Buick LaCrosse: Conditions in Which Remote Start 
Will Not Work - Remote Vehicle Start - Keys and Locks - Keys, Doors, and Windows - Buick LaCrosse Owners ManualBuick LaCrosse: Conditions in Which Remote Start Will Not Work

The remote start will not operate if:

• The key is in the ignition (key access) or the ignition is in any position other than OFF (keyless access).

• The transmitter is in the vehicle (keyless access).

• The hood is not closed.

• The hazard warning flashers are on.

• There is an emission control system malfunction.

• The engine coolant temperature is too high.

• The oil pressure is low.

• Two remote vehicle starts have already been used.

• The vehicle is not in P (Park).

    Canceling a Remote Start
    To cancel a remote start, do any of the following: • Aim the RKE transmitter at the vehicle and press and hold until the parking lamps turn off. • Turn on the hazard warning flashers. ...

    Door Locks
    WARNING! Unlocked doors can be dangerous. • Passengers, especially children, can easily open the doors and fall out of a moving vehicle. The chance of being thrown out of the vehicle in ...

    See also:

    Starting the Engine
    Move the shift lever to P (Park) or N (Neutral). The engine will not start in any other position. To restart the engine when the vehicle is already moving, use N (Neutral) only. Notice: Do n ...

    If a CD is left inside the CD player or in the ejected position for extended periods
    The CD may be damaged and may not play properly. ...

    Automatic locking feature
    The vehicle locks automatically when the ignition is switched on and the wheels of the vehicle are turning at a speed of more than 9 mph (15 km/h). You could therefore be locked out when: - ...