Circuit/System Testing

WARNING: This page is about a different car, the 2008 GMC Yukon and 2008 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON, observe the DTCs with the scan tool.

If DTCs P0A1F, P1A01, P1A05, and P1A06 are set, attempt to program the drive motor generator battery control module before replacing the drive motor generator battery control module. Refer to Control Module References for set up and programming.
If DTC P0A1F, P1A01, P1A05, or P1A06 resets, replace the drive motor generator battery control module.