Check Engine Light and Misfire Due to Stuck Fuel Injectors: GMC K1500 Engine & Powertrain

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.

12 people reported this problem

3 comments

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GMC K1500 vehicles with this problem

4 model years affected

Average mileage: 175,630 miles

(130,000 - 280,151)

Repairs related to this problem

Fuel Injector Replacement

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Check Engine Light and Misfire Due to Stuck Fuel Injectors on GMC K1500

Problem overview

GMC K1500 vehicles with this problem

Need a diagnosis? Trust our GMC experts.

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