Circuit/System Verification

WARNING: This page is about a different car, the 2018 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

Ignition - On / Vehicle - In Service Mode
Verify DTC B2545 is not set.
- If the DTC is set
  Refer to:DTC B2545 .
- Go to next step: If the DTC is not set
Inspect the following for debris or dirt: B87 Rearview Camera & Clean the components as necessary.
Apply the parking brake.
Engine Running Transmission in Reverse
Verify the component activates: Backup Lamps
- If the component does not activate
  Refer to:Backup Lamps Malfunction .
- Go to next step: If the component activates
Refer to Circuit/System Testing.