Conditions for Setting the DTC
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
DTC B2575 01 and B2575 04
- The BCM detects an open/high resistance in the left low beam headlamp control circuit.
- The BCM detects a short to ground or an open/high resistance in the F7DA (BCM 3) fuse B+ circuit.
DTC B2575 02
The BCM detects a short to ground in the left low beam headlamp control circuit.
DTC B2699 01 and B2699 04
- The BCM detects an open/high resistance in the right low beam headlamp control circuit.
- The BCM detects a short to ground or an open/high resistance in the F21DA (BCM 4) fuse B+ circuit.
DTC B2699 02
The BCM detects a short to ground in the right low beam headlamp control circuit.