Conditions for Setting the DTC
WARNING: This page is about a different car, the 2018 GMC Terrain and 2018 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
B153F 02
The liftgate control module detects a short to ground in the liftgate object sensor signal circuit.
B153F 05
The liftgate control module detects a short to battery or an open/high resistance in the liftgate object sensor signal or an open/high resistance in the low reference circuit.