Jeep grand cherokee 2015 Owner's Manual page 669

MAINTAINING YOUR VEHICLE 667
Rear Liftgate Tail Lamps
1 — Auxiliary LED Tail Connector – Do Not Remove
7
5. Tail lamps are now visible. Rotate socket(s) counter
2 — Backup Bulb Socket
clockwise.
6. Remove/replace bulb(s).
7. Reinstall the socket(s)
8. Reverse process to reinstall the liftgate trim.