Diagnostic Aids
WARNING: This page is about a different car, the 2015 GMC Terrain and 2015 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
If replacing and programming or reprogramming the rear differential control module, the module needs to be configured with a rear differential clutch service calibration value. the clutch calibration service value is a value that is stored in the RDCM memory and is located on the clutch control module harness connector.