Check Engine Light and Misfire Due to Stuck Fuel Injectors on GMC G3500
Problem overview
One or more fuel injectors may become stuck closed causing an engine misfire and the check engine light to illuminate. Our technicians tell us that this problem can be caused by some fuel additives. There are special procedures which may be able to restore the affected injector. If this fails the affected injector must be replaced.
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GMC G3500 vehicles with this problem
1 model year affected
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