Keyless Entry Transmitters
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
The keyless entry transmitter are used to lock and unlock the vehicle door and rear compartment, operate the power liftgate (if equipped), as well as open the liftglass, from a distance of up to 60 feet (18 m) away. Up to 8 transmitters may be programmed to a single vehicle.