1993 Other GMC Models

1993 GMC
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CARL TAYLOR
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Electrical problem
1993 Other GMC Models V12 All Wheel Drive Manual

have a cummin l10 engine. engine size 290. idle 15rpm. driving 18rpm. no pulling power. no check light comes up. no idiot light. blank dash board
Jul 2, 2009 at 6:13 AM
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MICKEY-D
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NONE of the information you gave makes any sense. Need to be a little more clear on what you have!! You mention v12, 110 Cummins and 15 rpm,18rpm, this does not tell us enough about anything. Please try again, and be MORE SPECIFIC!!
Jan 17, 2010 at 8:33 PM
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