1989 Gmc C2500 Checking Trouble Codes Jumper Wire

1989 GMC C2500
190,000 MILES
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HAMMMERHEAD
  • MEMBER
  • 1 POST
checking for trouble codes with jumper wire
Nov 7, 2012 at 12:25 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
In the DLC jumper A to B terminal-sample code: flash pause flash flash is code no. 12
Nov 7, 2012 at 1:33 PM
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