Lamp Harness Replacement - Rear LSSV

Caution: Refer to Battery Disconnect Caution in the Preface section.




1. Disconnect the battery cables. Refer to Battery Cable Disconnect and Connection in Engine Electrical.
2. Disconnect the blackout (B/O) lamp harness connectors from the B/O marker lamp connectors (1,4).
3. Disconnect the license plate lamp from the harness connector (2).
4. Disconnect the commercial and the military connectors (6, 7) from the harness.
5. Disconnect the relay connectors from the harness on the rear relay block (3).
6. Disconnect the rear lamp harness connector (5) from the extension harness.
7. Remove the rear lamp harness from the vehicle.

1. Install the rear lamp harness on the rear bumper.
2. Connect the rear lamp harness (5) to the extension harness.
3. Connect the relay connectors to the relays on the relay block (3).
4. Connect the commercial and the military connectors (6, 7) to the harness.
5. Connect the license plate lamp connector (2) to the harness.
6. Connect the blackout (B/O) lamp harness connectors to the blackout (B/O) marker lamp connectors (1,4).
7. Connect the battery cables. Refer to Battery Cable Disconnect and Connection in Engine Electrical.

Lamp Harness Replacement - Rear Maintenance Body

Caution: Refer to Battery Disconnect Caution in the Preface section.




1. Disconnect the battery cables. Refer to Battery Cable Disconnect and Connection in Engine Electrical.
2. Disconnect the 2, 24V trailer harness connectors (5) from the 24V trailer connector harness.
3. Disconnect the 3 blackout (B/O) and trailer harness connectors (2).
4. Disconnect the 2 blackout (B/O) marker lamp connectors (1) from the blackout (B/O) marker lamps.
5. Remove the 2 bolts (3) and 2 clamps (4) from the blackout (B/O) and the trailer harness.
6. Remove the blackout (B/O) and the trailer harness from the bumper assembly.

1. Position the blackout (B/O) and the trailer harness onto the bumper in the same routing location as removed.
2. Install the 2 clamps (4) and the 2 bolts (3) to the blackout (B/O) and trailer harness.
3. Connect the 2 blackout (B/O) marker lamp connectors (1) to the blackout (B/O) marker lamps.
4. Connect the 3 blackout (B/O) and the trailer harness connectors (2).
5. Connect the 2, 24V trailer harness connectors (5) to the 24V trailer harness.
6. Connect the battery cables. Refer to Battery Cable Disconnect and Connection in Engine Electrical.