1996 GMC SIERRA
20,000 MILES
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MARKRADFORD
  • MEMBER
  • 1 POST
When my 1996 gmc 1500 ABS light is on my overdrive will not work and my heater/ac blower will not work also but if the ABS light gos out they work fine. help.
Nov 1, 2012 at 12:43 PM
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HMAC300
  • CERTIFIED EXPERT
  • 48,601 POSTS
scan for codes including abs. check body to battery groundand engine to battery ground.
Nov 1, 2012 at 1:17 PM