This vehicle has an anti-theft alarm system.

The indicator light, on the instrument panel near the windshield, indicates the status of the system: Off : Alarm system is disarmed.
On Solid : Vehicle is secured during the delay to arm the system.
Fast Flash : Vehicle is unsecured.
A door, the hood, or the liftgate is open.
Slow Flash : Alarm system is armed.
Vehicle Security
Arming the Alarm SystemTaillamps, Turn Signal, Sidemarker, Stoplamps, and Back-Up Lamps Lighting Bulbs
SidemarkerStoplamp/Turn Signal Lamp/TaillampBack-up LampTo replace one of these lamps:Open the liftgate. SeeLiftgate.Remove the two screw covers from the taillamp assembly.Remove the two screws securing the taillamp assembly.Pull the taillamp assembly out of the vehicle body.Disconnect the lamp wiri ...