Questions & Answers for: replace egr valve 2003 grand

I HAVE A 2003 PONTIAC GRAND PRIX, I HAVE REPLACED THE TPS BECAUSE OF A HIGH IDLE, AND THE HIGH IDLE IS STILL THERE!!! ANY IDEAS? EGR valve Replace the idle air control valve instead of the tps.

2003 Pontiac Grand Prix service engine light on, pep boys said needed it new catalytic converter and o2 sensors. Got new cat and o2 sensors. Light has continued to come on even after they have reset 4

replace an EGR Valve but don't know where it is located. If you don't know where the EGR Valve is located, it is safe to assume that you did not properly diagnose your EGR system...how do you know the

I have to replace my egr valve on the 3800 engine, why is this a problem with this cars system and what is the cause. carbon builds on the sensor,because recycled exhaust passes through the egr system

to me that I need to replace it, what wasn't explain was whether it had one and where it is. EGR is located behind the Throttle body. It is a short cylindrical part with a plug connected to it