Circuit/System Verification

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.

NOTE:

The passenger air bag ON and OFF indicators may not operate as expected if there are supplemental inflatable restraint (SIR) DTCs. Repair all SIR DTCs before proceeding with this diagnostic.

Ignition ON.
Verify the passenger air bag ON indicator turns ON and OFF when commanding the Passenger Air Bag ON Indicator ON and OFF with a scan tool.
- If the air bag ON indicator does not turn ON or OFF
  Refer to Circuit/System Testing.
- Go to next step: If the air bag ON indicator turns ON or OFF
Verify the passenger air bag OFF indicator turns ON and OFF when commanding the Passenger Air Bag OFF Indicator ON and OFF with a scan tool.
- If the air bag OFF indicator does not turn ON or OFF
  Refer to Circuit/System Testing.
- Go to next step: If the air bag OFF indicator turns ON or OFF
All OK.