2007 Chevrolet Avalanche 4x4 problem

2007 CHEVROLET AVALANCHE
12,000 MILES • V8 • 4WD • AUTOMATIC
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INSPECTU1234
  • MEMBER
  • 1 POST
driving down the road jumps from 2x to all wheel drive
Aug 16, 2014 at 10:54 AM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
scan for codes first
Aug 16, 2014 at 11:33 AM
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