LBZCrazy
12-08-2009, 11:02 PM
i have a 2006 GMC duramax and on most days my pyro wont work but at times the needle will jump around just wanted some pointers
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hcaliber 12-08-2009, 11:11 PM You may need new gauge. My autometer one did the same thing. Check to see if wires are still tight behind it. | ||