Buick LaCrosse: Keys - Keys and Locks - Keys, Doors, and Windows - Buick LaCrosse Owners ManualBuick LaCrosse: Keys

WARNING!
Leaving children in a vehicle with the ignition key is dangerous for many reasons. Children or others could be badly injured or even killed. They could operate the power windows or other controls or even make the vehicle move.
The windows will function with the keys in the ignition and children could be seriously injured or killed if caught in the path of a closing window. Do not leave the keys in a vehicle with children.

WARNING!
Leaving children in a vehicle with the Remote Keyless Entry (RKE) transmitter is dangerous for many reasons; children or others could be badly injured or even killed.
They could operate the power windows or other controls or even make the vehicle move. The windows will function with the RKE transmitter in the vehicle and they could be seriously injured or killed if caught in the path of a closing window. Do not leave the RKE transmitter in a vehicle with children.

The key that is part of the Remote

The key that is part of the Remote Keyless Entry (RKE) transmitter can be used for the ignition and all locks if the vehicle is a key access vehicle. If the vehicle has the keyless ignition, the key can be used for the locks.

Press the button on the RKE

Press the button on the RKE transmitter to extend the key. Press the button and the key blade to retract the key.

See your dealer if a new key is needed.

Notice:
If the keys get locked in the vehicle, it may have to be damaged to get them out. Always carry a spare key.

If locked out of the vehicle, see Roadside Assistance Program (U.S.

and Canada) or Roadside Assistance Program (Mexico).

With an active OnStar subscription, an OnStar Advisor may remotely unlock the vehicle. See OnStar Overview.

    Remote Keyless Entry (RKE) System
    See Radio Frequency Statement for information regarding Part 15 of the Federal Communications Commission (FCC) rules and Industry Canada Standards RSS-GEN/210/220/310. If there is a decrease ...

    See also:

    Opener operation
    WARNING: - Do not drive with the trunk lid open. This could allow dangerous exhaust gases to be drawn into the vehicle. See Exhaust gas in the Starting and driving section of this manual. - Cl ...

    Call settings
    While a call is in progress, press OK/MENU or the thumb wheel on the steering wheel keypad to access the following functions: Mute: mute the infotainment system’s microphone. Mobile phone: t ...

    Ultrasound sensors
    The ultrasounds sensors used to measure parking spaces are located in the side turn signals. To ensure full operability: ▷ Keep the sensors clean and free of ice. ▷ When using high- ...