Buick LaCrosse: Using the Universal Remote 
System - Universal Remote System Operation - Universal Remote System - Instruments and Controls - Buick LaCrosse Owners ManualBuick LaCrosse: Using the Universal Remote System

Press and hold the appropriate Universal Remote system button for at least half of a second. The indicator light will come on while the signal is being transmitted.

    Erasing Universal Remote System Buttons
    All programmed buttons should be erased when the vehicle is sold or the lease ends. To erase all programmed buttons on the Universal Remote system device: 1. Press and hold down the two ou ...

    See also:

    Electrical system
    General information 12 volt system with a voltage-regulated alternator. Single pole system in which the chassis and engine block are used as conductors. The negative terminal is connected to the ...

    Transfer case
    This section is only valid for vehicles with 4- wheel drive (4MATIC). Power is always transmitted to both axles. Performance tests may only be carried out on a 2-axle dynamometer. The brake s ...

    If the engine does not start
    The engine immobilizer system may not have been deactivated. ...