2010 GMC Terrain Owner's Manual - Page 311

Vehicle Care 9-37 License Plate Lamp To replace one of these bulbs: 1. Open the liftgate partway. See Liftgate (Manual) on page 1‑8 or Liftgate (Power) on page 1‑9. 3. Turn the bulb socket counterclockwise and pull it out. 4. Pull the bulb straight out of the socket. 5. Install the new bulb. 6. Push the bulb socket in and turn it clockwise. 7. Reinstall the interior trim access panel. Passenger side shown, driver side similar 2. Push the left end of the lamp assembly towards the right. 3. Pull the lamp assembly down to remove from liftgate. A. Bulb Socket B. Bulb C. Lamp Assembly 4. Turn the bulb socket (A) counterclockwise to remove from lamp assembly (C). 5. Pull the bulb (B) straight out of the bulb socket. 6. Push the replacement bulb straight into the bulb socket and turn the bulb socket clockwise to install into lamp assembly.