Jeep 2010 Grand Cherokee - Owner Manual - Manual (Page 413)

Center High-Mounted Stop Lamp (CHMSL)
1. Remove the two screws securing the CHMSL.
2. Twist the bulb socket to remove from the CHMSL
housing.
3. Pull the bulb out of the socket.
4. Replace the bulb, reinstall the socket and reattach the
CHMSL.
412 MAINTAINING YOUR VEHICLE