttle. When the cylinders aren’t firing properly, it’s almost always related to the plugs or wires. I have adjusted the clutch cable after replacing the broken one. Recently I was driving in extremely icy conditions and got stuck and had to really push in 1st and 2nd gear to get unstuck. The jerking is ridiculous, yet Ford says is normal. The further you press on the gas pedal, the more noticeable the problem is. The car runs fine until there is heavy acceleration and then the check engine light comes on along with jerking under acceleration. It seems like we have the same issues as the trucks had with the 10 speeds in them, yet no update for mustang ones. From what I have read in a few places it sounds like the turbo charger(s) may be the cause. But if you let off the throttle it disappears instantly So based on that, im having a hard time thinking that it could be cv joints or a front end problem for that matter. The first thing you should check is if they are firmly attached to the wheels. This could happen during acceleration, driving downhill. The 2018 Ford Mustang will feature a new 10-speed automatic transmission and while some people question the move to the 10-speed gearbox, this change should improve the newest pony car in 3 key ways. What will happen if the cars o2 sensor is out? Will it have issues accelerating? like i can accelerate but its not going above 25 to 30 without making it seem like the car is in park and pressing the gas pedal. I've tried replacing the fuel filter several times and currently have the gas tank off thinking that it might have rust or gunk that is fouling the lines. The most recently reported issues are listed below. The truck only has 63000 miles and has been rock solid until this past week. When shifting my 5-speed from 1st to 2nd gear there's no problem, but when I go to press on the throttle after shifting I feel a jerk. coil pack is less then a year old. District. If there is a problem with the wheel bearings, the sound will be like a continuous hum or growl. Replacement Before Time. The Ford Mustang is an iconic American sports car that first debuted in 1964. Water pump has supposedly been changed recently. The car is jerking at constant speed when driving and the check engine light is on. I bought a new EGR valve at NAPA & replaced it. Modern cars usually have five forward and one reverse gear, although some cars now have a sixth forward which gives greater fuel economy when driving at higher speeds over longer distances. I have a 2010 tacoma 4 cyl manual transmission. I've was having a noise similar to previously described on acceleration that was resolved. - Answered by a verified Ford Mechanic. Are you experiencing whining noise when accelerating your car to high RPM speeds? This seems to be a common problem with many cars. Mustang Monthly Magazine shows you how to tune your vintage Ford Mustang for improved performance. my mustang is jerking going down the road, but not always has anyone else had this happen? 27 Answers. If your Ford Taurus is jerking when you press the gas, there are a few common issues that can cause this to happen. I turned the car on and off and everything runs fine until i get to about 3000 rpm. Howling under acceleration at various speeds, however, indicates that the gears are already worn out or are out of alignment or depth with each other. Ideally, you’ll want the timing to be set to slightly below the timing that would give it the most power – on most piston engines, this typically works out to somewhere in the 10 to 18 degree range. A car is supposed to run smoothly and without any shaking, or jerking, and there is not supposed to be any grinding sounds. The sound is definitely worse under acceleration, but is still noticeable while cruising at 35mph+. I can start the car no problem. I can start the car no problem idle is fine when I accelerate on 3rd gear past 3. The condition mimics the overdrive being off but its not. Issue Some 2005-2011 Mustang vehicles with the axle vent on the right (passenger) side may exhibit a heavy fluid leak from the rear axle vent after hard acceleration. drove home 17 miles. Some report a whining noise from engine, some report it to come from the front right or front left and some are plain clueless about it. I have a 2003 Ford Focus and it started sputtering a month ago. The best transmission fluid available won’t fix a broken transmission. Took it for a test drive & although it is MUCH better it still sputters & backfires on acceleration only (can rev it up in neutral & no apparent problems, only in gear). Issue Some 2005-2011 Mustang vehicles with the axle vent on the right (passenger) side may exhibit a heavy fluid leak from the rear axle vent after hard acceleration. Loading Unsubscribe from proclaimliberty2000?. If the hesitation has stayed the same over time then you may have a faulty accelerator pump on a carbureted engine. To learn more, see reviews. The problem could be in the CVT, or it could be something else, like restricted fuel flow. Acceleration is known as the rate of change of velocity with time. I've been hitting the gas pedal really hard but nothing happend. 2005 ford expedition hesitation on acceleration. If yours are original, then that could be the cause. (Page 1 of 7). got a different plug set and problem fixed but you never mentioned changing the spark plug wires. The Certified Service technicians at your Chevrolet, Buick, GMC, and Cadillac dealers are expert finders and expert fixers. 0 V6 OHV equipped Ranger for 10 years now and am very surprised at how little info there is on the net for this engine/vehicle combination. When accelerating in gears 3-5, the engine seems to sputter, as well, I can see the boost levels dipping while this is happening. 8, standard GT mustang (engine was changed from v8, I recently bought it just as it is now)! It has no power, it's hesitating, sputtering and backfiring when accelerating. idle is fine when I accelerate on 3rd gear. Sluggish acceleration, frequent jerking and engine knock at high RPM I have noticed lately that my car is a little sluggish at times. The only issue with the car is that while accelerating theres a vibration, a pretty decent vibration at that. If your car's engine isn't getting enough oxygen, fuel, or spark that is needed for it to run smoothly, you'll probably notice that the vibration is coming from the engine compartment. 6L engine and TR3650 5 speed manual transmission may exhibit a clash noise and/or raspy (rough) feel on gear engagements during 1-2 or 2-3 upshifts. I drive a 2007 Volkswagon Jetta Wolfsberg Edition. Howling under acceleration at various speeds, however, indicates that the gears are already worn out or are out of alignment or depth with each other. I have adjusted the clutch cable after replacing the broken one. in my case was a bad plug. This results in a hesitation or sometimes, jerking. There are no signs of a misfire at any other condition and there are NO codes on my Acton scanner (don't know about the tech II, can it read codes mine. I have a 2000 mustang just changed 2 o2 sensors fuel filter spark plugs and wires also the Pvc. Truck Hesitates when accelerating 38 Answers. If a vehicle is struggling to get enough fuel, the car will jerk when accelerating. Need help with intermittent engine sputter and loss of power My 1986 fuel-injected 5. What Could Cause My 2002 Ford Mustang To Sputter And Miss When I Accelerate Ther Gas. got a different plug set and problem fixed but you never mentioned changing the spark plug wires. To learn more, see reviews. 2001 Ford Mustang bucking and shaking when accelerating or My Mustang Runs Fine When Going Slow But When I Hit The Accelerator The Car Shakes And Feels Like A. Way bigger alignment changes than a worn ball joint can create. Replacement Before Time. 1st the car would suddenly jerk forward when I accelerated. This causes a faulty part to act up, when it may not at lower speeds or less hard acceleration. 3 V6 engine surging during acceleration Jun 29 2012, 1:38pm If I take the EGR off and keep it connected and start the engine and rev the engine up and down, should the plunger move in and out if is working correctly?. And though how quickly a car can accelerate and how quickly it may stop are key aspects of the car's overall performance, these strengths become useful and enjoyable only when the car handles well. i thought it was my intake (running my air/gas mix to rich) so i took it off, helped a little but of course lost performance. Hi Aldo! I'm not sure what your issue is with a vehicle which has slowed, going up a slope, speeding up again, when the slope disappears or reverses - seems perfectly reasonable. The problem could be in the CVT, or it could be something else, like restricted fuel flow. One of the CVT's hallmarks is its smoothness. Insufficient burning inside the engine will make the car hesitates or jerks when driving. I drive a 2011 Ford F-150 with the 3. acceleration Sputtering and popping was the first indication of trouble with mine (see: Another one not running). Synthetics don’t contain waxes, as conventional fluids do, so they remain fluid at lower temperatures for improved shifts during cold weather. Affordable Mustang fun starts in the low $20K zone with a 31-mpg V6 and moves. Average failure mileage is 86,000 miles. My car hesitates and jerks when I step on the gas. I replaced spark plugs all but number 3 today didn't change anything, change tps nothin, changed air tempature sensor and no change. Step 1, Park your car with its front tyres touching the curb. 0 - sputters while accelerating: Sputters At Low RPMs When Car is Cold, Dies While Driving. When accelerating in gears 3-5, the engine seems to sputter, as well, I can see the boost levels dipping while this is happening. One of the CVT's hallmarks is its smoothness. These include misfiring, fuel delivery issues, the catalytic converter, and more. If not, you'll get stumbling, erratic acceleration, and constantly cold air, especially at the low end of your engine RPM until you get it fixed. and has been happening for 2 days. 0L 5spd: jerking and bucking when in gear If this is your first visit, be sure to check out the FAQ by clicking the link above. Vehicle: 1988 Ford Mustang GT/5. Always have the car scanned when your check engine light comes on to. COM — So you’ve just gotten comfortable behind the wheel, put your belt on, lifted off the brakes and you’re ready to head out when you notice your steering causes an alarming noise. My 95 mustang gt aode shifts automatically to diffrent gears 2, 1,3 to neutral. That's because velocity is a vector quantity, one which acceleration depends upon. also the Pvc. 5 to 2 to 1. Ford Mustang owners have reported 43 problems related to automatic transmission (under the power train category). (Page 1 of 7). This kind of power and torque vectoring technology adopted from the Nissan GT-R allows it to have an acceleration that would put certain supercars. got a different plug set and problem fixed but you never mentioned changing the spark plug wires. Accelerating hard from a standstill with the wheel turned leaves you feeling momentarily “stranded” and exposed to the oncoming traffic. Sometimes, putting a car in neutral is the best way to avoid an accident. Misfire or stumble uphill or accelerating on freeway ramp 11-03-2006, 12:43 AM My 2000 Contour V6 auto has developed an intermittent stumble or misfire on hard acceleration going onto the freeway or uphill at about 35-45MPH. The sound gets much louder if I'm at speed and going around a left-bend. accelerating, especially at 50 mph and more, tells me this is an ignition problem. Below are the 11 most common reasons for a car or truck losing power when trying to accelerate: #1 - Low Compression (Gas & Diesel Engine). The symptoms of a car not accelerating like it used to can occur on many high mileage vehicles. The result can be an engine that bucks, shakes and rattles when accelerating or shifting. Depending on your car, it could be a throttle position sensor, a MAPS sensor, an AC compressor control relay like the Real Dan suggests, or some other component in your engine management system. It jerks and loses all power, resulting in a downshift. i cant fully accelerate with out feeling like m car misses, funny thing is that some days its worse when other days it runs at top performance. What will happen if the cars o2 sensor is out? Will it have issues accelerating? like i can accelerate but its not going above 25 to 30 without making it seem like the car is in park and pressing the gas pedal. 1994 Ford Mustang: automatic transmission. Took it for a test drive & although it is MUCH better it still sputters & backfires on acceleration only (can rev it up in neutral & no apparent problems, only in gear). 8, pressing gas pedal does not do anything, then car jerks and accelerates. While accelerating from a full stop and turning onto side street, the engine appeared to accelerate and then stopped in the middle of the turn in the middle of oncoming traffic. It sounds like a CV joint failure but it's coming from the gearbox/rear diff area and you can actually feel the thunk through the steering and car seat/body. In terms of acceleration, it wasn't even close. Moisture in the distributor cap can cause a car to jerk when accelerating. Mustang Monthly Magazine shows you how to tune your vintage Ford Mustang for improved performance. Problem: Intermittent misfire that occurs often across wide range of rpm's. Also please check out the statistics and reliability analysis of Ford Mustang based on all problems reported for the Mustang. 2005 ford expedition hesitation on acceleration. I can only guess that the problem has something to do with the fuel system. These include misfiring, fuel delivery issues, the catalytic converter, and more. Well man, you can replace the solenoid if you want but it would be a lot better to rebuild the whole thing. Post by Stanley Mcclellan » Sat May 12, 2018 12:33 pm it jerks and jumps when accelerating ? however when i unplug the camshaft intake position. The carb I am using is a NOS Holley 9834-1 Here is what happens: Car starts fine hot or cold. Howling under acceleration at various speeds, however, indicates that the gears are already worn out or are out of alignment or depth with each other. 30 over) and an AOD transmission. Any ideas other than U joints? The soft suspension mounts and movement when accelerating and stopping makes sense, but the connection seems tight. 0L 5spd: jerking and bucking when in gear If this is your first visit, be sure to check out the FAQ by clicking the link above. At low speeds, ideally while turning in a parking garage or coming out of a restaurant parking or turning in a cul de sac, and only while taking a right, there is a metal on metal grinding sound. When I turn on the A/C in my car, it jerks (particularly, when I am stopped at red lights). Loading Unsubscribe from proclaimliberty2000?. I've tried replacing the fuel filter several times and currently have the gas tank off thinking that it might have rust or gunk that is fouling the lines. Thunk/clunk noise and jerk when accelerating from stop Post by itshotinjt04 » Sun Nov 09, 2014 12:57 am I have noticed, in my 2005 Ford Freestyle SEL, that sometimes when I begin to drive after a stop, or when I shift my car from reverse to drive, there is a clunk type noise and slight jerk. drove home 17 miles. Why Does My Car Jerk When Accelerating Last Updated: 18th August 2017 17th September 2019 A car that jerks or is hesitant upon acceleration is more than likely having issues with combustion from within the engine. Ford Mustang GT 2005-2014: Why Won't My Car Start? Nothing is worse than a non-starting car. It doesn't just jerk once then accelerate smoothly, it is a continuous jerk like the car loses power than accelerates then loses power than accelerates.