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2000 Pontiac Grand Am GT 2dr Coupe

2000 Pontiac Grand Am
Trim Info:
Front Wheel Drive, 2 Door Coupe, Compact
20 mpg city / 32 mpg hwy
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April 10, 2013, 5:50 pm

Andrea A
 

Question: werid humming noise

i have a werid humming noise in the left side of the car when idling or driving. also i dies out after 50 mph . what could this be


April 13, 2013, 10:16 am

Ron W
Expert Mechanic

It’s really hard to diagnose this type of problem long distance. You'll need to have a mechanic listen to it to actually isolate what the noise is.

As to the dying out issue, for engine performance issues, you should always start with the basics. Make sure the tune up items are done and check the charging and starting systems. The engine must have the basics done in order for it to be able to run correctly. Many things can cause this type of problem, and the simplest sometimes get overlooked.


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