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Gray Ghost · 07-10-2005, 10:14 AM

If it's random, check your ground and the wire to the distributor, before you do a compression test...mine was the ground and the power wire. It was dropping 500 rpm at will. Found the dissy wire almost apart (inside the harness no less) and wired to the alternator.

07-10-2005, 10:14 AM	#3
Gray Ghost Senior Member Join Date: Sep 2004 Location: Terrell, TX Posts: 1,967	If it's random, check your ground and the wire to the distributor, before you do a compression test...mine was the ground and the power wire. It was dropping 500 rpm at will. Found the dissy wire almost apart (inside the harness no less) and wired to the alternator. __________________ Kelly '05 GMC Sierra SLE Z71 Bone stock except for new bed rail caps.