Mechanics

GMC TRUCK SPARK PROBLEM

1989 GMC Truck • 16,800 miles

It wont, it turns over
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Guest
December 26, 2012.




How long since a tune-up? Any applicable mil codes? Have a helper crank it while you visually check for spark at the spark plugs. If you have spark everywhere, use a gage and check fuel pressure. Engine cranking, do you have an injector pulse?

JDL
Dec 26, 2012.


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