Tail Stop Turn Lamp Bulb - Removal
BULB - CAB AND CHASSIS
NOTE: The rear lamp unit contains two bulbs: the park/turn signal/brake/license plate, and the backup. The service procedures for each bulb are the same, only the bulb sizes and types may differ.
1. Disconnect and isolate the battery negative cable.
2. Remove the four screws (1) that secure the lens (2) to the rear lamp unit housing (5).
3. Push the backup lamp bulb (4), or the park/turn signal/brake/license plate bulb (7) slightly into its socket (3) or (6), then rotate the bulb counterclockwise about 30 degrees to unlock it.
4. Pull the base of the bulb straight out of the socket.