Circuit/System Verification
WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
- Verify that a U-code DTC is not set.
- If a U-code DTC is set, repair them first. Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Ignition OFF, disconnect the 12 V battery. Refer to Battery Negative Cable Disconnection and Connection .
- Wait 2 minutes.
- Connect the 12 V battery. Refer to Battery Negative Cable Disconnection and Connection .
- If the DTC is set, program the T6 drive motor generator power inverter module. If the DTC resets, replace the T6 drive motor generator power inverter module.