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Usually when a car makes squealing sound after accelerating with the heater on, the serpentine belt is a little loose. It likely needs adjusting by a professional.

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11y ago

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Why does your car squeal when you turn the heater on?

Loose belt -- replace or lubricate ADD-ON If it is a metallic squeal that continues for a minute or so after the car starts it could be your water pump bearing. Get your mechanic to check it out and replace before you need a tow truck.


Why does a Geo Storm squeal when accelerating?

Timing Belt.... Check all your belts.


Why would the blower of a 1990 Lincoln Town Car switch from the heater to the vent to defrost when accelerating or decelerating?

the heater controls are run on engine vacuum. When a engine is accelerating it has a drop in vacuum. There is a one way check valve that keep vacuum in the heater circuit that has gone bad. You could have it fixed or you can deal with it, its not that big of a deal


You replaced the heads on your 84 vanagon now one head makes a squeal noise when accelerating or de-accelerating anyone have any idea?

check and adjust belts


Belt squeal on a 1995 Saturn SL1 when you run the AC or Heater?

The squeal when you turn on the AC or heater is a loose fan belt. It may be cracked and need replaced, or it may just need tightened.


What causes a car to make a gurgling noise on passenger side front end fwd car when accelerating and hitting bumps at the same time and rolling downhill at low speeds or when turning and accelerating?

You may be hearing the coolant passing thru the heater core with an air pocket trapped in there.


Noice coming from car when accelerating?

noise and jolting is present whilst car is idolling and accelerating


What measurements or observations tell that a car is accelerating?

Frame of reference is the measurement or observation that tells you that a car is accelerating. It uses the second law of motion to tell you rather or not the car is accelerating.


Use accelerating in a sentence?

My car is accelerating at 10 miles per hour per hour.


Do the brakes be repaired at the first squeal from a car?

At least inspect when you hear squeal. Base further work on what you see.


Why is my car weak on accelerating?

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


What measurements or observations tell you that a car is accelerating?

Frame of reference is the measurement or observation that tells you that a car is accelerating. It uses the second law of motion to tell you rather or not the car is accelerating.