Center High-Mounted Stoplamp (Chmsl) - GMC 2003 Sonoma Owner's Manual

Center High-Mounted
Stoplamp (CHMSL)
1. Remove the lens retaining screws.
2. Remove the lens.
4. Install a new bulb.
5. Reinstall the lens and tighten the screws.
If equipment such as a cap or camper is installed on
your vehicle, a center high-mounted stoplamp feed wire
is provided along the driver's side rear frame. This
wire should be used to install a center high-mounted
stoplamp in the cap or camper.
5-59