Circuit/System Verification
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.
- Engine running in Park position. Move the gear shifter lever into each gear position and back into Park position. Verify with a scan tool the following test status parameters display OK:
- Line Pressure Control Solenoid Performance Test Status
- Line Pressure Control Solenoid Control Circuit High Voltage Test Status
- Line Pressure Control Solenoid Control Circuit Low Voltage Test Status
- Operate the vehicle within the Conditions for Running the DTC to verify the DTC does not reset. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.