Conditions for Setting the DTC
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
B396B 01
The liftgate module detects a short to voltage in the liftgate clutch engage control circuit or the liftgate clutch disengage control circuit.
B396B 02
The liftgate module detects a short to ground in the liftgate clutch engage control circuit or the liftgate clutch disengage control circuit.
B396B 04
The liftgate module detects an open/high resistance in the liftgate clutch engage control circuit or the liftgate clutch disengage control circuit.