Diagnostic Aids
WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
P0877
- If DTC P0701 is set in combination with DTC P0877, diagnose P0701 prior to proceeding to DTC P0877.
- If DTCs P0877, P0762 and P0708 are set in combination, the DTCs may indicate a problem with the internal mode switch.
- If DTC P0877 is set with DTCs P0701, P0843, P0848, and or P0873, a problem with line pressure may be indicated.
- You may have to drive the vehicle in order to experience a condition.
P0878
You may have to drive the vehicle in order to experience a condition.