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2008 Chevrolet Avalanche LS 5.3L High Pitch Whine
Posted to GM Body on 11/4/2015 13 Replies

customer says that after she drives the car about 30 miles this high pitched whine comes out of the speakers, It gets less if the radio is turned off, but is still there. The GM dealer replaced the alternator, no change. The noise is above the way my old ears ...

13 Replies Received (View Replies)

  Related Documents & Media  2008 Chevrolet Avalanche LS

 
Message Closed w/Summary

car Vehicle Data

2008 Chevrolet Avalanche LS

VIN 3GNFK12388
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedHigh Pitch Whine
ConditionsAnoying
Message Closed w/Summary

car Vehicle Data

2008 Chevrolet Avalanche LS

VIN 3GNFK12388
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedHigh Pitch Whine
ConditionsAnoying