2005 Chevrolet Astro Owner's Manual - Page 268

4. Press the tab and turn the socket counterclockwise to remove the socket from the bezel. If the socket does not have a tab, turn the socket counterclockwise to remove the socket from the bezel. Replacement Bulbs Exterior Lamp Back-Up Lamps Headlamps Composite High-Beam Composite Low-Beam Sealed-Beam Headlamps Parking, Turn Signal Lamps 9005 9006 H6054 3157NA 194 2057 Bulb Number 1156 5. Remove the old bulb from the socket and replace it with a new one. 6. Reverse Steps 1 through 4 to reinstall the taillamp. Sidemarker Lamps Stoplamps For replacement bulbs not listed here, contact your dealer. 5-56