when they test drove the car it was fine a little while later it would come back. aoa please help me my honda city 2005 car jerks while driving at constant speedi try to solve problem many time from computer but some past time its come again and agian plz help. re: Car jerking while accelerating I have a diesel figo and just after 60k service I noticed that the car jerks a bit of I blip the throttle or release the throttle suddenly. If you know the distance moved and the time used - the acceleration can be calculated as. The fuel economy of the car drops drastically. This is a common and annoying problem that can be responsible for a variety of issues. I'll ohm each coil for clues. But starts again as soon as I press the gas again. There can be many causes behind this jerking motion, including problems in the starting system, fuel supply, engine or the exhaust pipe. An AWD car can deliver all engine torque to all four wheels all the time. then if i give it more gas it will go. Is the noise heard only when driving and turning corners? 6. National Highway Traffic Safety Administration estimates that each year as many as 240,000 accidents are related to sleepiness at the wheel. If your vehicle stalls in the water, don't restart the engine. Hi All, I'm currently driving a E60 '05 520. Causes of Driving Anxiety. In order for a car to operate efficiently, it needs to regulate the correct flow of air, fuel and compression. Press brakes, then tried again car jumped into gear. What is up with this car? While driving, it just. CVT technology has come a long way. That means it's accelerating as well, even though its speed stays exactly the same! A car is a heavy lump of metal and it takes a lot of force to get it moving, speed it up, slow it down, or turn it round. There can be many causes behind this jerking motion, including problems in the starting system, fuel supply, engine or the exhaust pipe. If your car doesn't seem to ride like it used to, you may have a problem down below. If you know the distance moved and the time used - the acceleration can be calculated as. Here's what I do: After start, while still in park, press the accelerator to the floor for a few seconds. Car electrician has checked with the scanner, which showed cylinders misfiring. Car Acceleration Diagram - mph. I'm slowly accelerating from a stop or just driving slowly (first noticed it when I was stuck behind a truck on the. This happens when the engine is deprived of adequate, fuel-air or spark to function efficiently. Bought a 2016 Nissan Altima, it has 55,415 Miles on it. It can be easy to think that if your car starts and runs relatively well then everything is working perfectly, but that isn't necessarily true. Car revving without accelerator – WTF? I jacked the car up and emptied the oil out before removing the idle control valve, cleaning it with petrol & WD40 and then putting it back on and. FUEL TYPE: GAS. I have also noticed that sometimes the tachometer doesn't increase in revs evenly as the car switches to higher gear. I am having an issue with my Sl1 while driving,, The engine light is currently NOT on. The human tolerance to acceleration has been measured and is well understood. When I'm driving, and the car changes from 1st to 2nd gear and with my foot on the accelerator, the engine sputters and the car loses power and then slowly catches up. It surges or pulses as if the brakes are being pulsed while at the cruisng speed I set. This is the "ideal" speed, v ideal, at which the car the car will negotiate the turn - even if it is covered with perfectly-smooth ice. it has done so twice while my wife has been driving it on the highway, creating very dangerous situations. It's the jerk, not the acceleration, that throws you off your feet when you're standing on the subway and it pulls into or out of a station. While driving you will not know it it came on or not. My car jerks sometimes when i'm driving it and the check engine light came on. Jerking and shuddering when you press down the accelerator; Staccato shaking within a particular speed range – it’ll feel a bit like you’re driving over a rumble strip; Your car probably will start ok and drive fine for a bit but will eventually start shaking after a short while on the road. It was fine but. A car that stalls while you’re driving is a dangerous situation no matter where it happens. 45 minutes later, while driving at about 70 mph with cruise control on the light came on again and again, no power to accelerate and the car’s speed would decrease until the incline in the road would decrease allowing the cruise control to take it back up to 70mph. Correct answer: Slow down eventually without applying brakes. ill be going about 50 and slowly increase speed and it will do that. ds = distance moved (m, ft) Acceleration of some known cars. Since the force to stop your body in even a low speed collision is in the range of tons, there is no way you can hold on and prevent injury. when they test drove the car it was fine a little while later it would come back. for example im driving and i reach the speed limit and let off the gas and give it a little gas to stay at a speed it feels like it bogs out or somethingcould it be my map sensor or. I'm really in a bind. can feel the car tremble. Diagnosing Noises in Your Car - EricTheCarGuy- Stay Dirty! In this Article we talk about Diagnosing Noises in Your Car and how and fix them. The Forces on a Moving Car. So unless you want to pass the cop's driving test to able to drive, you're not going to have the same privileges such as speeding, using a computer while driving, shooting while driving, communicating over the radio while driving, intentionally causing accidents, or any other such law enforcement tasks. Incoming search terms: Car Lunges At 60 Mph,Troubleshoot Chevy 1996 5 7 Hesitation,Car Bucks And Jerks Around 2000 Rpm During Acceleration,Why Does My2011 Buick Enclave Jerk Sometimes When I Excelerate,97 Surburan 2500 5 7 Eng Missing At Road Speeds,Why Does My 2005 Buick Hesatate When I Am Driving At 40 To 55 Mph,What Would Cause Very Bad Fuel. Difficulty while changing gears. Shuddering/Shaking when going slow in my car. Drag is the force of air resistance (a form of friction) pushing against the front of the car while it is moving. Assuming you're driving and shifting correctly, what can you do that will hurt your engine? What kind of spirited driving leads to damage, and how long can one drive that way? I know dudes that only drive hard, while I'm afraid to push consecutive gears to red line. Any ideas what might be causing the following (on my E28 528i 1985, well looked after - 116k miles on clock) : Car pulls away fine and drives very well - except - when I'm travelling at a STEADY rate (i. Car models such as Accord, Civic, and Odyssey are the worst example of Honda CVT transmission problems. 6 m/s 3 (Nygård, 1999. The maximum velocity of the car can now be found easily. The car is shaking, and the check engine light is blinking. After changing the plugs and air filter it got a bit better but after driving 500+ miles it is back to the same point. However, a stuck brake caliper will cause a noticeable steering wheel shake at high speeds. after a while it accelerates to a higher cruising speed, then it's OK again. This particular driving subtask is of interest because it is relatively simple compared to other driving tasks, has been successfully described by mathematical models, and is an important facet of driving. Stalling is caused by a loss of air, fuel, or electricity while the engine is running. A damaged tire will cause a car to pull or jerk to a side when driving at medium speeds. I have also replaced the rear U-Joint on the front drive shaft (there was some play in it, all others felt solid), but I still have the vibration, my mechanic suggested i balance the rear drive shaft. My car jerks sometimes when i'm driving it and the check engine light came on. After Driving for a while it gets 'looser' and then …. If, however, your steering wheel shakes while you're driving straight but stops when you're making a curve, this may be a sign that a ball joint should be replaced. But your RAV shouldn't be jerking while driving along unless you are varying your pressure on the accelerator pedal. If the engine rattles at a start-up or you can see a blue or white smoke that smells like a burnt oil like in the photo, avoid a car even if it's a small puff. I heard some cars can get up to 50mph on 1st gear before needing to shift to 2nd. You Might be Experiencing Fuel Pump Failure if Your Car Jerks or Sputters at High Speeds. Car jerks when driving at a constant speed (1994 Nissan Altima) i just changed the throttle position sensor and it still jerks or hesitates when im driving. It also might just mean that you spilled food in your car and have a mildew problem, though. Even if the car is moving at a slow speed, this phenomenon still occurs. Bought a used '93 LS400 for my kid that was a trade in at a local used car dealer. it will do it randomly not at a steady pace. I'm slowly accelerating from a stop or just driving slowly (first noticed it when I was stuck behind a truck on the. Car is sluggish, jerking, and. Ford focus mark 2 2. When im accelerating it shakes quite violently as far as im concerned, also i can feel it It happens only whilst accelerating, not whilst cruising or decelerating. At first I thought it might be the gas (water in it) but that turned out to be a wrong guess. Dealer reprogrammed the car to shift differently. When we see no red taillight on the ICE car in front of us, we have come to assume that the car is either going at a constant speed or is coasting with a very slight deceleration. Put Spring In Your Electric Golf Cart Posted on March 9, 2004 by Michael Williams All electric golf cart maintenance should start with the proper care & feeding of the batteries, checking the tightness of all cable connections and maintenance of the battery racks. About 1 year ago I had a problem with my 2000 TL (I had about 65,000 miles on it then) when the engine was jerking during the acceleration sometimes. Impeded exhaust flow from a bad catalytic converter can cause jerking hesitation, but an overall power loss is more likely. The carb I am using is a NOS Holley 9834-1 Here is what happens: Car starts fine hot or cold. Over the last few months the X3 has developed what I would describe as a slight hesitation or jerking sensation at highway speeds. Does this mean that you rarely have to shift gears while driving to stay within speed limits? 50mph is more than fast enough for the city. it has done so twice while my wife has been driving it on the highway, creating very dangerous situations. In order for a car to operate efficiently, it needs to regulate the correct flow of air, fuel and compression. Driving uphill can be tough, especially if the slope is steep. The most common early sign of a problem with a fuel pump comes when driving a vehicle at a consistent high speed. Causes of Driving Anxiety. While there is a wide range. White Smoke From Exhaust: Main Causes and How to Fix By Tsukasa Azuma Last updated Jun 19, 2019 82 Any type of change in the color of the smoke, white smoke from exhaust , for example, is surely a sign that there is a problem with your beloved car. You'll feel the braking gradually get more intense and then shoot up at the very end. I'm slowly accelerating from a stop or just driving slowly (first noticed it when I was stuck behind a truck on the. Usually after a speed of 40 when I barely step on the pedal my car starts to jerk. Car is brand new rattle started at 750 miles. Your car's suspension system is an intricate network of cooperating (usually, anyway) components designed to give you a smooth, even, stable ride. Usually it is idle at 400rpm without up and down. I did drive all the way here from California while texting. If a 1996 Dodge Intrepid is jerking while idling and in motion the spark plug wires and spark plugs should be checked. I change this driving habit when my wife is in the car. BMW had a look at it and they fortunately saw it as well. After changing the plugs and air filter it got a bit better but after driving 500+ miles it is back to the same point. after a while it accelerates to a higher cruising speed, then it's OK again. When I am driving at a constant speed e. Shifting to a lower gear is the key to delivering power to your wheels and controlling your speed. Car accidents can damage several areas of the body, especially your neck and back. Constant speeding causes unnecessary heating and friction in the car's engine and pressure on other parts like tyres. Honda Civic: Why is My Car Shaking at Idle? If your trusty Honda Civic is shaking violently, accelerating poorly, or declining in fuel economy, diagnose and repair the problem as soon as you can. The car presents a similar problem as to those described here. getting a car’s transmission. It can be easy to think that if your car starts and runs relatively well then everything is working perfectly, but that isn't necessarily true. A car that surges or jerks at high speed is potentially dangerous, especially in heavy traffic or in bad weather. Jerking and Surging on a Turbo Diesel. Of all the components in your car, the steering and suspension take some of the heaviest wear. it will do it randomly not at a steady pace. The truck starts and idles without an issue. My car jerks on second gear when I slow down while on second gear and then want to accelerate back. 2000 Mercury Mystique automatic 4cyl While driving at a constant speed the rpm gauge starts to fluctuate especially between 40-50 mph. Thanks for pointing out that if your truck's driveline is grinding while you drive at any speed, it's probably due to worn or damaged U-joints. Recently, while driving my car at constant speeds, the car will start jerking back and forth, the same type of thing that happens when you're in a too low gear and too low rpms and you give the car gas and it jerks, but I'm having that happen to me in all gears, while driving at constant speed. When I'm accelerating and get to required speed my RPM gauge either drops and steadies or jumps up then steadies back. You Might be Experiencing Fuel Pump Failure if Your Car Jerks or Sputters at High Speeds. A tire damaged by a piece of metal or glass will cause the car to run out of alignment. The car wouldn't stay started and the owner of the car lot told me it was the mass air flow sensor. the plug wires are only about a year/20,000 miles. At this speed the car uses about the same amount of fuel, but it went 1 mile in an hour. Engine speed sensitive — The vibration/noise is directly related to engine speed and nothing else (not vehicle speed or driving conditions). Only starts chugging when keeping at a constant speed. It doesn't happen all the time, but it happens in light throttle conditions, as if maintaining a certain speed. Ive had it into to the ford dealer who are perplexed. If the oil pressure warning light or gauge indicates low oil pressure while you are driving, to accelerate to the speed of expressway traffic. Try to maintain a consistent speed while driving. Here are 10 Car Noises to be Concerned About and what could be causing them. What's the. 6 m/s 3 (Nygård, 1999. After driving round on hot day, stop and turn off A/C leave the car to idle for 10 mins, if the fan does not come on atleast once then there is a problem. Note the sudden jump in acceleration magnitude when the car switches from a straight line to the curve. VEHICLE SPEED: 15 mph. On modern vehicles, oxygen sensor failures don't typically cause hesitation; the computer should realize the sensor is bad, and will likely ignore its data and detune the entire engine until you get it fixed. Any compromise to this process could result in a significant loss of horsepower. A risky driving style in terms of jerkiness is defined as the amount of critical jerks a driver causes while driving. Car Acceleration Diagram - km/h. In electric drives the driving equipment is an electric motor. You can also hear as the engine stutters from inconsistent fuel intake. I just noticed some days back that while accelerating, my car suddenly jerks violently. While our miss was inconsistent, there were some notable details (always keep track of details for the sake of engine diagnostics). I notice that while driving, he isn't keeping steady pressure on the gas pedal. While traveling down the road the car will run well for about 10 miles and then begin to jerk around, or sputter, for a mile or two before returning to normal. It also might just mean that you spilled food in your car and have a mildew problem, though. Making sure he or she is safe while doing so is a constant consideration. My car jerks at various speeds. You can also get a feel for the smooth, quiet operation of this car as there’s a bit of regular driving thrown in there:. This started about 2 months ago and i replaced the speed sensor and the crankshaft positioning sensor. Have you ever experienced car hesitation when accelerating? A car hesitates when accelerating is a symptom that shows an imperfect internal combustion in your engine. Try to maintain a consistent speed while driving. This gives you the same control, via your right foot, as you would have on a plain road. What some owners with similar problems are saying about their Jaguar S-Type - their personal reviews of S-Type ownership and experiences of the ZF Transmission (6HP26) Lurch, rear brake issues and premature tyre wear. · Different types of loads exhibit different speed torque characteristics. Constant speeding can result in a weak engine. When desired speed is achieved, the car jerks when trying to maintain constant speed. 2000 Mercury Mystique automatic 4cyl While driving at a constant speed the rpm gauge starts to fluctuate especially between 40-50 mph. You should never operate the vehicle only in the first gear. May try the spark plugs first, if no improvement or just a slight improvement,then change the wires also. As you get very close to stopping it shoots up really fast. well its winter now n the. These are the tough. i have honda civic 1999 exi. Dirty injectors can cause your car to lose power and make your car jerk while driving at constant speed or from a stop due to frequent engine misfires. The car is shaking, and the check engine light is blinking. Related Articles. MS1 has a two point curve, while MS2 and later lets you set a more detailed curve of IAC valve versus temperature. Also, never shift to first gear while the vehicle is moving. When I am driving at a constant speed e. Drive in either the first or at most the second gear with higher revs. The 1996 Dodge Ram 1500 has 5 problems reported for jerks and hesitates while driving. While driving down the road at a constant speed, the car will jerk intermitently as if the car suddenly lost power. Since the normal force N is always directed along the positive y-axis, the radial force will never exceed the weight W of the car. Driving downhill. Riding in the back of a pickup truck or holding onto a car in any way takes away the protection of a seatbelt and airbag. The cause of these vibrations can stem from several places within your vehicle. A continuously variable transmission (CVT), also known as a shiftless transmission, single-speed transmission, stepless transmission, pulley transmission, or, in case of motorcycles, a 'twist-and-go', is an automatic transmission that can change seamlessly through a continuous range of effective gear ratios. Does his wife have a heavy foot or is Dana driving too much like a geek?. It's the jerk, not the acceleration, that throws you off your feet when you're standing on the subway and it pulls into or out of a station. for example im driving and i reach the speed limit and let off the gas and give it a little gas to stay at a speed it feels like it bogs out or somethingcould it be my map sensor or. How to Fix a Car That Stalls. The driving test for cops is not. Vehicle was not using Cruise Control. They are using the cell phone to make the phone calls while driving. It stops as soon as I accelerate. When your car is sitting still, or when it is moving down the road neither accelerating, braking or cornering (in a straight line at a constant speed), it is "balanced". Useful too would be knowledge of the transmission gear selected, the amount of throttle being applied and certainly the speed of the vehicle. The truck has 217,000 miles on it. Hi all my 2002 ford ranger is also doing this , one thing i noticed is it only does it when it snows even very slight. 6L Manual stalls while. I thought I was coming from the clutch fan because it doesn't occur when I let off the gas, only with my foot on the gas. Braking in a car doesn't feel much different to driving down a hill, but when the car's speed reaches zero and suddenly stops decelerating, the jerk as gravity snaps back to vertical is definitely noticeable. Car idles really rough, kind of sounds cool like I have a high lift cam but very low idle and very rough. In 1984, the Japanese automobile manufacturer, Subaru, introduced the electronic continuously variable transmission (ECVT) in a hatchback called Subaru Justy. A car that stalls while you're driving is a dangerous situation no matter where it happens. To test this condition drive the car at a steady speed, then very lightly tap the clutch pedal, if the car responds the clutch is worn. The hesitation is only noticeable at highway speeds when climbing a large hill or incline. Car begins to idle up an down while driving. My car jerks when I'm driving at a constant speed at 40 mph or higher. slows the riders down as the car slows. Earlier when people think about transmission, they just have automatic to choose from, but today there is much more than that. Sometimes the problem does not lie within the brakes or wheels, it is caused by the engine. Today my car started jerking at high speeds on the highway (above 50mph) feels kinda like a "jump" as well. Common Steering and Suspension Problems Posted on March 9, 2011 by Defensive Driving Team | in Defensive Driving Tips. By David J. The car may also pull to one side or wander while driving. I was told I needed a new clutch and that it is a common problem with these cars and that since the part is on back order it would take minimum 2 weeks to get in!. a car with an. The car seems to have a jerking motion at speed of 60km/h ( 38mph) and 1500rpm when accelerating, mostly if this speed is sustained for some time. It used to only be between certain speeds this was happening 15-20mph, 30-40mph, 55-65mph but. To learn more, see reviews. Read more General Motors reviews to learn about other models. Auto mechanics say they get frequent calls from customers saying their car is vibrating. Car revving without accelerator – WTF? I jacked the car up and emptied the oil out before removing the idle control valve, cleaning it with petrol & WD40 and then putting it back on and. I have tried to fix this problem for some months now, but stillI have not found the problem. Vehicle had 6 CYLINDERS. The cause of these vibrations can stem from several places within your vehicle. Also, while position, speed and acceleration seem familiar to me due to everyday experience, why doesn't jerk seem familiar to me? I never tell someone when driving a car "you're jerking too much", whereas I could say "you are accelerating too much". If you're sawing the wheel then your turn in was incorrect. It will not make it will while stopped and holding break and gas at the same time, or in park or neutral and giving it gas. mph then it jumps & jerks while holdind the speed of 45 mph but it I accelerate it smooth's itself out and maintaining a constant. Cruise control is another factor that can lead to hydroplaning. It could be caused by a spark plug malfunction, clogged fuel lines or fuel filter, a glitch in the vehicle's computer or from many other issues, according to HowStuffWorks. Recently the car begins to slightly jerk at high speeds, which is especially noticeable when driving uphill on a highway. Worth a shot and not that hard too change 1st time took 2hrs per side roughly. So, if it is starting to fail, the car shifts hard. You should never operate the vehicle only in the first gear. In order for a car to operate efficiently, it needs to regulate the correct flow of air, fuel and compression. In 1984, the Japanese automobile manufacturer, Subaru, introduced the electronic continuously variable transmission (ECVT) in a hatchback called Subaru Justy. I change this driving habit when my wife is in the car. Try to maintain a consistent speed while driving. There can be many causes behind this jerking motion, including problems in the starting system, fuel supply, engine or the exhaust pipe. Car chugs and jerks like crazy while keeping at a constant speed over 40. Most car noises come from the engine, belts and pulleys, hoses, exhaust system, tires, suspension system, tire to pavement contact, braking and aerodynamic interference. No engine lights etc. Even if the car is moving at a slow speed, this phenomenon still occurs. It jerks when accelerating. There are several reasons why car jerks when accelerating. Keep the throttle gently pressed at all times and maintain a constant speed. I have a 2006 Dodge Grand Caravan, while driving the steering will jerk to the left at 35 mph. That transmission is a six-speed and has been around for a while. Photo: ABC-15/Associated Press This is a weekly. Driving tips for AWD models WARNING. )? My dad always tells me to keep a constant speed while driving, but to stay at my speed I usually let off the gas a bit if I'm going too slow or vice versa. Is it that jerk has little influence because it is almost constant?. HDC allows the driver to maintain constant speeds when on inclines or hilly terrains. What's the. have to suddenly hit the brakes and endure jerks. this has also happened while the car is idling, and while traveling at low speeds off the highway. Usually it is idle at 400rpm without up and down. You can catch some of the engine problems when the engine is started cold, after the car sat for a while. The problem clears up if you drive about 30 miles on the highway at constant speed. If you are constantly applying pressure to the steering wheel of your car to keep it between the lines on the road, it can be a safety concern. Car jerks while accelerating. It feels like the car is lugging, slightly jerking back and forth. Owners' Feedback - Taken from sources throughout the Internet. The GMC Acadia is a mid-size SUV. Insufficient burning inside the engine will make the car hesitates or jerks when driving. The car wouldn't stay started and the owner of the car lot told me it was the mass air flow sensor. It happens in any gear and speed. It only jerks when I try to keep a constant speed. ill be going about 50 and slowly increase speed and it will do that. We hope that this information is. Money! Before you rush off to the dealership or workshop mechanic to troubleshoot the problem, consider this: Many mechanics are just lousy trouble-shooters, so it is a good idea to have a bit of information yourself first. I've figured out that if i stop (in a safe place, of course) and cut the. It's the jerk, not the acceleration, that throws you off your feet when you're standing on the subway and it pulls into or out of a station. How to Fix a Car That Stalls. If I press it more down it goes away and it picks up speed easily. More torque does not mean more traction though, so it can be unsafe on slippery surfaces like snow, ice or mud. i have THE hardest time getting it into gear. By automatically controlling the speed of a car, cruise control allows the driver to travel long distances without getting too tired. Hope it helps others. while the plugs in bank 2 were changed at some point, that could cause your misfiring. You can also hear as the engine stutters from inconsistent fuel intake. Is there any reason why ?. A continuously variable transmission (CVT) is a type of automatic car transmission system that uses a pulley and belt system to provide an unlimited range of gear ratios. If you find that car jerks while accelerating, it is a sign of transmission issue. My car jerks at various speeds. Why Does My Car Jerk While Accelerating? If your car is jerking around when you accelerate this is a warning sign that there is a bigger problem with your car. How to Fix a Car That Stalls. I have a 2004 Ford F150 FX4 and I've been having a (hopefully) minor problem for the past 15k miles or so. See the screenshots from the video below:. BMW had a look at it and they fortunately saw it as well. Both at low speeds and freeway. i have honda civic 1999 exi. all the plugs and wires have recently been replaced, as well as the carb rebuilt, doesnt sound like any misfiring. it has done so twice while my wife has been driving it on the highway, creating very dangerous situations. If you’re in traffic; even slow traffic, and your car stalls you might get rear-ended. it strands her on the side of the road until we can get the car started again and off the highway. If it stalls on the highway, you could be involved in a very serious accident. MS1 has a two point curve, while MS2 and later lets you set a more detailed curve of IAC valve versus temperature. Every time when you're in a car in motion, and the car comes to a complete stop, say at a red light, you feel your entire body being shifted forward a little bit (obviously relative to the car). Impeded exhaust flow from a bad catalytic converter can cause jerking hesitation, but an overall power loss is more likely. If your car loses power while driving, there are a number of potential causes. ds = distance moved (m, ft) Acceleration of some known cars. The graph at the bottom shows the acceleration magnitude versus time. Well, I AM going to practice what I preach after all. More torque does not mean more traction though, so it can be unsafe on slippery surfaces like snow, ice or mud. I have Mistubishi Lancer 1. Most of us have had at least one frightening driving experience, witnessed new reports of car accidents, or simply undergone our own anxiety while on the road. I notice that while driving, he isn't keeping steady pressure on the gas pedal. There are many things that could cause a car to stall, with solutions ranging from simple to complex. It increases and my speed increases, and vice versa. I have a vibration that I can't seem to figure out, I have replaced all 4 tires and balanced the wheels and got an alignment done. car has that light on, the car is over heating when i drive, when i am idle it goes back down, which its normally the other way around. · Is the car making noise while accelerating or braking? The list of questions can go on forever, so the best diagnosis is to pay attention when the vehicle is making the noise and make a mental note or write it down so you don't forget. With good reason, Porsche owners are jerks. Improper tire pressure is one of the top reasons a car might feel like it's pulling to one side. The car wouldn't stay started and the owner of the car lot told me it was the mass air flow sensor. Moisture in the distributor cap can cause a car to jerk when accelerating. 3 Reasons why my car makes a squealing noise when I drive. 5 speed cvt. BMW X3 hesitation on acceleration of acceleration going down a flat to slightly hilly road at moderate speed. Worth a shot and not that hard too change 1st time took 2hrs per side roughly. To test this condition drive the car at a steady speed, then very lightly tap the clutch pedal, if the car responds the clutch is worn. Since the force to stop your body in even a low speed collision is in the range of tons, there is no way you can hold on and prevent injury. It takes time and practice but is essential to enable all other driving skills to merge. It has gotten worst over the last week. As a self-appointed representative of Porsche owners, you would think I find the behavior of these clowns annoying and a setback to my cause. Transmission would jerk very badly when driving in town. A tire damaged by a piece of metal or glass will cause the car to run out of alignment. If a 1996 Dodge Intrepid is jerking while idling and in motion the spark plug wires and spark plugs should be checked. My car has been doing a rather weird thing lately.