When you step on accelerate in parkwhy dose my engine pulse?

Cars & Vehicles
Chevy Impala

miss fire , vaccum leaking , worse case dead cylinder

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Squealing when step on the accelerator?

Check you serpentine drive belt and pulleys.

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Why is there a squeaking noise when you step on the accelerator?

Could use some more info like year and model vehicle but one possiblity could be a lose belt that drives the alternator.

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Why does my check engine light blink when I accelerate?

A blinking light usually indicates a severe engine misfire allowing unburned fuel to be dumped into the exhaust system.There it can quickly raise the temperature of the catalytic converter to a point where damage is likely, requiring an expensive repair.

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Why does my car engine knock when I accelerate?

If you hear a light knocking or pounding sound, the noise can usually be traced back to your connecting rods.This sound is often most noticeable when the engine is at an even rpm–not accelerating or decelerating–and is often caused by a worn bearing or crankpin, misaligned connecting rod, or lack...

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Why is my engine knocking when I accelerate?

If you hear a light knocking or pounding sound, the noise can usually be traced back to your connecting rods.This sound is often most noticeable when the engine is at an even rpm–not accelerating or decelerating–and is often caused by a worn bearing or crankpin, misaligned connecting rod, or lack...

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Why does my car hum when stepping on the gas?

wen stepping on the peddal it show that it sukin alot of fuelBecause it doesn't know the words to the song.

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When I step on the gas my car hesitates?

A vehicle that hesitates while accelerating or while driving up a hill may have a weak fuel pump.Fuel injectors may become dirty over time and not be able to provide as much fuel to the cylinder as is needed.Dirty fuel injectors may cause the engine to run lean which will in turn, cause hesitatio...

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Why does my engine cut out when I accelerate?

There are many reasons why your vehicle may be losing power, especially when accelerating.Some of these common causes are: Mechanical problems such as: Low compression, clogged fuel filter, dirty air filter, clogged Exhaust Manifold.

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Why would your car not accelerate beyond 20 miles an hour even when you step on the gas?

happened with my dads auto transmission.. it was shot and it wouldn't shift out of the 1st automatic gear, hence, not being able to accelerate over 20/ It could also be a tranmission tourque converter failing. Also could be a broken gear inside the tranny, which will not engage no matter what. I ...

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Why is my truck revving high when you step on the gas pedal?

Because you're stepping on the gas pedal.

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When i step on my gas pedal of my car it makes a whistling sound?

If it is a turbo, it could be the turbo winding up. I had an Audi with 2.7 T engine that would whistle / whine when accelerating.You could have an air leak in the inlet manifold or plenum.

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Why does a car stall when stepping on brakes causes my volts to drag down and kills the engine?

Check for vaccuum leaks this could be your problem.

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When you step on the gas you hear a rattling?

that rattling is your valve train . This is caused by a couple of things. 1. wrong octane gas 2. timing off,3. bad need of tune up.

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When I press on the gas my car doesn't accelerate?

Defective Fuel Pump: The fuel pump pulls the fuel from the gas tank to the engine via the fuel lines.If the pump stops working, malfunctions, or becomes clogged, it will not supply enough fuel to the injectors.This can cause the vehicle to accelerate slowly, or even sputter and stall, especially ...

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Why does your car whine when you step on the gas even when in park?

Depending on the vehicle and the amount of after market parts this could be caused by;A Supercharger, worn Timing Belt, worn serpentine belt, interference with the Radio or Intake.

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How do you adjust engine valve step by step?

Ther are in fact two videos on YouTube; one is a single-cylinder engine and the other a V-twin. See links below.

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What causes black smoke in a diesel engine when accelerating?

On a newer vehicle with fuel injection, black exhaust smoke can be caused by one or more leaky fuel injectors, too much fuel pressure (sticking fuel pressure regulator), a faulty MAF sensor or Oxygen sensor, or a engine computer fault.with diesel engines, black smoke in the exhaust can occur duri...

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Why does my car cut out when i step on the gas when trying to start.?

you need to disconnect the two wire spout connector shorting bar located between the battery and data link connector

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When you accelerate the engine revs past your shift points?

Revving your engine past its shift points is never a good idea. Unless you are on a track day, revving your engine past its limits not only means consuming more gas, but your car starts revving heavily and if you continue to do so, you will damage your transfer case.

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Your 96 neon when stopped feels like it will stall when you step on gas to go runs smooth engine vibrates when in park or brake is pressed?

Sounds like a vacuum problem. Check the PVC and check for cracked vacuum hoses. Good luck.

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Why would your car not accelerate beyond 20 miles an hour even when you step on the gas in a manual transmission?

Sounds like your clutch is worn out. Listen to the car and see if the engine revs up when you do this. If so, your clutch is slipping and you need a new one.it also could be your cap and rotor going out if you are gunna replace these might as well spend a few extra bucks on plugs and wires

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What happens when you step on the gas pedal?

When you step on the gas pedal you initiate a process that delivers air and fuel to the engine.As the gas pedal is pressed, it turns a pivot that in turn pulls the throttle wire.The throttle wire is connected to a throttle linkage.

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Why is my car smoking when you accelerate?

Your car should not smoke when I accelerate. Maybe it caught fire because you dropped a cigarette. If my car smokes when I accelerate, it's because the piston rings are loose and oil is getting into the combustion chamber.

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Why does my truck rev drop when you accelerate?

My truck flutter and temperture gauge drop at the same time

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Why does intstument panel dim when you step on brakes?

because it just so happens that the main feed for the energy to power the panel runs through a wire that runs along parrell to where the brake pedal is no worries your safe

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Reasons why truck shakes when you step on the brake?

Could be several things. Bad Rotor or Drum Something loose You should get it checked immediately

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What causes thumping when you step on the breaks?

It is most likely caused by a rotor that is warped. When you step on the brake pedal, the brake pads pulse against the uneven surface, causing a "thumping" you can feel. Other possibilities could include a bad wheel bearing or a tire that has tread that is separating.

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What happens when you step on the fuel pedal?

The engine RPM (Revolutions per Minute) increases.

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Why is there a whistling sound when you step on the gas pedal in your car?

You don't say what type of car the inquiry is about, so here are a few general answers. If you have a turbo-diesel, and there is a whistle starting about 1700 rpm, then you are probably hearing the turbo spinning up as exhaust gas pressure rises. Alternatively, you could have a leak on the air pi...

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Why do you have to step on the gass to get your car to start and if you dont step on gass it dieys but dose not do it all the time.?

Do you know if the engine has a carburetor or is fuel injected? Fuel injected should not require stepping on or pumping the gas pedal as sensors in and around the engine determine the amount of gas for starting and running. An engine with a carburetor typically has a choke that controls the amoun...

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Your evinrude engine bogs down when accelerating?

the engine timing could be off. Or, the fuel mix is wring. Or, the choke is sticking and the carburetor jets are out of adjustment.

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Why doses my battery keep dying on my Ford F150 new alternator new solenoid starter ec?

Could have a blown fusible link in the charging system. Start with attaching a volt meter to the battery. If the battery is fully charged it should read 12.68 volts (engine off). With engine running, 14.2 volts.

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Why my car make noise when accelerate?

You usually hear this noise when accelerating the vehicle.And that's also why you hear the pinging and rattling noises.Some of the causes of this condition are improper fuel octane, engine overheating, improper ignition timing, the EGR valve not functioning properly and problems with the computer...

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Why is that engine revs can not increase when accelerating on a yd 25 engine?

Could be a restriction in the exhaust such as a catalytic converter that has had a meltdown. If the check engine light is or has illuminated, check the codes.

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Why does my fuel injector vehicle ckoke when i stepped on gas.?

The year, make, model and engine info would be helpful.

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Why does my car not move when I step on the gas?

The most likely problem is that the transmission fluid is dirty.This can cause the car to hesitate.Check the fluid yourself, or take your car to a mechanic.In most circumstances changing the fluid itself will solve the problem; if it doesn't then you may need to replace your speed sensor.

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Why is engine knocking when accelerated?

Bad engine bearing? Piston "slap" Fuel Octane rating too low

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Why is my car shuddering when accelerating?

Poorly installed, unbalanced or misaligned tires are the most common cause of the shuddering car.So if you haven't already, check to be sure all four of your tires are firmly attached to the wheels.Because if you have a loose tire, a shuddering car is the least of your worries.

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My Mitsubishi galant isn't getting any power when I step on the gas it's hestitant?

Its hard to tell whats wrong with it. If you have a automatic gearbox then try to change the filter, which tells the car on what gear it suppost to be. If you have a manual then it may be something with your engine. It could be the candles or another part which causes your car to run on maybe 2 o...

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Why is my 2003 ford expedition making a knocking sound when stepping firmly on gas?

That knocking sound could be any number of mechanical and non-mechanical noises. It is most likely in a vehicle that new, the noise you are hearing is not mechanical at all. Its called fuel knock, or more commonly known as gas ping. That noise is actually two different flame fronts in the cylinde...

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Why is my car sputtering when I step on the gas?

Bad or Dirty Spark Plugs: Spark plugs are responsible for igniting the fuel in the combustion chamber.If they are not working correctly or are dirty they don't ignite the fuel cleanly and the car can misfire or sputter.Vacuum Leak: A leak in the vacuum system can lead to a sputtering or rough run...

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What is causing the loud clicking noise when I step on the brakes or turn in my 98 Neon?

Your little Neon is a front wheel drive. There are two constant velocity joints on each axle. When they wear out as they normally do after about one hundred thousand miles and up, they begin to click whenever you turn the front wheels left or right. The clicking eminates from between the wear sur...

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What is wrong when my car shuts off unless i step on the gas?

you need to replace your idle jets, take it to a mechanic

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Why is my car missing when accelerating?

Another common cause are dirty fuel injectors.Other problems that cause acceleration stumble include vacuum leaks, low fuel pressure, a weak spark caused by low coil voltage or bad coil(s), retarded ignition timing, and contaminated gas.

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Why do my headlights flicker when accelerating?

There are several factors that can cause headlights to flicker while driving.The more common problems could be related to the headlight bulbs themselves, a weak battery, or even the alternator starting to fail.

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Why does my car shudder when accelerating?

Could be in need of a tune up.

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What makes your check engine light come on when you accelerate hard on a 1991 S-10 4.3?

Two things come to mind. O2 sensor or a tps sensor. You really need a code reader to know exactly whats going on. You can replace every sensor on the truck and still have a problem.

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Why does my car hesitate when I step on the gas?

If a fuel pump cannot provide the correct pressure, fuel may have difficulty making it to the engine.A vehicle that hesitates while accelerating or while driving up a hill may have a weak fuel pump.Dirty fuel injectors may cause the engine to run lean which will in turn, cause hesitation when acc...

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Why is my car lagging when I step on the gas?

If a fuel pump cannot provide the correct pressure, fuel may have difficulty making it to the engine.A vehicle that hesitates while accelerating or while driving up a hill may have a weak fuel pump.Dirty fuel injectors may cause the engine to run lean which will in turn, cause hesitation when acc...

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Why does your truck make a hissing sound when you step on the gas and why has it suddenly lost acceleration?

It sounds like your truck has a vacuum leak. If the truck cannot build up proper vacuum pressure it will not operate properly.

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Is stepping on the brakes of a moving car an example of acceleration?

Stepping on the brakes of a moving car is an example of

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When stepping on gas car is sluggish?

Needs tune-up? fuel filter? Air filter? Plugged catalytic converter? Needs tune-up? fuel filter? Air filter? Plugged catalytic converter?

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Why does the door ajar light stay on when you step on the brakes?

some how the tail light wire is touching the ajar wire

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What does it mean when your car hesitates when you step on the gas?

A vehicle that hesitates while accelerating or while driving up a hill may have a weak fuel pump.Fuel injectors may become dirty over time and not be able to provide as much fuel to the cylinder as is needed.Dirty fuel injectors may cause the engine to run lean which will in turn, cause hesitatio...

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What causes engine backfire on acceleration?

Backfiring through the carb (spitting or coughing) usually occurs in the morning when a carb's air/fuel mixture is a bit too lean.This usually goes away once the engine warms-up.It is also commonly caused by the accelerator pump inthe carb not squirting enough fuel before the main jets start work...

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Why is my engine revs high without acceleration?

No, a clogged fuel filter would not explain an engine that is revving at high RPMs without the car moving at an appropriate speed.The most likely explanation would be a failing transmission if it is of the automatic variety, or a slipping clutch if it has a manual transmission.

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What causes engine knock on acceleration?

If you hear a light knocking or pounding sound, the noise can usually be traced back to your connecting rods.This sound is often most noticeable when the engine is at an even rpm–not accelerating or decelerating–and is often caused by a worn bearing or crankpin, misaligned connecting rod, or lack...

Read more

Is stepping on the brakes of a moving train an example of acceleration?

Is stepping on the brakes of a car acceleration.That would be deceleration.

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You just install a used engine on your Lexus sc 400 why when you put it on park or drive the car accelerate on and off?

could be many problems like vacuum or wiring you may want to spend some money on hooking up your computer for a diagnostic test should only be one hour labor time for this test

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Loud sound when you accelerate in your car?

you could possibly have an exhaust leak, or a resonator/ muffler that is past its life span. check under your car and make sure you aren't missing any piping. I had a similar issue, because my resonator rusted out of the bottom of my car. If you aren't sure on checking it yourself, take it to you...

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What causes engine hesitation on acceleration?

Hesitation is when your engine misfires, stumbles or lacks power when you accelerate or step on the throttle.The problem often means the air/fuel mixture is not being properly enriched or is going lean, or the ignition system is weak and is misfiring when the engine comes under load or the air/fu...

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What causes engine to hesitate on acceleration?

If a fuel pump cannot provide the correct pressure, fuel may have difficulty making it to the engine.A vehicle that hesitates while accelerating or while driving up a hill may have a weak fuel pump.Dirty fuel injectors may cause the engine to run lean which will in turn, cause hesitation when acc...

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How many revolutions dose cank rotate to complete all four cycle on a four cycle engine?

2 revolutions on the crankshaft

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Why is my car weak on accelerating?

your car might be weak on accelerating because it isn't firing on all cylinders.

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Why is my car sputtering on acceleration?

Fuel injector nozzles can become clogged over time, which can lead to a sputtering engine, slow acceleration and the car not having enough power.If they are not working correctly or are dirty they don't ignite the fuel cleanly and the car can misfire or sputter.The plugs will need to be replaced ...

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Why does your handbrake indicator light come on when you accelerate in first and second gear?

This light is used for 2 different purposes.(1) If the brake fluid is low,this light will come on.(2) light will come on when you engage the parking brake.

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What steps do you take to change trans fifter on my 97 neon?

There is very little clearance space underneath a Dodge Neon. I'd suggest you take it to the nearest Lee Miles or other transmission place and ask for their auto transmission filter and fluid replacement package. Believe me, its worth every penny.

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What does it mean when a car engine accelerates on its own?

You have a problem. Take it in to the dealership or a mechanic.

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What cause my car give out big white smoke from exhaust with a rustling sound every time after left turn when I step on the gas. It runs smooth and accelerates well when I drive straight.?

White smoke from the exhaust is a sign of an internal coolant leak. Coolant is entering the combustion chamber. One cause is a blown head gasket. Stop driving this car immediately, and have this looked into or you could possibly ruin the engine.

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Why does your engine shake a lot when accelerating?

One or more cylinders is probably not firing. It's like ceiling fan turning 2000 RPM with one blade missing. Check for spark on all your plugs.

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Why isn't my car reacting properly when i accelerate?

It depends how it is not reacting.

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When I accelerate my car makes a humming noise?

A buzzing or low pitched humming sound can be the result of a bad bearing in the steering system, water pump, or alternator.It could also be something more serious like a worn out exhaust system or a suspension issue though.Sturtevant Auto is your source for salvage or replacement auto parts at t...

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Why do my headlights dim when I accelerate?

The reason it does it when you get on the gas is that your rpm's increase and the transmission and the engine engage, when you get off the gas most automatic transmission cars drop their rpm's and disengage from the transmission.Hence the pulsing while on the gas.

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Why is my car misfiring when I accelerate?

Clogged fuel filters, failing fuel pumps or regulators, and dirty or malfunctioning fuel injectors are the most common causes of a failure of fuel delivery.The accompanying "lean misfire" will trigger a check-engine light.

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Why does my car make a noise when I accelerate?

Belt noise can mean the belt is worn or loose.Belt noise can also come when one of the pulleys the belt is riding on starts to fail.When the belt no longer moves smoothly along the pulleys, it makes a noise when the car is accelerating.The other noise you might be accustomed to is that of a loud ...

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Why does my truck stutter when I accelerate?

Fuel injector nozzles can become clogged over time, which can lead to a sputtering engine, slow acceleration and the car not having enough power.If they are not working correctly or are dirty they don't ignite the fuel cleanly and the car can misfire or sputter.The plugs will need to be replaced ...

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Why isn't my car accelerating in drive?

Well, since your question is so vague as to the type of car, type of transmission, I can only speculate you are having some sort of a transmission problem. If it is a automatic more than likely it will have to be completely removed and rebuilt or replaced with a working unit. Automatics have disc...

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Why is my motorcycle losing power when accelerating?

A clogged air filter may not allow a sufficient amount of air into the carburetor, reducing the power of your engine.Bad Gas – Bad or dirty gas will also cause your engine to lose power.Improper Oil Level – Loss of power may also be caused by an improper level of oil in the engine.

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Why is my truck sputtering when I accelerate?

Fuel injector nozzles can become clogged over time, which can lead to a sputtering engine, slow acceleration and the car not having enough power.If they are not working correctly or are dirty they don't ignite the fuel cleanly and the car can misfire or sputter.The plugs will need to be replaced ...

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When I accelerate my car makes a noise?

Roaring that increases with acceleration: The first thing to check is the exhaust system; it could be damaged.Transmission issues could be another cause.With a manual transmission, the clutch could be slipping.Squealing or chirping on acceleration: This usually indicates a belt or belts are loose...

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Why is my car making rattling noises when I accelerate?

If you hear a pinging or rattling sound when accelerating, low-octane fuel could be the cause.Pinging (also called pre-ignition or detonation) can also be the result of carbon deposits, a bad knock sensor, overheating or incorrect ignition timing.

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Why does my Honda sputter when I accelerate?

Fuel injector nozzles can become clogged over time, which can lead to a sputtering engine, slow acceleration and the car not having enough power.Vacuum Leak: A leak in the vacuum system can lead to a sputtering or rough running engine.As the problem progresses the vehicle can hesitate or stall wh...

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Why does my car shake when I accelerate?

Typically when you accelerate and the engine or steering wheel is vibrating, it's due to motor or engine mounts being worn out.During acceleration, the motor mounts the engine vibrates naturally as RPM's increase.Engine mounts are the component responsible for securing the engine of a vehicle to ...

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Why does my car turn off when I stop accelerating?

Common reasons for this to happen: Let's have a look at some of the more common causes that would make your car stall or stumble when you attempt to accelerate.Faulty ignition components: The ignition coil pulls power from the battery and delivers it to the spark plugs, which ignites the fuel and...

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Why does my car feel sluggish when I accelerate?

Defective Fuel Pump: The fuel pump pulls the fuel from the gas tank to the engine via the fuel lines.If the pump stops working, malfunctions, or becomes clogged, it will not supply enough fuel to the injectors.This can cause the vehicle to accelerate slowly, or even sputter and stall, especially ...

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Why won't my car accelerate when I press the gas?

#4 – Dirty or Clogged Fuel Filters A dirty or clogged fuel filter is another reason for a car not accelerating like it's supposed to when required to do so.With a dirty fuel filter, the engine won't be getting enough fuel which means that the vehicle won't be giving the acceleration performance ...

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Why does my truck skip when I accelerate?

Typically when an engine 'skips' it is due to an ignition misfire.It can be caused by a fuel delivery or ignition system component failure.If this is a random problem, it could be as simple as caused by "dirty fuel" or a loose wire somewhere.

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Why does my car make whining noise when I accelerate?

The fluid could be low and cause more of a scraping or grinding noise.If the transmission fluids could is old, this can also results in a noisy car ride because of worn down parts in the transmission.This is one of the major reasons that lead towards the rising noises in your car, once you speed up.

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Why is my car vibrating when I accelerate?

Typically when you accelerate and the engine or steering wheel is vibrating, it's due to motor or engine mounts being worn out.During acceleration, the motor mounts the engine vibrates naturally as RPM's increase.Engine mounts are the component responsible for securing the engine of a vehicle to ...

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Why a Detroit Diesel engine vibrate when accelerate?

Something is out of balance. Check to see if a fan blade is missing.All engines will vibrate due to the rapidly moving parts. An engine should be securely mounted on fixtures that dampen vibration. Rubber mounts are an ideal example.

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Why shaken when step on brake at 55 miles?

Probably warped rotor(s). Replacement or machining the rotors will correct that problem.

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Why does my Subaru not accelerate when its cold?

if older car could be carborator,choke pull off

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Why does my car cut off when I accelerate?

Common reasons for this to happen: Let's have a look at some of the more common causes that would make your car stall or stumble when you attempt to accelerate.Faulty ignition components: The ignition coil pulls power from the battery and delivers it to the spark plugs, which ignites the fuel and...

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Why does my car vibrate when I accelerate?

Typically when you accelerate and the engine or steering wheel is vibrating, it's due to motor or engine mounts being worn out.During acceleration, the motor mounts the engine vibrates naturally as RPM's increase.Engine mounts are the component responsible for securing the engine of a vehicle to ...

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Why does my car have no power when I accelerate?

There are many reasons why your vehicle may be losing power, especially when accelerating.Some of these common causes are: Mechanical problems such as: Low compression, clogged fuel filter, dirty air filter, clogged Exhaust Manifold.Malfunction of actuators such as: Bad injectors, bad fuel pump, ...

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Why is my car blowing black smoke when I accelerate?

Black exhaust smoke means the engine is burning too much fuel.The first think you should check is your air-filter and other intake components like sensors, fuel injectors and the fuel-pressure regulator.Other reasons could be a clogged fuel return line.

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Why is my car not moving when I accelerate?

Acceleration issues typically stem from one of the following conditions: Emergency break is on or stuck: This is actually one of the most common reasons that a car will not move or seems to be experiencing poor acceleration.The brake may be on simply because the driver forgot to disengage it, or ...

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What does it mean when you have to step on gas pedal in order to keep the car running?

Check your vacuum lines and also check your idle air control valve. Make sure the IAC valve gasket is in good condition and that the valve itself is not loose.

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Why my car make humming noise when accelerate?

A buzzing or low pitched humming sound can be the result of a bad bearing in the steering system, water pump, or alternator.It could also be something more serious like a worn out exhaust system or a suspension issue though.

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Why my car makes noise when I accelerate?

A whining noise while accelerating it can causes by several things, including low levels of steering fluid, the steering pump, a leak in the pump, the alternator, wheel bearings, loose or worn belts, the transmission, and the exhaust.

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