GMC Chevrolet SSR 2003 Owner's Manual page 281

4. Pull outward on the bar to remove it from the
vehicle.
5. Locate and release the tabs behind the grille that
hold the lamp assembly in place. Unsnap the tabs
and push forward to remove the lamp assembly.
6. Turn the bulb socket counterclockwise to access
the bulb.
7. Pull the old bulb out of the socket and push in a
new bulb.
8. Reverse the steps to reinstall the lamp assembly.
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