EGR Valve

Asked by Blackelvis01 Jun 10, 2018 at 02:01 AM about the 2000 Chevrolet Silverado 1500 LS Extended Cab Stepside 4WD

Question type: Maintenance & Repair

Truck is running rich

2 Answers

209,555

EGR valve stuck will cause a lean condition. If your getting a rich code with a stuck EGR you have other problems, i.e. O2, fuel pressure, leaking injectors, TPS, temp sensors, grounding issues, wiring problems. I suggest you have a live data scan performed.

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