2004 CHEVY 4X4 AVALANCHE

  • Tiny
  • hsp700
  • 2004 Chevrolet Avalanche
  • V8
  • 4WD
  • automatic
  • 170,000 miles

When I put the truck in 4x4 there is a humming or whinnying sound. All the fluids looks good and the u-joints are also good. What could the noise be? Thanks for the reply

Saturday, February 12th, 2011 AT 10:24 PM

1 Answer

  • Tiny
  • hmac300
  • Expert
  • 42,987 posts

It could be just bearing noise or tire noise.

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Tuesday, March 15th, 2011 AT 11:32 PM

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