Conditions for Running the DTC
WARNING: This page is about a different car, the 2007 GMC Sierra, 2007 GMC Cab & Chassis Sierra, 2007 Chevrolet Silverado, and 2007 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
P2122 and P2123
- DTCs P0698, or P0699 are not set.
- The ignition is ON.
- DTCs P2122 and P2123 run continuously when the above conditions are met.
P2127 and P2128
- DTCs P0652 and P0653 are not set.
- The ignition is ON.
- P2127 and P2128 run continuously when the above conditions are met.
P2138
- DTCs P0652, P0653, P0698, P0699, P2122, P2123, P2127, or P2128 are not set.
- The ignition is ON.
- DTC P2138 runs continuously when the above conditions are met.