Backup Lamp Wiring Harness Replacement (Coupe)

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Backup Lamp Wiring Harness (Coupe)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Remove the rear bumper fascia. Refer to Rear Bumper Fascia Replacement .
1	Rear Bumper Fascia Procedure Disconnect the electrical connectors from the side object sensor modules. Disconnect the electrical connectors from the rear object sensors. Disconnect the electrical connector from the ignition lock key transmitter antenna. Disconnect the electrical connector from the radar sensor module. Disconnect the electrical connectors from the backup lamp.
2	Backup Lamp Wiring Harness Procedure Disconnect the backup lamp wiring harness from the harness retainers.

Callout

Component Name

Preliminary Procedure
Remove the rear bumper fascia. Refer to Rear Bumper Fascia Replacement .

Rear Bumper Fascia

Procedure

Disconnect the electrical connectors from the side object sensor modules.
Disconnect the electrical connectors from the rear object sensors.
Disconnect the electrical connector from the ignition lock key transmitter antenna.
Disconnect the electrical connector from the radar sensor module.
Disconnect the electrical connectors from the backup lamp.

Backup Lamp Wiring Harness
Procedure
Disconnect the backup lamp wiring harness from the harness retainers.