Remote Keyless Entry (RKE) System Operation
Buick LaCrosse / Buick LaCrosse Owners Manual / Keys, Doors, and Windows / Keys and Locks / Remote Keyless Entry (RKE) System Operation
The transmitter functions will work up to 20m(65 ft) away from the vehicle. On vehicles with remote start the distance will be greater.
Keep in mind that other conditions, such as those previously stated, can impact the performance of the transmitter.
See also:
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