GMC 1999 Savana Van Owner's Manual page 270

5. Install a new bulb. Do not handle the glass part of
the bulb.
6. Reverse the previous steps to reinstall the headlamp.
6-34
Front Parking/Turn Signal Lamps
To replace the front parking/turn signal lamps:
1. Remove the outer screws from the parking/turn
signal lamp lens assembly. (There are either two or
four screws, depending on your vehicle's trim level.)
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