2006 Cadillac STS-V Owner's Manual - Page 367

3. Fold the cover down slightly and locate the lamp assembly. 4. Turn the socket counterclockwise and pull it straight out to remove it from the lamp assembly. 5. Pull the old bulb straight out and reinstall the new bulb. 6. Reverse the steps to reinstall. Replacement Bulbs Exterior Lamp Back-up Bulb Number 3157K 2. Pull out the push pins holding down the top portion of the cloth cover. For replacement bulbs not listed here, contact your dealer. 5-55