Action Taken When the DTC Sets
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
C0321 01 and C0321 04
- Shifts allowed. Clutch engages only if slip is detected.
- The SERVICE 4WD indicator remains illuminated for the remainder of the current ignition cycle.
C0321 02 and C0321 08
- Normal operation.
- The SERVICE 4WD indicator remains illuminated for the remainder of the current ignition cycle.