2007 Chevrolet Avalanche Afm System Quit Working Fix Reset ECM

2007 CHEVROLET AVALANCHE
200,000 MILES
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ANONYMOUS
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AFM system quit working, how can I fix it? Do I need to reset the ECM?
Nov 5, 2012 at 1:54 AM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
re setting pcm does nothing. the problem is still there and needs to be fixed.

AFM??? is the light on and what code do you have

Roy
Nov 5, 2012 at 1:56 AM
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