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What causes a brief humming noise after initial acceleration?
Certain types of tires may cause a brief humming noise after your initial acceleration. The transmission may also cause a brief humming noise.
What would cause a whisting noise when idle but stop on acceleration in a 1994 Pontiac grand am?
possibly on of the belt pulleys or a vaccum leak
What would cause a humming or howling noise coming from the engine compartment of a 1989 Pontiac Bonneville on hard acceleration?
sounds like a motor mount is broken or a transmition mount. have those checked.
Why does the fuel pump on my 93 Pontiac Bonneville make a humming noise while the car is running?
a humming noise is usually related to the fuel pump about to go. or u just have a really loud fuel pump and everything is fine.
What would cause a whistling noise in a 1994 Pontiac grand am?
A whistling noise indicates a vacuum leak.
Noise in the fuel pump of a Pontiac Grand Prix LE?
A whining noise from the fuel pump indicates that your fuel pump is close to failing. You should replace your fuel pump to avoid being stranded or unable to start your vehicle. All fuel pumps will emit a humming noise, but if you can hear it from inside the car, replace your fuel pump in time.
Humming noise in your speakers when at idle and when you accelerate it gets louder?
the humming noise is coming from a bad ground on you stereo
Noise under the car when turning on a 1999 Pontiac grand am?
It is probably the cover for your catalytic converter.
What is the knocking noise in engine 3.8 liter Pontiac grand prix?
Replace the Harmonic balancer
1996 Pontiac Grand Prix 3.1L water pump noise?
Some times the impeller blades get bent into the housing causing noise
When going up hill your car makes a humming noise and will not speed up?
Sounds like you have an older 4 cylinder car. I had a Pontiac 2000 4 cylinder that did that.
What could make rattling noise on driver side of 1999 Pontiac grand am?
assorted loose things
