2014 Chevrolet Express 3500 Cargo Owner Manual - Page 288

10-38 Vehicle Care 1. Remove the two screws from the CHMSL assembly. 2. Remove the CHMSL assembly. 3. Turn the bulb socket counterclockwise one-quarter turn to remove it from the lamp assembly. 4. Pull the old bulb straight out of the socket and push the new bulb into the socket. 5. Turn the bulb socket clockwise one-quarter turn to install it in the lamp assembly. 6. Reinstall the CHMSL assembly and two screws. Do not block or damage the CHMSL when items are loaded on the roof of the vehicle. License Plate Lamp 4. Reverse Steps 1 and 2 to reinstall the license plate bulb assembly. Replacement Bulbs Exterior Lamp Back-up, Rear Parking, Stoplamp, and Turn Signal Lamp Center High-Mounted Stoplamp (CHMSL) Front Parking and Turn Signal Lamp Front Sidemarker Lamp License Plate Lamp Bulb Number 3157KX 912LL 1. Bulb Socket 2. License Plate Bulb Assembly 3. Screws To replace one of these bulbs: 1. Remove the screws (3) that secure the license plate bulb assembly (2). 2. Turn the bulb socket (1) counterclockwise and pull the bulb straight out of the socket. 3. Install the new bulb. 3157KX 194LL 194LL