Circuit/System Verification

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: This DTC may be stored as a history DTC without affecting the operation of the module. If stored only as a history DTC and not retrieved as a current DTC, do not replace the module.

Verify that DTCs P0602 is not set.

If the DTC is set, program the FPCM.

Verify that DTCs P0601, P0603, P0604, P0606, and P062F are not set.

If the DTCs are set, replace the FPCM.