Conditions for Setting the DTC: P046C
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- The difference between the actual EGR position and the desired EGR position is more than 3 percent.
- The above condition is present for more than 10 seconds.