Conditions for Setting the DTC
WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
B258A 01
- Headlamp Low Beam Relay Control = Short to Voltage
B2580 02 or B258A 04B2580 04
- Headlamp Low Beam Relay Control = Short to Ground or Open/High Resistance