See also:

Battery Replacement
Notice: When replacing the battery, do not touch any of the circuitry on the transmitter. Static from your body could damage the transmitter. Replace the battery if the REPLACE BATTERY IN REMOT ...

Remote Vehicle Start
This feature allows you to start the engine from outside of the vehicle. It may also start up the vehicle's heating or air conditioning systems and rear window defogger. Normal operation of th ...

Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfer ...