WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
Remove the dome lamp lens by carefully prying it out with a flat-bladed tool.
Remove the bulb from the socket by pulling it down.
Fig 1: Removing Bulb From Socket By Pulling It Down