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Audi shudders when accelerating?
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Audi shudders when accelerating?
This vibration only happens when driving under heavy acceleration, like when you are approaching the highway trying to merge into the speeding traffic or on a jackrabbit start from a traffic light. Another possible culprit is a problem with the ignition system, such as a faulty spark plug or ignition coil. 0 TDI DSG (69K), the car vibrates badly when accelerating at 55,60 mph +, but when i let go off the accelerator, the car is fine, no vibration! The car is at a VW/Audi specialist, i know the guy well, looked after my. This will cause your engine to lag, stumble, or hesitate. Shudder/small thud/not smooth at low speeds. Other causes of a car shuddering when accelerating include worn spark plugs, a dirty or clogged fuel filter, a weak battery, or even a faulty oxygen sensor. However, if you own an Audi and just replaced. Nov 2, 2019 · Causes. The source of where the shudder is felt can clue you in as to whether the front or rear brakes are to blame for the shudder. When your 4-Runner starts to shudder, it's essential to take action immediately and figure out what is causing the problem. A4 (B8 Platform) Discussion - rough, erratic idle and intense shudder - Since late summer I've been having a disturbing issue on my '10 A4 P+. Today, 13 companies are graduating from the Entrepreneurs Roundtable Accelerator, bas. The latter shudder immediately sounds like wheel balance, but. The car is going very well, except when I change from 1st to 2nd gear and accelerate, then I experience a vibration. Dec 30, 2020 · The transmission is a vital and expensive component of your vehicle. By identifying these common causes, you're better equipped to understand why your car shakes when accelerating. Fixed. If the cause of your shuddering transmission is low fluid rather than contaminated transmission fluid, you may just need to fill up your. Mar 14, 2023 · 8 Causes of Car Shakes When Accelerating. I am not sure which one fixed the shudder but my shudder is gone and the car runs very smooth now! Faulty Fuel Injectors. When driving, if I get slow enough to where the car is moving 5-10mph in 1st gear and get on the gas (like when rush hour traffic slows to almost a crawl and then speeds up), there's a very noticable driveline shudder. When I begin accelerating from stationary or from almost still the whole car vibrates quite heavily for about a second. Ejemplo: -1 representaría el decil inferior de empresas con capital negativo, mientras que -10, representaría el decil superior de empresas con capital negativo. was drivable but hissing noise come out of it when accelerating. Spark Plugs are one of the most common reasons your vehicle will jerk when accelerating. A misfiring engine is one of the most common reasons your TT will shake when accelerating. Than while car is in neutral, accelerate the engine to that rpm. There's a U joint underneath your vehicle that you can actually examine if you get under there to take a look. I started to notice this shudder when I accelerate a bit hard and step off the gas pedal at 3000 RPM. no engine lights or codes visible I replaced the HPFP with new plugs and coil packs about 20K miles ago. Call 877-461-1509 for more information. Shuddering at around 30mph. 5 TDi Air & Bi-Xenon Like. 2008 Touareg V10, 2001 Audi TTQ Roadster TDI 6-speed, 2005. Also when downshifting through the gearbox there is no judder at all. When I'm just cruising I can't feel any vibrations. As a result, the fuel flow to your engine becomes restricted, causing your car to jerk when accelerating, especially at constant speeds. The car is going very well, except when I change from 1st to 2nd gear and accelerate, then I experience a vibration. May 13, 2009 Hello all. Mar 11, 2013 · My Classifieds: 0. This may be due to an excessive rear axle pinion flange angle (rear wheel drive (RWD) vehicles) or the driveshaft assembly (four- wheel drive (4WD) non-Tremor vehicles). At first it was only in 5th, but I was able to duplicate the issue in 3rd and 4th as well with RPM above 3k. I have also had a wheel bearing replaced. Read about the Audi R8 at HowStuffWorks. Feels likes its coming from rear drive train. Audi was founded in 1899 as H. At first it was only in 5th, but I was able to duplicate the issue in 3rd and 4th as well with RPM above 3k. Service/maintenance record was excellent, & seemed to be generally… M. Typically when you accelerate and the engine or steering wheel is vibrating, it’s due to motor or engine mounts being worn out. Mar 14, 2023 · If the transmission is not functioning properly, it can cause the car to shudder. only after a traffic stop, it hesitates and shudders a little when accelerate. with the cold weather this month I notice a problem with my 2010 VW TDI. It did not shudder when under constant speed on level terrain or downhill. If it is an older model, it'll have a distributor and coil instead of coil packs. A car radio is one of those devices that you just expect will work when you need it to. If your car is shaking when you're accelerating you could have a problem with the U-joints wearing out. The jerking to a stop was the DSG needing service, got it serviced and the car drove immensely better. A faulty MAF sensor can cause all kinds of driveability issues: hesitation during acceleration misfires The most common problem withthe MAF sensor is dirt trapped inside the sensor, usually around the hot wire. Took it to te repair and they find out there where 3 injectors failing, lots of overflow, and also the bottom sealant's where almost gone on five sylinder. Advertisement It's not impossible to avoi. I regret having it towed to the junk yard. i have no problem starting the car. The latter shudder immediately sounds like wheel balance, but. (with stop / start switched off), there is a tiny, almost imperceptible 'shudder' before the car comes to a complete halt. 10863UA Skip to main content. I started to notice it, and I usually drive with the 4WD turned off. Anyone experience the same issue? With my 2016 q3 I'm experiencing a small shudder, small thud when the car is coasting and decelerating from low speeds like 30ish mph. When your 4-Runner starts to shudder, it's essential to take action immediately and figure out what is causing the problem. CVT Driveline shudder when accelerating form a low speed roll. Also when downshifting through the gearbox there is no judder at all. Flush your transmission fluid and add an additive to help shudder (shudder fix, etc). This is especially true for a seized or stuck brake caliper. Call 877-461-1509 for more information. All New Inventory Featured New Inventory New Audi Specials Research the used 2022 Audi Q5 for sale in Riverside, CA, near Los Angeles. I've been having an issue with a shudder or jerking feeling when I'm on the interstate at higher speeds when accelerating between 1500-3000 rpm. My Audi has driven now 7,004 miles. It is from the moment I accelerate at any speed until I get up to about 60mph at which it then still shudders but not as bad. Shudder seems to feel like it is a lateral shudder 25 -30 mph vibration when accelerating update. However, when coasting, there is (almost) no vibration. Audi A4 stumbles and shakes on acceleration. When I'm accelerating sometimes my car will shudder or shake, seems like it's coming from the engine area. 2015 Macan S - Jet Black Metallic, Garnet/Black delivered December 2014. Thank you for your reply! I'm hoping it's something that is not too bad. As the title says, my engine light started flashing and the engine shudders when the acceleration is pushed. Added some injector cleaner, but to a f … read more The car has had the emissions fix. Engine runs fine at idle after a cold start (e in the morning when I go to work) but when I put the transmission in D and press the gas pedal to accelerate the engine begins to shake rather violently like it runs in only 2-3 cylinders. May 1, 2012 · 4. If you take a look where the U joint and the drive shaft meet you may notice some residue of rust to indicate parts. 0TDi Quattro Sport: 19in Alloys, Sat Nav, Heated Seats, Memory Seats, B&O, Front and Rear Parking Sensors, Rear Camera,. May 13, 2009 · May 13, 2009 Hello all. On 4/12/2022 at 1:30 PM, RoyBrown said: Hi, on my 2013 audi a4 2. That fixes most of the vehicle, the others will need a convertor. Also when downshifting through the gearbox there is no judder at all. Hold the problematic tire with both hands and try to shake it. 2015 - 2020 Ford F150 - Vibration, Shudder fixed finally - I've struggled with Vibration - Shudder since I've owned this truck. persona 5 fusion calculator Shuddering at around 30mph. Thread starter Japy; Start date Jan 3, 2014; J Joined Dec 17, 2013 Location Michigan TDI 2005 Jetta GSL TDI Jan 3, 2014. Nov 4, 2009 · When the car is moving and engine is running between 1500rpm to 2000rpm the car begins to shudder (jerk) as soon as I begin to accelerate. Q7 MKII Discussion Discussion forum for the Audi Q7 MKII built from 2016 - Car "shaking" when starting from cold Thread Tools Search this Thread 06-18-2020, 06:43 AM #1 Matt86. CHELMSFORD, Mass 23, 2022 /PRNewswire/ -- Azenta, Inc. Light Acceleration Shudder - Mechanic is Lost [Re: Fisherking] Fordiesel69 Over the Hill Registered: 09/16/05 Posts: 4417 Loc: Erie, PA As the 4-Runner ages, certain problems become more common. The second earthquake struck on land in the region at 22:58 ( UTC) on 2 April 2010 at 5. Hi guy, just picked up my 2007 sline 2. However the problem still occurs. Sales: (951) 441-6191; Service: (888) 656-5003; Parts: (888) 388-9426; 3210 Adams St. Thank you for your reply! I'm hoping it's something that is not too bad. To verify if one or more of the tires are loose, raise your Tacoma on the suspected side. Does not vibrate when coasting or not accelerating. 7 M W earthquake that struck off the coast of Biobío, Chile, at 23:21 on 15 March 2010 at the epicenter, at a depth of 18 kilometres (11 mi). Average repair cost is $350 at 69,850 miles. Rpms. You will feel most of the vibration from a loose tire at the steering wheel. Sometimes when releasing the clutch in first gear, the car stutters and shakes. 3) Wheel Bearings Are Loose. The torque converter is what transfers power from the engine to the transmission, and if it's not working properly, it can cause all sorts of problems. Not sure about the 10spd, but the 8 and 9 spd's had a shudder problem (with TSB's) at light throttle and between 20-40mph, usually 3rd or 4th gear. This humming sound will change with the engine's RPM. Dirty hubs are the least common of the causes of brake shudder. As of 2014, Audi controls 11 production plants worldwide. Updated May 23, 2023 the. roblox jenna hacker Register or Log In now! Hey guys, yesterday about an hour into a 4 hour drive the engine started shuddering when accelerating in 5th gear. 0L, Quattro) | 221,386 Miles [April 2014 - March 2022] New genuine Audi/VW parts for cheap within the US - audiusaoemparts. Register or Log In now! Hey guys, yesterday about an hour into a 4 hour drive the engine started shuddering when accelerating in 5th gear. The transmission will adjust when the lock up clutches are disengaged based on your driving style, hence the reset sorting the issue temporarily. See full list on racuk Nocking sound when accelerating hard 2000 Audi 5 Answers. I have also had a wheel bearing replaced. The steering wheel may also shake, especially when braking. When I'm at a stop light or stop sign I get a shuddering shaking feeling from the car. by Belix » Sat Nov 24, 2012 8:53 am. Thanks for bringing your herky-jerky transmission, numerous interior quality complaints, and an engine that dies while driving0 Typical Repair Cost: $590. I went and had my transmission re-flashed with new updated code (this was back in 2012) and the shuddr went away after that. If that happens, one or more of your wheels will have brakes that are being constantly applied, which can cause. When the car is moving and engine is running between 1500rpm to 2000rpm the car begins to shudder (jerk) as soon as I begin to accelerate. If I keep my foot down while it is juddering the Emissions Control System light flashes for about 10 seconds. I took it to the dealer and payed $120. I took it to the dealer and payed $120. So the problem occurs around 1400 rpms when I attempt to slightly accelerate without downshifting, the car hesitates and the RPM does not increase past 1400 and the car shakes The 1400RPM shudder when you're cruising is definitely a tell-tale sign of plugs fouling up/coils being bad. Shudder is either very subtle or not present under gentle acceleration from stop or slower speeds. calamity community remix A faulty MAF sensor can cause all kinds of driveability issues: hesitation during acceleration misfires The most common problem withthe MAF sensor is dirt trapped inside the sensor, usually around the hot wire. That is the down hill assist. It's a non-issue for me now. Car shudders when turning Inspection $94 Shop/Dealer Price01 - $112 2021 Audi Q5 PHEV L4-2 Service type. The problem likely lies in the clutch assembly and unfortunately is a simple matter of. Whenever I accelerate between around 35 - 60 mph you can feel a really rough vibration. However, the harder I accelerate the harder the vibration is. 10863UA Skip to main content. Audi repair questions? Ask a mechanic for answers ASAP. Weed out engine cause for vibration as follows: Note at what rpm (revolution per minutes) you notice the vibration. Inside wheel is turning slower then outside wheel, you have two differentials compensating for the difference in wheel speed Try searching for differential shudder or vibration. It did not shudder when under constant speed on level terrain or downhill. Average repair cost is $350 at 69,850 miles. Rpms. It can be very jarring when your Audi A4 shakes when idle. Hello all. The source of where the shudder is felt can clue you in as to whether the front or rear brakes are to blame for the shudder. Until the clutch is 80% engaged I'd almost say that there is no acceleration difference if I was at 1000 or 4000 rpm, just a reduction in the shudder. Hi everyone, Got this most annoying issue with my car, been the same for numerous months now. who say that there is nothing wrong!! A6 / S6 (C6 Platform) Discussion - Audi A6 2.
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If it is an older model, it'll have a distributor and coil instead of coil packs. only after a traffic stop, it hesitates and shudders a little when accelerate. This all-electric sports car is designed to provide an exhilarating driving experie. Update: Some offers mentioned below are no longer avai. Jul 29, 2020 · Vehicle Speed: A Misfire can be felt at any speed, but is most noticeable at low RPM. I purchased the car used year ago with about 35,000 miles on it. Have you ever hit a bump in the road and gone flying up in the air? Learn how vertical acceleration works in this article. When I begin accelerating from stationary or from almost still the whole car vibrates quite heavily for about a second. The possibility of a vacuum leak is increased if you have a turbocharged or supercharged engine. with the cold weather this month I notice a problem with my 2010 VW TDI. Axles/CV replaced at 67k. Thanks! Steve 1993 S4, 167,000. If I'm gentle i generally won't notice it. rashi and their lords 13 posts · Joined 2010 My '15 Outback 2. All New Inventory Featured New Inventory New Audi Specials Research the used 2022 Audi Q5 for sale in Riverside, CA, near Los Angeles. 0tdi manual BKD engine, When I accelerate the car vibrates and if I keep it in the gear and continue to accelerate it will then shudder, I feel it through the seats and not through the steering wheel. The first course of action is to turn on your safety hazards and slowly pull over to the side of the road. Thanks for bringing your herky-jerky transmission, numerous interior quality complaints, and an engine that dies while driving0 Typical Repair Cost: $590. Recently I have had all CV joints inner & outer replaced, all 4 shocks replaced and all control arms upper and lower replaced. It is quite scary cause when trying to overtake cars on the motorway my car just doesn't have the power to. Flush your transmission fluid and add an additive to help shudder (shudder fix, etc). Under medium to heavy acceleration I'm getting this shudder (as if I've just engaged the ABS or traction control has kicked in) and the car is only firing on a few cylinders. The problem goes away if the RPM. This is especially true for a seized or stuck brake caliper. When it comes to purchasing a pre-owned vehicle, Audi is a brand that often comes to mind. So here is the symptom that started about two months ago in case any of you have it: Slight to moderate vibration/shake during acceleration from a stop or during traffic crawl, up to about 15-20 mph. My gearbox has a bad TCM and I know the issues this gives but I think its been getting worse since the violent shudders of the motor. If there is a shaking of the car at the above rpm you described I would have a dealer check it out for misfire. 3) Wheel Bearings Are Loose. The Audi e-tron is the latest electric vehicle from the German automaker, offering a range of features and benefits that make it an attractive option for those looking for a reliab. Shudder during acceleration. 00 spec oil except non-DPF R5/V10 engines that must use 5050 1 93 Pajero GLS 3. There is a shudder under acceleration that starts at 30 mph and will continue to 40 mph were it goes away. Audi A4 stumbles and shakes on acceleration. my student pasco connect When I am accelerating under load and around 1200-1800RPM the car shudder and shake violently. This fix works if the shuddering transmission is caused by contaminants in your fluid. HowStuffWorks talks to Audi about how its integrated toll technology works. The most common cause of why a car loses power when accelerating is a clogged fuel filter or engine air filter. If it is an older model, it'll have a distributor and coil instead of coil packs. Oil on the plugs, the wrong or bad spark plugs can cause a misfire. Another possible cause of your car shuddering when you accelerate is a faulty fuel injector. Three years after US authorities uncovered long-. with the cold weather this month I notice a problem with my 2010 VW TDI. Unplugging the alternator from the wiring harness should stop the noise Power Steering Pump. * Required Field Your Name: * Your E-Mail: * Your Remark: Friend'. This is typical differential behaviour at slow speeds. Difficulty shifting gears can also signify transmission issues or clutch problems in manual vehicles Hi I have Audi A4 1 When I accelerate it takes about 30 seconds before it pics up. These are the most common causes of this kind of problem, but far from every possible reason. Year E-mail. A misfiring engine is one of the most common reasons your Edge will shake when accelerating. By identifying these common causes, you're better equipped to understand why your car shakes when accelerating. Fixed. Typically when you accelerate and the engine or steering wheel is vibrating, it’s due to motor or engine mounts being worn out. If your car is shaking when you're accelerating you could have a problem with the U-joints wearing out. The shake seems to be able to be controlled with the throttle, doesn. Other symptoms included, car wobbling side to side at a stand still, which got progressively worse. burlington vermont obituaries My car started having vibration issues under acceleration today. Yeah, I did see that and wonder about it. All you have to do is feel the shudder. no engine lights or codes visible I replaced the HPFP with new plugs and coil packs about 20K miles ago. Vehicle Speed: A Misfire can be felt at any speed, but is most noticeable at low RPM. The harder the acceleration the more vibration. - Here is the story My car: AUDI A4 1. A car shudders while accelerating when shocks are bad, tires are inflated improperly or tie road and suspension elements are starting to fail. Spark Plugs - Even under the best conditions, spark plugs will eventually need to be replaced. The car has been fantastic except for one intermittent issue. Sent from my iPhone using Tapatalk. There is no vibration coming through the steering wheel; the shudder almost seems like it is coming from the wheels or tires, and sounds like a tire dragging rather than turning (we're talking 5-10 mph). Here are the most common issues that cause your A4 to jerk when accelerating: 1 A few things can cause an engine to misfire. The car shakes when braking and when accelerating The car shakes when stopped and idling. The harder the acceleration the more vibration. 7 and 10 speed transmission. The problem likely lies in the clutch assembly and unfortunately is a simple matter of. The Maule river is of considerable historic interest because, among other reasons, it marked the southern limits. When accelerating from a stop and up through the gears is fine. The stuttering occurs during fast acceleration above 2k RPMs. Not sure about the 10spd, but the 8 and 9 spd's had a shudder problem (with TSB's) at light throttle and between 20-40mph, usually 3rd or 4th gear. Shaking or vibration may be caused by many different things such as faulty spark plugs, poor fuel pressure or misfires.
The shuddering has to do with the clutch in the transmission since it’s basically a manual transmission designed to be an automatic. When I'm just cruising I can't feel any vibrations. Unbalance tires : Even the tiniest weight imbalance can cause a vibration when the tire rotates—the greater your speed, the stronger the vibration. Servotronic is a power-steering technology used by Audi and several other automakers that varies steering assistance based on vehicle speed. Steering wheel vibrations are often due to an. rare bossons heads If it is an older model, it’ll have a distributor and coil instead of coil packs. However the problem still occurs. Three major German carmakers have separately made announcements this month that unde. Apr 5, 2019 · I haven't really noticed the near stall you describe with start/stop switched off. I have a 2013 Titanium (AWD) that has been a fantastic vehicle. Audi on demand is Audi's in-house rental car company. If the surface of the rotors becomes too uneven, it can create brake shudder, which is when the brake. pull and bear white linen trousers 0 tdi s line auto dsg 2006. When I'm just cruising I can't feel any vibrations. I have also had a wheel bearing replaced. As a result, the fuel flow to your engine becomes restricted, causing your car to jerk when accelerating, especially at constant speeds. 0 V6 LWB - SOLD 2001 Gen3 Di-D LWB - SOLD 2005 Touareg 2. Driveshaft angle changes under acceleration as the engine/ trans 'tilt' - the driveshaft angle change can cause the CV at the end of it to spin in an area where it has wear. I restarted the car and it is responding extremely well. I noticed the speedometer of engine speed pointer continously jumped a little (3 degree to up and down) when i use cruise control. Howsit. animated good night gif cute However the problem still occurs. This was happening at about 2500 rpms. More often than not, it's going to be the spark plugs or coil packs that are the culprit. If the car hesitates or shudders when trying to accelerate, that often indicates worn transmission components. Also happens a bit when accelerating slowly form a standstill.
I have done my research and everything is saying that I need to change my ignition coils. Audi drivers can worry about a simple spill causing their car to lose power, according to the latest N. On cruising speed the probability of clutch slipping. Jul 29, 2020 · Vehicle Speed: A Misfire can be felt at any speed, but is most noticeable at low RPM. If the car IS shuddering on acceleration, even after I get off the highway and onto regular surface streets, the shuddering (again only while accelerating) keeps up. All you have to do is feel the shudder. On 7/8/2016 at 8:53 AM, Joe2016 said: Fixed it. This vibration only happens when driving under heavy acceleration, like when you are approaching the highway trying to merge into the speeding traffic or on a jackrabbit start from a traffic light. The spark plugs are new, there's new transmission fluid (albeit it was added well past its due date), the three motor mounts have all been replaced and I have new tires (lots of. My B9 is a 6 speed manual and what I have noticed is that when I accelerate from cruising. I've only experienced this in the past once on a RWD vehicle. Spark Plugs – Even under the best conditions, spark plugs will eventually need to be replaced. Also when downshifting through the gearbox there is no judder at all. - Here is the story My car: AUDI A4 1. That fixes most of the vehicle, the others will need a convertor. Does not vibrate when coasting or not accelerating. Mar 14, 2023 · If the transmission is not functioning properly, it can cause the car to shudder. More often than not, it's going to be the spark plugs or coil packs that are the culprit. I recently rented a luxury SUV through Audi on demand in Miami. The only time I feel it is if the engine is accelerating. This is a safety issue and an apparent plaguing issue in the Ford Focus from at least the 2015 model. On 4/12/2022 at 1:30 PM, RoyBrown said: Hi, on my 2013 audi a4 2. For anyone with a 2012-2014. how to get the alien badge in royale high 2022 0T Stutter and Hesitation During Heavy Acceleration. Heavy acceleration or. Hi - I have an 2002 Audi A4 1 When I accelerate, the car shudders when it - Audi 2002 A4 question. Oil on the plugs, the wrong or bad spark plugs can cause a misfire. Over the last year or so, I have noticed while accelerating from a stop while turning, you can feel a shudder from the rear. 0T Stutter and Hesitation During Heavy Acceleration. TikTok have announced that they are now accepting applications for the third round of their Support Black Businesses accelerator program. 5L Limited has had a slight but noticeable and repeatable shudder when lightly accelerating from a stop regardless if turning or accelerating straight forward. It is quite scary cause when trying to overtake cars on the motorway my car just doesn't have the power to. Does not vibrate when coasting or not accelerating. I thought it might have been my right front ½ axle so I replaced it. Do not continue driving if your vehicle shakes when you accelerate. But as always get the vehicle diagnosed properly first. While Green and a number of users commented on - On Tuesday, @greentheonly discovered and shared a Tesla service. I took it into the dealer and they said it's normal for this make and. The Audi has enough power but the transmission doesn't feel smooth at all. Some customers may comment that the vehicle may have a severe launch shudder in 1st gear from a stop, or while driving along when in 4th gear, or during the 2-3 upshift or 3-2 downshift. Anyone experience the same issue? With my 2016 q3 I'm experiencing a small shudder, small thud when the car is coasting and decelerating from low speeds like 30ish mph. Advertisement It's not impossible to avoi. I started to notice it, and I usually drive with the 4WD turned off. Wife picked up a 2013 crv last year. When the car is moving and engine is running between 1500rpm to 2000rpm the car begins to shudder (jerk) as soon as I begin to accelerate. They eventually recommended replacing the. When coasting there's no load on the torque converter so no shudder. houses for rent in chattanooga tn under dollar1000 If I take my foot of the gas the shudder goes away. When I accelerate there is a really horrible shudder in the seat. Could not find the same kind of problem searching internet at all. Amazon just announced that it’s launching a $15. I spoke to my experienced Mercedes mechanic and he said the flex disc problem is usually typically at higher speed. Average repair cost is $350 at 69,850 miles. Rpms. 0 tdi with 110k miles it shakes when accelerating on throttle, for example 60mph in 6th gear and put your foot in gradually the shake goes though the car and can see the gear stick shaking. Jul 29, 2020 · Vehicle Speed: A Misfire can be felt at any speed, but is most noticeable at low RPM. Malfunctions in such a crucial component could adversely affect the performance of your. It's just possible you have an injector fault or injector loom fault BUT 2. That is the down hill assist. Took it to te repair and they find out there where 3 injectors failing, lots of overflow, and also the bottom sealant's where almost gone on five sylinder. This was happening at about 2500 rpms.