Keyless Entry Transmitters
WARNING: This page is about a different car, the 2008 Isuzu Ascender, 2008 GMC Envoy, and 2008 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
The keyless entry transmitters are used to lock and unlock the vehicle door while away from a distance of up to 9 m (30 feet) away. Up to 4 transmitters may be programmed to a single vehicle.