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95 S_Trucker · 02-21-2015, 09:54 AM

Bet someone with a bi directional scan tool and perform a gauge sweep. All the needles should move through the full range.

I would bet 99% that the gauge itself has quit.

02-21-2015, 09:54 AM	#5
95 S_Trucker Registered User Join Date: Oct 2009 Location: . Posts: 2,178	Re: tach issues Bet someone with a bi directional scan tool and perform a gauge sweep. All the needles should move through the full range. I would bet 99% that the gauge itself has quit.