Caution: When performing service on or near the SIR components or the SIR wiring, the SIR system must be disabled. Refer to SIR Disabling and Enabling . Failure to observe the correct procedure could cause deployment of the SIR components, personal injury, or unnecessary SIR system repairs.

1. Record all of the vehicle preset radio stations.
2. Record the radio Theftlock® code (if applicable). Refer to Radio/Audio System Description and Operation.
3. Turn OFF all the lamps and the accessories.
4. Make sure the ignition switch is in the OFF position.



5. Loosen the negative battery cable to the battery nut and disconnect the battery negative cable from the battery.

Notice: Refer to Fastener Notice in the Preface section.





Important: Clean any existing oxidation from the contact surface of the battery cable using a wire brush before installing the battery cable to the battery.

1. Connect the battery negative cable to the battery.

Tighten
Tighten the negative battery cable to battery nut to 8 N·m (71 lb in).

2. Unlock the Theftlock® radio (if applicable).
3. Program the radio stations back into the radio as recorded at the beginning of the procedure.
4. Set the clock to the current time. Refer to Radio/Audio System Description and Operation.
5. Reinitialize both power windows. Refer to Power Window Reinitialization.