GMC 1999 Sonoma, Owner'S Manual

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yellow blue
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4. Turn the harness bulb socket counterclockwise to
remove it. Pull the bulb straight out to remove it
from the socket.
5. Push the new bulb into the socket until it snaps
into place.
6. Put the socket into the lamp assembly and turn it
clockwise until it is tight.
7. To replace the assembly, snap the outboard end of
the lamp assembly back into the vehicle. Then swing
the assembly in and snap it into place.
8. Replace the headlamp assembly. Install the two
retaining clips.
Center High-Mounted Stoplamp
1. Remove the lens retaining screws.
2. Remove the lens.