Conditions for Setting the DTC
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
B3125 01, B3130 01, B3135 01
A23 Door Latch Assembly - Control Circuit = Short to Battery
B3125 02, B3130 02, B3135 02Condition 1
A23 Door Latch Assembly - Control Circuit = Short to Ground
B3125 02, B3130 02, B3135 02Condition 2
B+ circuit terminal 4 X2@K9 Body Control Module = Open
B3125 02, B3130 02, B3135 02Condition 3
B+ circuit terminal 4 X2@K9 Body Control Module = Short to Ground