Why does your car make noise when the air conditioning is off and then it goes away when you turn it on 96 Sunfire GT Auto?

Cars & Vehicles
Car Sounds
Pontiac Sunfire

the a/c compressor cluth is bad. should make a grinding noise when not on and goes away when it is on.

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under the dash? could be seat warning/door buzzer going wacky. under the hood? could be coolant fan running tight. need more info.

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The automatic electric antenna is retracting or trying to. It should be silent after it has fully gone down.

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Possibly due to a failing compressor. The A/C compressor in vehicles has a clutch in it which operates by friction. If the bearings are going bad, or the clutch is about to lock up, it can overload the engine as it tries to spin the compressor. The excess load on the engine makes the engine want ...

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Probably low on freon, you may have a leak in the system.

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The engine is cooling down. (or at least that's one reason for it)

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Well see it isn't that big of a deal you just should start it back it up and it should go!

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Air must pass over the fins in the condenser to help the compressor turn the freon gas back into a liquid. The radiator fan doesn't pull enough air through the condenser efficiently when in park.

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Because you are engaging a pump which draws its energy from the engine, putting a small amount of strain on the motor.

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Why does car make a flapping noise when going over 15 mph but the noise goes away at 50 mph?

it is bcz of the complaint in the silencer its surface may be filled with dust

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Why engine drag when you turn on the air-condition?

Because you are using power/ torque from the motor to drive the A/C pump

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When you drive slow your car makes this high pitched squeaking noise and then when you are at a stop light it makes a grinding sound But when you drive faster the squeaking goes away?

The high pitched squeaking noise you are hearing is the warning device telling you your brake pads are worn out and need replacing. The grinding sound is the sound you hear when you ignore the squeaking noise and allow your brake pads to wear so much that the metal backing of the pad is rubbing a...

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Why won't the headlamps on a Pontiac Sunfire turn off when the car is off?

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Why do you get a ticking noise when you turn on your ac or defrost it's a 93 probe gt?

If the ticking is coming from under the dash. It's probably your fan housing, or a misaligned fan. You will have to get to the fan and either replace the fan, or move any obstacles that may be hitting the fan.

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When you turn your car makes noise?

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Why wont your car turn off when you turn off key and remove it?

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When you shut off an engine, the water pump stops flowing h20 plus antifreeze through the engine block and radiator. All of that extreme heat settles into the aggregate fluid. This can cause the engine to over heat the fluid and boil over. That is the reason you do not go out and take off the rad...

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Why does your air conditioner or heat squeal when you turn them on The air and the heat are both working but there is an awful noise?

You've got trouble with your heater fan - or the motor that turns it. Same fan for both heat and AC.

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Why does your car squeak when you turn on your engine and when you make a turn?

power steering belt, if serpentine belt, your p/s pump might be low on oil or going south. but check belt and oil level first.Good luck

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Why does blower for heat make noise when you turn it on?

Check that there are no leaves or debris in the vents on the OUTSIDE of the car where the air comes into the car (usually there by window wiper mechanism) and Check POLIN filter is not blocked.

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Why does your air conditioning compressor for your car squeal when it is operating?

There can be quite a few reasons as to why the compressor is squealing when the a/c is activated. The most common cause is a loose accessory drive belt (or serpentine belt on some vehicles). Another cause is a loose or weak a/c clutch or possibly a faulty or defective compressor. Try tightening o...

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What does it mean when your oil light goes on and off when your ideling than turns off when your moving?

There are usually two oil lights; yellow for low oil level, and red for low oil pressure. Yours is most likely yellow, indicating your oil levels are low. It turns off when the car is moving because it's not low enough to register when the car's moving, as oil is moving through the engine, and th...

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Why does your engine makes noise when the car is off?

because the engine is still processing the oil for about 20 seconds after you turn the car off

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Why does my car make a high pitched noise when I turn it on?

Start the car while it is cold and turn the AC off and on.If the sound of the screech changes, then the fault is likely in the belt that drives the air conditioner.Operate the headlight switch.If that causes a change in the squealing sound, then the culprit is the belt that drives the alternator.

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Why does my car make a weird noise when I turn it on?

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Why does a Blend Door Actuator make a clicking noise only when the air conditioner is turned on?

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Get it lubed. If still does it, check your steering components for broke seals

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It's normal for some vehicles to have a fan run for a few minutes after the car is shut off, generally to keep the engine cool.However, if the fan is running for an extended period, the fan itself can become damaged due to overuse.It's possible you may have a module or relay failing in your car.

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Don't know what the year, make or model is but it sounds like the temp blend door actuator gears are stripped.

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Loose bearings is what I had in my '88 Silverado. Made the same rattling noise; bearings in the front were loose. Your timeing may be to far advanced. the favourite thing normally is a loose or broken heat shield that can be repaired fairly simply.

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An issue with the mass airflow sensor may manifest itself when a car starts and then stalls soon after starting.When an ignition coil begins to fail, it may struggle to provide consistent spark to the plugs, causing the engine to stall after starting.

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Probably low on charge. You can recharge the system but keep in mind you may have a leak somewhere.

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This will be a guess, but most Nissan trucks, after you first turn the key to ON, before starting the engine, the electric fuel pump in the tank will turn on and prime itself. It turns off when the fuel pressure rises to normal

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If you are referring to the window regulator, it sounds like it is not installed properly.

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The motor is working harder to push more cold air in the vehicle.

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Many ac systems use engine vacuum to operate the ac controls. You may have a cracked or disconnected vacuum line that feeds the HVAC system. Check the vacuum lines under the hood, that is where they would most likely be damaged. A vacuum leak would also be the cause of the erratic idle.

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Why would heat come out when you turn on the air conditioning in Mercury Mountaineer?

the blend door actuater is bad

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Perhaps low power steering fluid Perhaps power steering pump is going bad Perhaps low power steering fluid Perhaps power steering pump is going bad

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Why would a car start drivin and then turn off and wont turn back on?

suspect bad fuel filter first, then fuel pump, alternator or battery, ignition module...

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When you jump your car and turn it off the car is dead?

Either the alternator is not providing a charge to the battery, or the battery has a dead cell and won't hold a charge. There are auto parts stores (AutoZone, Advance, O'Reilly's) that will check batteries and/or alternators free of charge.

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it might be the o2 censor starting to go out

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When you turn the headlights on why does your car radio shuts off?

you might have a short circuit or you have a voltage drop

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mine did this when i first got it, your air intake is dirty, trackers seem to be very vunerable to dirt in the intake, its simple fix though, should not cost more than $30 at your local mechanic. also replace your air filters.

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Will air conditioning turn on when it is below the lowest setting?

Your question is vague at best.I assume you're alluding to automatic climate control or some form of thermostatically controlled a/c unit. If so, the answer is yes BUT, a/c should only come on if it's overridden from the automatic setting to the 'on' setting -- otherwise you have a broker regulat...

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Your 98 cirrus' horn goes off when you turn the steering wheel and how can I fix it?

You can fix the horn on your 1998 Cirrus by first removing the center of the steering wheel cover by prying it off. Then, check for loose wiring or wires that are exposed which might be causing the horn to activate. Fix the loose wiring or exposed wires to solve the problem.

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Why does your car turn off when you push on your brakes?

because you did not step on your clutch pedal

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Your 95 lesabre starts off blowing out cold air then it turns to hot why is that?

try adding ( 1 ) can of 134A freon sounds like the system is low.

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Why does the air condition compressor just not come on sometimes and other times it does?

When the system is low on refrigerant the pressure switch will not allow the compressor to turn on. You may be right on the edge so it will sometimes and other times not. You need to recharge the AC.

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Why does my air conditioner make a banging sound when it turns on?

It's the same for a compressor with a broken spring.When the air conditioner turns off, the pump loses momentum, which can cause it to knock against the case of the compressor and create a banging or slamming noise.The sound isn't necessarily an indication that the compressor will fail anytime soon.

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Your car just turned off and its not turning on?

Well, it could b a few things. It could be that your alternator isn't recharging your battery and it just shut off because it doesnt have the charge 2 keep your vehicle running at the level its used to, by using the raido and such, or it could be a problem with combustion. it could be your fuel s...

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What would cause your car to make a grinding noise when you turn right and left?

If you're talking about from the wheels, higher or lower in pitch with speed, it's one or both front wheel bearings. If you're talking about from the engine compartment, it's the power steering pump.

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When you drive your car it makes a high pitched squeaking noise and stops when the car is stopped. Will make the noise going slow or fast.?

it is called a squeaker it is made on your disck break pads to let you know your pads are about woren out as in its time for a break job

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Why is my car making loud grinding noises when i turn on the heat?

DOES IT DO IT WHEN YOU RUN THE A/C ALSO? IS THE SOUND COMING FROM THE PASSENGER SIDE BEHIND THE DASH? IF SO IT COULD BE THE BEARINGS GOING BAD IN THE FAN BLOWER MOTOR.

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Your 1993 mercury sable would not shut off today when you turned it off and removed the key the ring is missing around where the key goes you just bought the car and it's been shutting off fine till t?

My 1993 Sable ignition swith was very sloppy too. I would suggest you're going to have to replace the switch. Any shop manual will have the instructions for this. Either buy one, or use your local library's copy for free.

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Why your car turn off when you stop the car?

some times a car turns it self off for a safety reasons if your on a hill and needing to close the fuel supply and sometimes its so fuel economy is increased...Your car may shut off when you come to a stop for many different reason , none of which are stated above.The idle control could be bad, t...

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Why does light in air conditioning switch blink off and on?

Toyota with automatic ac? The computer has detected a fault in the system. A qualified mechanic can read the codes

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Why does your windshield wiper turns on when the car is off?

sounds like a short to power somewhere in your wiper control module, and or relay circuit.well just get it check by your nearest auto dealer.Next answer:Why would you need the windscreen wipers on when the vehicle is off? I don't think windscreen wipers work on any modern car that I know of with ...

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Why does your ignition remain running when the demister is on and why does the engine cut out when you turn the demister off?

subaru turbos do that to

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If your fan does not cut off when you turn the car off why not?

Depending on the make and model of your car, the aircon control unit or the thermostat may be faulty.

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Why does your wipers run when the key is on and it sits overnight and the battery goes dead?

Not knowing what vehicle you have, you may have a faulty switch or pulse board. Remove the fuse for the wipers when it is not raining until you can get to a garage for repair.

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Why does your 93 Honda accords temperature gauge goes hot right away when you start up your car you checked and it does have enough coolant and your car doesnt seem hot at all another thing is your ca?

Sounds to me the coolant temp sending unit has failed. Replace it with a new one.

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What happens when you put the car in drive and it pauses first and then goes?

you could be running low on transmission fluid, or your torque converter could be going out

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When your lights are on and you hite the brakes your left turn signal goes faster?

if your signal is faster than normal then you need a new bulb

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Why does your radio not turn off even when the car is off and the door has opened?

because you have the radio wired to a constant hot wire .

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Fan does not turn on only when air condition is on?

The fan is almost always on when you turn on the vehicle because it also helps keep the engine and other parts cooler

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Is it bad to turn off your car with the air conditioner on?

In short, no, you do not have to turn your air conditioning off before turning off your vehicle.That being said, it never hurts to disable electrical systems, including the fan, before switching off the ignition.

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My car sometimes makes a crunching noise coming from the front when i start it it may have something to to with the starter im forced to turn it off straight away wen it happns cos its a loud noise?

theres a thing called a PAWL that engages the starter motor to the flywheel ofthe vehicle. when you try to use it the pawl sticks either in orout and makesa crunching noise.. youeitherneed a new starter or a rebuilt one. I personally have cleaned and lubricated starter pawls on many vehicles and ...

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When you turn your wheel and step on the gas sometimes it makes a sound what does it mean?

its nothing bad.Depends on the sound. If it is a clicking or thunk it is probably the CV joint in the axle. It will start when you are turning and then as it gets worse as you are going straight.

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Does your car use more fuel leaving it on or turning it off then on again while waiting?

It actually uses less fuel to turn the car off. I just recently found out that Honda is working on an option that automatically shuts the car off when the brake is depressed and comes to a full stop. (red lights)

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Why is my Car making a strange noise when accelerating and turning corners?

Can you be alittle more descriptive in the discussion area about what type of noise please. I am thinking the most common problem would possibly be your power steering fluid level may be alittle low and this could causes a whining at idle and will get louder with more rpm's and turns or maybe a b...

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Why does your car make a noise when step on the pedal?

When the turbo winds up it can make a whistling sound when a driver steps on the pedal. A loose part can also cause a rattling sound when the pedal is used.

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Why does car turn off when I turn on AC?

It may be from low power to the computer, a faulty fuel pump due to bad connection, or a low battery.The blower fan draws a lot of current, perhaps that is dropping the voltage suddenly and causing some electrical component in the ignition system or the anti theft system to shut down the car.The ...

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Why does my car only turns off when gas needle goes crazy and drops all the way down to empty?

Multiple problems could contribute but I would need more details such as does it turn off on it's own or when you turn it off the needle jumps then the car stops running.

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What makes a car diesel when you turn it off?

When your engine keeps running after shutting it off, you'll hear it firing or coughing.This condition is also known as after-running or dieseling because combustion of the air-fuel mixture happens without the presence of the spark, just like in a diesel engine.

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Why does your 1999 Oldsmobile intrigue leak on the passengers side floor when the air conditioning is on?

Condensate drain plugged or disconnected

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Why does your car shake when you give it gas and it stops when you let off the gas?

Sounds like you possibly have a plug or two not firing or mis-firing, or maybe dirt in the gas. - Take it for analysis then fix it, Any competent mechanic could likely diagnose it by watching it anyway.

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What makes an automatic car make a noise when it is turned on and when you change gears from reverse to park or park to any gear?

There's a few reasons:When a automatic transmission vehicle is turned on, the small but the seemingly small burst of energy it takes to start the car by means of combustion, it may rock the motor mounts and cause maybe a moving.. or bumping sorta sound. When you move the gear lever in any positio...

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Why does your temp gauge rise when you turn on your air conditioner?

The air conditioner both consumes power and dumps heat as it pumps heat from the car's interior to the exterior world.Most cars have an air conditioner radiator placed forward of the engine cooling radiator, because the engine does not need to be cooled to as low a temperature as the AC fluid. As...

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Why does my car make noise when I start it?

Start the car while it is cold and turn the AC off and on.If the sound of the screech changes, then the fault is likely in the belt that drives the air conditioner.Operate the headlight switch.If that causes a change in the squealing sound, then the culprit is the belt that drives the alternator.

Read more

Why does my car air conditioner compressor turn on and off?

Short cycling, when the compressor constantly shuts on and off, is one of the most common air conditioning problems.Several conditions cause short cycling, including a faulty or obstructed thermostat, leaking refrigerant, icy coils or an HVAC system that is too big for the building in which it is...

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What does it mean when your car starts and then shuts off?

Answer: If the engine cranks but won't start, check for spark and fuel pressure.If it doesn't crank at all, check the battery condition.Usually, when the engine warms up and then stops, it is an indication of a problem with an ignition coil, ignition module or even the fuel pump.

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Why does your car temp gage goes down when you turn the heat on 1996 Ford Taurus?

when you turn the heat on it comes out of the motor compartment in to the car,, further cooling the engine.A good thing to know if your car is running hot: turn the inside heat on full blast to help cool it down some.

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What does it mean when your car thermostat wont rise and the car turns on but shortly shuts off?

Can someone plz help me on this issue

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