Car Hesitates At 40 Mph

what do i do? view details; dec 12, 2014 - cary, nc - power train. I've started noticing little hestitation in acceleration above 3-4 rpm escpecially on the freeway. When it starts to vibrate at around 40 mph or so just lifting your foot off the gas usually makes it go away. 5 se and have recently had what seemed to be a transmission problem. until I took it to be aligned after I changed them and the car pulled from. Here's my problem Zafira 1. - My driving style is mostly sedate and rarely over 50 MPH (80 km/h), but I do go to near WOT for a few seconds about once per drive. As I approach ~35 Kph, and accelerating, the car does not accelerate smoothly. Car Dashdroid is a car home dock replacement that makes driving easy, while providing the best infotainment on the Play Store. Always begin replacing the easiest and cheapest part first, which is the fuel filter. 1 mile to slow from 60 to 40 mph. (2012 Toyota Camry) It starts good and run smooth. Or it could be carbon build up in the cylinder causing a hotspot that is pre igniting the fuel. If I press the gas pedal down 1/4 or less then the car hesitates. Mine did this too, and after having it scanned at a garage, it turned out to be the speed sensor on the transmission. Why is my Toyota Camry hesitating at 30 mph? This may cause hesitation as well. disconnecting the battery for a few hours might work, also. anxiety mother to pick up medicine and we go down a hill and the car. Notice the engine rpms when your vehicle reaches a speed of 40 mph. Sometimes it will happen between 50-55 MPH but primarily it is between 40-50. My car, and at least 2-3 others I have driven does this quite. This morning I took it our for a 40 minute drive, everything went great no problems. What goes into making the world's first 1,000 mph car? WSJ's Ben Rooney finds out at the. It got worse as time has gone by and I can get it to occur at 20 mph. 85039370079 feet/minute, or 2. It feels like its jerking between 40-50 then is fine it also started to idle rough when I would stop Thanks 4 any help. 3 4x4 etc I have a problem that is driving me nuts trying to figure out. with an open wheeled car – small block powered naturally aspirated on gasoline…. Kmac2017 · If I am driving between 40-50mph the car jerks badly. i notice that cruising at about 40-50 mph my car sputters as if it is lacking. Honda CR-V - Vibration felt at 15-30 mph under my feet. I decided to change the spark plugs. The dealer 2 miles from me wants to do the update firmware TSB for under 10MPH stop issue and start acceleration issue from a stop for $140 and said they don't know if it will fix the 40-60 mph issue and they need the truck for at least 24 hours since they are so busy lalalala and then they want to charge me $89 for a guy to sit in the truck with a laptop to trouble shoot the 40-60 MPH issue. But then it also happens on the freeway running around 1700 mph with a tps reading of 23-24 around 55mph. Car Stalling While at Speed. It will accelerate past 40, but seems to have trouble. I still had the hesitation at 45 MPH in overdrive when trying to accelerate a slight hill. I too have noticed this hesitation. 2014 Acura MDX Jerks at 40-50 MPH. These types of problems can be a pain to track down, and if the problem is an intermittent one, it can be months before the cause is found. 4L "Stuuttering" at 40-50 MPH - I have a 2004 F-150 5. I will try a search for those words. Before I bought it I complained that it had an exhaust noise, an acceleration issue at 40 mph and 1100 rpm's and the ac was not very cold. To see how frequently Toyota Camry problems occur, check out our car reliability stats. I am trying to tune out a hesitation in the off idle part throttle range. I put about 500 miles on since I had my first post. I did not notice this issue during the test drive in fact, I didn't notice the issue until after about two weeks of driving it. The car will jerk real bad when driving at a steady speed and also when slightly accelerating. The car hesitates or flutters as the needle sweeps through 2800-3300 rpm or so. 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. Your vehicle doesn't like running in high altitudes with a potato crammed up its tailpipe any more than you would (but, hey, to each his own). jerks on down grade with cruise controll on rpm go up 300 to 400 then down 200 below origional reading and. 2015-2017 Explorer/Police Interceptor Utility - 3. So Sunday we packed up and headed back home, and about 30 mins into the drive traveling about 45 mph the engine started sputtering. Best Answer: if my guess is right and your car is a young one with a computer on board, which need to be reset for one reason or another which might clear the fault code and relatively will clear that hesitation that make the car computer confused of what next signal to send to the gearbox in synchronization with the engine. My '93 325i has been "shuddering" (the entire car seems to shake) when I am between the speeds of 35-40 mph. this vehicle shudders and vibrates as it accelerates between 20 to 30 mph and also from 40 to 50 mph. (Don't turn off the engine entirely or your power steering and brakes will lose boost. Marquis,in a fuel conserving accelaration stumbles between 35-45 mph, ( stumbling not noticed under heavy accelaration in that range). Spark plugs Fuel pump Won't start Jerking/Hesitation Starting My vehicle jerks when I drive over 40 mph. 4 Liter 4X4 supercrew with 6 lift and 35 tires. Driving on the highway accelerating at 36-40 mph, car starting shuddering and lunging forward, loud noise coming from car and it wouldn't accelerate. Common causes of cars shaking over 45 mph can include misalignment of the wheels, bad wheel bearings and warped brake rotors. Hesitation at 40 mph I feel like the tiptronic has so much drag and spends all of it's time thinking the car should be in a lower gear that I tend to shift it. 5)The car does not stall or turn off on it's own. Step 11 - A timing belt or chain is used to keep the engine crankshaft to camshaft relationship correct. no matter time of day or warm up period. I have a 98 mercury cougar, and I am facing an odd problem. Hi I have a six months old, Fabia Elegance Estate 1. Dealership has tried new torque convertor and software. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. My car hesitates when driving at 40 mph to 50mph. 5 engine @ 40 to 45 mph it starts bucking. FREE Shipping. There's no engine management light on and it gives no fault codes. I have had manuals my whole life so I know how to drive them. When I cruise at backcountry speeds around 45-55, and then accelerate a little for a speed limit increase, I notice the truck sputter and hesitate, a few times it even popped a l. Exterior; Fog lamps; Vinyl upper/anti-scuff lower door trim w/integral armrest, map pocket, door pull handle, courtesy lights; Instrumentation; Auxiliary pwr point in instrument p. hesitates around 40 to 60 mph. It's difficult to explain without sounding crazy. Flooring the H2 immediately results in the lowest usable gear being found and no hesitation to gain speed, whether I'm at 0 MPH, 40 MPH, or 70MPH. If I shift into 3rd gear it does not happen, if I give it more than 30% throttle, it does not happen. This car hesitates about 2 to 3 seconds before taking off. jerks on down grade with cruise controll on rpm go up 300 to 400 then down 200 below origional reading and. Toyota Camry Transmission Problems. My car starts to sputter when I get to about 45 to 50 mph? when ideling at a light my car would hesitate or shudder. Q: I have a 1985 Nissan Maxima with an automatic transmission that has a hesitation problem when the engine is both cold and hot. I do notice at times my rpm idles around 1100-1000 when the car has sat for a few hours then runs normal after a few blocks. purolator synthetic oil filter? Hesitation/Sputtering between 30 to 40 mph Discussion in ' 2nd Gen. If I accelerate through these speeds I do not feel it. The turbocharged, top-of-the-line Soul GT-Line 1. You can fill out and send the form online. That is my exact story i had this weekend, same results at the dealer as well. on level road it takes. These types of problems can be a pain to track down, and if the problem is an intermittent one, it can be months before the cause is found. The next step would be to ensure that the fuel injectors are as clean as possible. Starting about 5 days ago, we began to notice a slight hesitation, very light vibration and very faint noise under light throttle around 40 mph and 2000 rpm. This car also shakes or vibrate when you accelerate to speeds of 60 to 65mph. My wife has the same problem in her 2007 Liberty. Hesitates/Sputters. Car safety features that helps prevent crashes should be standard. I answer your car. 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. Average Car Insurance Costs for High-Risk Motorists in Utah. It does it on smooth roads, too. I dove 40 miles at 75 mph on the interstate and art a steady throttle position the. The problem we are having is that when you approach 40 MPH the vehicle begins to hesitate/buck/shake and does not accelerate smoothly. Every couple of months a Z car owner somewhere cries out "Help, my car is suffering from hesitation/stumble: what could be wrong?". I have a 99' white trans am M6. 6-liter turbo-four has little turbo lag, allowing the Soul to hit 60 mph in 6. Get free 2-day shipping on qualified 0-40 mph, Single Car, Portable Garages products or buy Storage & Organization department products today with Buy Online Pick Up in Store. Like if going but it doesnt want to keep going. But then it also happens on the freeway running around 1700 mph with a tps reading of 23-24 around 55mph. To register a new or a preowned vehicle please fill out the Warranty Registration Form. 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. Changed both o2 sensors ( I had a check engine light) 2. Take it out of OD and the vibe goes away. Winds ESE at 5 to 10 mph. Chance of rain 50%. 1,200 miles of scary when you have to make a left hand turn through heavy traffic relying on acceleration to make the turn and the car goes limp!. When trying to accelerate, there is a momentary hesitation before a downshift and acceleration. Problem Areas. 7 and while at idle, there is no hesitation, stuttering or variancehowever, when driving at low speeds (20-35 mph) and I am slightly accelerating, the engine will shake and stutterif I "give 'er the gas" everything disappears and the car accelerates normallyI think I feel it happening to a small degree at higher speeds, but. What should I look at on the vehicle to hopefully diagnose the problem?. purolator synthetic oil filter? Hesitation/Sputtering between 30 to 40 mph Discussion in ' 2nd Gen. Steering is a problem when car hesitate then takes off, this is when you can lose control. it never did this before, it is a 1996 Monte Carlo. Pulled off road thinking, maybe a flat tire? i stopped the car checked and nothing. My car starts to sputter when I get to about 45 to 50 mph? when ideling at a light my car would hesitate or shudder. The VW diesel (TDI) engine is one tough engine capable of going 500,000 miles when maintained. Thinking it was a flate tire and or snow accumulation in the wheel wells she pulled over and checked. I also replaced the spark plugs, gas & air filter. Just 30 mph +/- 5 mph. This isn't just the steering wheel shaking, though it does do that a lot. 0 Vulcan Tech 2003 Ranger 3. As I approach ~35 Kph, and accelerating, the car does not accelerate smoothly. When i would gently accelerate while going anywhere from 40-55 mph the car would start to jerk and sometimes make a sputtering noise, but when i would press the accelerator for more gas the jerking would stop. Passenger noticed it as well after I asked if he felt it. also the car seems to shutter or almost feels like i am going over small bumps in the road even though its completely flat. Well, I have been having the same problems that many of us on here are having with an iradic idle, hesitation under load, and sputtering up to like 3000 rpm. Call (517) 625-5600 for more information. This is a very subtle surging, but it is there for sure. No CEL's whatsover. 2000 GM sierra, 5. 6 CR TDI 105 bhp having done 10,000 miles. I have a 98 mercury cougar, and I am facing an odd problem. this 2015 club car precedent has 14" rims and tires, a max 5 flip down back seat kit, a tinted windshield, 6" lift kit, led lights and a 5 panel mirror. What should I look at on the vehicle to hopefully diagnose the problem?. By then, it has produced more than 500000 units of MX-5s. This car also shakes or vibrate when you accelerate to speeds of 60 to 65mph. hesitation at 40-50 mph. This was a little low, according to Gene Christensen of Auto-Rite Transmissions in Van Nuys, California. When car does take off it goes to fast and can make a driver lose control. It seems to be the worst right around 65mph. I called my mechanic and he suggested to change motor, transmission and Differential oils. The charger identifies your car and depending on which model you drive, your account is automatically charged and that amount is shown on the central screen. It does sound exactly like a rumble strip, but I do not feel a vibration. It has been known for the center carrier bearing mounting to deteriorate and cause a driveline vibration starting at about 40 mph. replaced fuel pump. 7 and while at idle, there is no hesitation, stuttering or variancehowever, when driving at low speeds (20-35 mph) and I am slightly accelerating, the engine will shake and stutterif I "give 'er the gas" everything disappears and the car accelerates normallyI think I feel it happening to a small degree at higher speeds, but. everyone loves navy blue and beige. It happened to her again yesterday. - Inline, 40 mph, the trans is right about to shift, hesitation before it shifts As soon as the car shifts to a lower gear and RPM goes up, the hesitation is gone. Well my car has been getting worse and worse and i thought that my tranny was slowly going bad. 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. 9 Impala, Fleet model. Ford Ranger Forum - Forums for Ford Ranger enthusiasts! > Engine Tech Forum > 6-Cylinder Tech > 3. PT Cruiser Owner Complaints: PT Cruiser Year 200 6 PT Cruiser Model Standard Found your website the other day in search for the answer to the problem your website talks about. The dealer 2 miles from me wants to do the update firmware TSB for under 10MPH stop issue and start acceleration issue from a stop for $140 and said they don't know if it will fix the 40-60 mph issue and they need the truck for at least 24 hours since they are so busy lalalala and then they want to charge me $89 for a guy to sit in the truck with a laptop to trouble shoot the 40-60 MPH issue. I own a 2007 Nissan maxima 3. 4L "Stuuttering" at 40-50 MPH - I have a 2004 F-150 5. 4V 1200MA Li-ion-Fe. If accelerator is pushed firmly, the vehicle speeds up and all is fine. Re: Can bad spark plugs cause hesitation between 45-50 mph? I'll defer to those with more knowledge, but as sophisticated as cars are today, it should be showing a code. It will not always buck or hesitate once it runs rougher, but it will ONLY do it after the load, sound, and running rougher have started. The car seems to hesitate in 4th gear right around 43 mph. It was just inspected by my local Ford dealership, and everything was running smoothly. Low cost and it might help if it is an injector. Some 2015-2017 Explorer and Police Interceptor Utility vehicles equipped with 3. Once I am past 45mph or so it does not do it, nor do I feel it before 40. Car hesitates because of. Slover94ford. It isn't everytime I hit 46 MPH and i tried to slow down from 5th with no brake to see if it would cause anything at 46 but I felt nothing. 00 call jeff or karen 919-947-6329. Hi I have a 2002 Toyota Highlander that sort of chokes. uk, don't hesitate to contact us. But they're not fast, not really. This week I realized that THE CAR DOESNT' GO OVER 50 OR 55 MPH and it hesitates a lot between shifts (it's an automatic). this vehicle shudders and vibrates as it accelerates between 20 to 30 mph and also from 40 to 50 mph. Its whisper-quiet before an oil change, and then makes a loud tapping after a new filter and fresh oil. And finally, look at EVAP PURGE % and see if a high percentage is present when your hesitation is present. However after monitoring my tps all weekend, the hesitation or engine shuder occurs under two different circumstances. Thinking it was a flate tire and or snow accumulation in the wheel wells she pulled over and checked. Driving at 60 mph I feel this slight hesitation. then if i give it more gas it will go. You can view more details on each measurement unit: feet/minute or mph The SI derived unit for speed is the meter/second. My car starts to sputter when I get to about 45 to 50 mph? when ideling at a light my car would hesitate or shudder. 1st oil change @ 1400 miles ; 2nd oil change @ 4300 miles (moved to mobil 1 synthetic). they were not sure how to fix it. we experience hesitation, slight jerking with the car when driving on slow speed. went to dealer. 1 mile to slow from 60 to 40 mph. The car seems to hesitate in 4th gear right around 43 mph. I was told i. Get free 2-day shipping on qualified 0-40 mph, Single Car, Portable Garages products or buy Storage & Organization department products today with Buy Online Pick Up in Store. When the throttle starts acting up, my tach will. Dirt circle track car. (Don't turn off the engine entirely or your power steering and brakes will lose boost. One, when I am running 1500 rpm at 17-19 tps cruising at around 35mph. It is almost as if it bogs down and then everything is normal again. We assume you are converting between foot/minute and mile/hour. Windy with periods of light rain and showers. ok guys it started last night while i was on my way to work. You have an issue which is a mojor with your Toyota Camry. When I get to around 40-50 mph and I try to mildly accelerate I get a bad shake in the truck and I think it is coming from the back right passenger tire. Windy with periods of light rain and showers. Zero to 60 times does not guarantee. - Answered by a verified Ford Mechanic. This is on the motorway. Its whisper-quiet before an oil change, and then makes a loud tapping after a new filter and fresh oil. There's no engine management light on and it gives no fault codes. they were not sure how to fix it. - Highway, 65 mph, incline, the RPM are at 1500 and before the trans should shift to a lower gear. This car also shakes or vibrate when you accelerate to speeds of 60 to 65mph. Recently I had to replace the head do you think that this may be a valve problem "If you have all new valve guides, it might be a tight guide. the car itself is shifting fine its just when i'm on the gas and going it seems like i have a little hesitation while its accelerating like it lags then pics up speed. - Inline, 40 mph, the trans is right about to shift, hesitation before it shifts As soon as the car shifts to a lower gear and RPM goes up, the hesitation is gone. I have a 94 pont grand am i was told when i got it the egr valve needed to be replaced. Signs of a failing ETM and its relation to the MAF sensor read around 1500 rpm when I’m coasting at 40 mph. No, we do not hand out car sponsorships. As I approach ~35 Kph, and accelerating, the car does not accelerate smoothly. To register a new or a preowned vehicle please fill out the Warranty Registration Form. If you've been discovered to be at fault after a car crash or found guilty of a driving infraction, your car insurance rates are going to rise. Winds could occasionally gust over 40 mph. I had a high speed (60 mph) surge on a 99 td where the rpm would jump up and down every 4 seconds. Have a 2005 Ford Mustang GT. There are a couple of reasons why a car may wobble between 30 and 40 miles per hour. It will accelerate past 40, but seems to have trouble. It already had high milage when I bought the car, and I worked as a merchandiser and put a lot of miles on the car in the past 6 months. now when i press on the gas it picks up very slow and sluggish. When I hit the 45 -55 mph range or 2,000 - 2,500 range, the truck starts feeling slugish. W/ no ac on at a stop light car runs fine but w/ ac on at the stop light engine then runs ruff and when accelerating. I have a similar problem with my 300. 6)The CEL was flashing when I drove it hard last week, which I take to mean that it was misfiring. Recently, I've noticed a loud humming noise coming from the front of the car when I go over 40 mph and it only happens when I let off the gas, but do not apply the brakes. I put about 500 miles on since I had my first post. But today I drove on a super smooth road at 40 mph and there was definite hesitation. 2014 Acura MDX Jerks at 40-50 MPH. When we got it back from the mechanic, we noticed that the car would hesitate between 30 and 40 mph. Once I am past 45mph or so it does not do it, nor do I feel it before 40. Winds could occasionally gust over 40 mph. more evident from 60 to 40. I describe it almost like starting to go up a hill and you can feel the car loosing power and you have to hit the pedal to get more power. The VW diesel (TDI) engine is one tough engine capable of going 500,000 miles when maintained. The "eco" light stays on during the hesitation. However after monitoring my tps all weekend, the hesitation or engine shuder occurs under two different circumstances. We are pretty stumped. hesitation at 40-50 mph. It is almost as if it bogs down and then everything is normal again. Re: #08-07-30-022: Hesitation or Flat Spot Between 56-80 km/h (35-50 mph) (Reprogram Hi Michelle, I appreciate your response, but I through now. 4 Liter 4X4 supercrew with 6 lift and 35 tires. My '93 325i has been "shuddering" (the entire car seems to shake) when I am between the speeds of 35-40 mph. Passenger noticed it as well after I asked if he felt it. They performed the repairs at my cost of $856. However after monitoring my tps all weekend, the hesitation or engine shuder occurs under two different circumstances. This car also shakes or vibrate when you accelerate to speeds of 60 to 65mph. He/she will squat in the far left lane on the highway. Well, I have been having the same problems that many of us on here are having with an iradic idle, hesitation under load, and sputtering up to like 3000 rpm. - Inline, 40 mph, the trans is right about to shift, hesitation before it shifts As soon as the car shifts to a lower gear and RPM goes up, the hesitation is gone. 3") White GPS Speedometer Stainless Waterproof 120MPH for Car Truck Motorcycle Marine ATV High Quality Made Speedometer with left right turn signals and high beam With its signal coming directly from satellite signal receiver, Here comes the world’s most advanced GPS speedometer which shows the actual speed and total miles. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. I recently bought a 2010 LaCrosse AWD and I absolutely love it, but there is a definite but slight engine hesitation that occurs whenever I go to accelerate from anything above about 40 mph. W/ no ac on at a stop light car runs fine but w/ ac on at the stop light engine then runs ruff and when accelerating. Just 30 mph +/- 5 mph. Changed both o2 sensors ( I had a check engine light) 2. What should I look at on the vehicle to hopefully diagnose the problem?. hesitation at 40-50 mph. first, a vibration felt in the steering wheel at 40 mph and. Not enough to make the rpm's or speedometer to drop but it's there. When pulling away from a stop, up to about 45mph, if I am just accelerating gently, at 1/3 or less throttle, the car seems to lunge and surge, maybe those are better words than "hesitation". Feels like the car is running out of gas almost. You find the best price between you, allow them to make you an offer or fix a price and then agree the mechanism for transfer and payment. What Makes a Car Hesitate When Accelerating? If your vehicle only seems to hesitate in top gear, or over about 45 mph, you may have a problem with the lock-up. Average Car Insurance Costs for High-Risk Motorists in Utah. But only by the time I. When car does take off it goes to fast and can make a driver lose control. Black-tailed jackrabbits clock in at 30 mph or more. If the whistle persists, then it's not caused by engine or transmission components. It just seems like there is a lot of hesitation at 60 mph and less. It already had high milage when I bought the car, and I worked as a merchandiser and put a lot of miles on the car in the past 6 months. 40 reviews of Bob Johnson Chevrolet "My wife and I recently purchased her a new Equinox at Bob Johnson's Chevrolet in Greece. (2012 Toyota Camry) It starts good and run smooth. jerks on down grade with cruise controll on rpm go up 300 to 400 then down 200 below origional reading and. Zero to 60 times does not guarantee. The "eco" light stays on during the hesitation. I recently bought a 2010 LaCrosse AWD and I absolutely love it, but there is a definite but slight engine hesitation that occurs whenever I go to accelerate from anything above about 40 mph. Pull off the expressway to a traffic light, put the car in park & back on to the expressway no problem. does not occur at 20 mph or 40 mph. the car itself is shifting fine its just when i'm on the gas and going it seems like i have a little hesitation while its accelerating like it lags then pics up speed. 2014 Acura MDX Jerks at 40-50 MPH. It only does this once a week or so. this 2015 club car precedent has 14" rims and tires, a max 5 flip down back seat kit, a tinted windshield, 6" lift kit, led lights and a 5 panel mirror. I have had the car in the shop at least 4 times for this problem, which has improved, but it is not completely resolved. The car hesitates when you push the gas at around 20 to 25 mph. I have taken my car to many repair shops. I am the second owner of the truck. in Front Royal, VA, 22630. I did not notice this issue during the test drive in fact, I didn't notice the issue until after about two weeks of driving it. Mini Cooper 2006 Holden doesn't hesitate to showcase his talents on the track, driving a Mini in last weekend's Speed On Tweed and. They performed the repairs at my cost of $856. Car Stalling While at Speed. Drive car immediately after reconnecting battery, so the computer can re-learn the shifting pattern. It works ok for awhile un. - Inline, 40 mph, the trans is right about to shift, hesitation before it shifts As soon as the car shifts to a lower gear and RPM goes up, the hesitation is gone. Most of the time though when its shuddering and i press the gas it just accelerates and all is well. Anyone? Thank you. She said that the vibration is coming through the seat and she cannot isolate it. everyone loves navy blue and beige. Here's my problem Zafira 1. Passenger noticed it as well after I asked if he felt it. Car is rough until approx 30mph. When trying to accelerate, there is a momentary hesitation before a downshift and acceleration. 3") White GPS Speedometer Stainless Waterproof 120MPH for Car Truck Motorcycle Marine ATV High Quality Made Speedometer with left right turn signals and high beam With its signal coming directly from satellite signal receiver, Here comes the world’s most advanced GPS speedometer which shows the actual speed and total miles. 6)The CEL was flashing when I drove it hard last week, which I take to mean that it was misfiring. I notice that when I am at 40 to about 45mph & I gentily give it gas, the car seems to hesitate to get back up speed. Car drives great after 10 mph and can accelerate quickly after 10 mph. Or it could be carbon build up in the cylinder causing a hotspot that is pre igniting the fuel. When I get to around 30mph and then again at 60mph, I get a slight hesitation in the vehicle. Kmac2017 · If I am driving between 40-50mph the car jerks badly. The car is back to normal now. Does Club Car sponsor charities or community programs? Club Car supports many charities and community programs. These types of problems can be a pain to track down, and if the problem is an intermittent one, it can be months before the cause is found. At times while accelerating on the highway the revs get up to 3000 & about 40 mph & no shift. ) I've been driving a 4. The more red flags you amass, the more expensive your car insurance policy gets. The car hesitates when you push the gas at around 20 to 25 mph. accelerate or decelerate. When it starts to vibrate at around 40 mph or so just lifting your foot off the gas usually makes it go away. Ford police SUV hits 150 mph to become fastest cop car. 4) Between 40-50 mph, it bucks. It also will bog down at speeds under 40 mph. Accelerate and it won't miss a beat. what do i do? view details; dec 12, 2014 - cary, nc - power train. We also did notice that the car would hesitate in other situations as well – where we were really pushing on the pedal to get it to move. 7 and while at idle, there is no hesitation, stuttering or variancehowever, when driving at low speeds (20-35 mph) and I am slightly accelerating, the engine will shake and stutterif I "give 'er the gas" everything disappears and the car accelerates normallyI think I feel it happening to a small degree at higher speeds, but. Car hesitates above 3K rpms I have a 2004 wrx with 4800 miles, purchased in Jan 04. and then the jerking happens at low rpms at all speeds but only after warmed up. Changed the iacv to no avail. Plate Trader is a pay to advertise, peer to peer site for car registrations. 5 to 2 to 1. The first step to identifying the cause of this is to find out if the car is fuel-injected or if it has a carburetor. At times while accelerating on the highway the revs get up to 3000 & about 40 mph & no shift. Jump to Latest Follow 1 - 5 of 5 Posts. Car shaking when reaching 30 mph 11 Answers.