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 SystemKnock Sensor Replacement - Bank 2 Engine Control Engine Control Sensors Knock Sensor
Knock Sensor Replacement - Bank 2CalloutComponent NamePreliminary ProcedureRaise and support the vehicle. Refer toLifting and Jacking the Vehicle.1Knock Sensor FastenerCaution:Refer toFastener Caution.Tighten25-Y (18-lb-ft)2Knock SensorProcedureDisconnect the electrical connector. ...