P0010 Chevrolet Uplander I

The engine control module (ECM) detects that the state of the driver and the state of the circuit do not match. The ECM will detect an open, short to ground or a short to voltage on the high control circuit or an open on the low reference circuit for more than 6.25 seconds.

P0011

1. The difference between the desired CMP and the actual CMP angle is more than 8 degrees for more than 8 seconds while the CMP actuator is being commanded. OR
2. The difference between the desired CMP and the actual CMP angle is more than 7.5 degrees when the CMP actuator is steady for more than 2 seconds.

Action Taken When the DTC Sets

1. The control module illuminates the malfunction indicator lamp (MIL) when the diagnostic runs and fails.
2. The control module records the operating conditions at the time the diagnostic fails. The control module stores this information in the Freeze Frame and/or the Failure Records.
3. The control module commands the TAC system to operate in the Reduced Engine Power mode.
4. A message center or an indicator displays Reduced Engine Power.
5. Under certain conditions the control module commands the engine OFF.