EGR Valve Stuck Open Due to Carbon Stuck in Valve on GMC Safari

Problem overview

4.3L V6 multi-port FI only

The exhaust gas recirculation valve (EGR) may stick open causing a rough idle and the check engine light to illuminate. Our technicians tell us that a piece of carbon may become stuck in the valve causing this problem. Cleaning the valve will usually correct this condition, in some rare cases the valve will need to be replaced.

8 people reported this problem

3 comments

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GMC Safari vehicles with this problem

3 model years affected

Average mileage: 126,550 miles

(111,000 - 149,000)

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EGR Valve Stuck Open Due to Carbon Stuck in Valve on GMC Safari

Problem overview

GMC Safari vehicles with this problem

Repairs related to this problem

EGR Valve Replacement

Need a diagnosis? Trust our GMC experts.

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