Buick LaCrosse: SBZA Detection Zones - Side Blind Zone Alert (SBZA) - Object Detection Systems - Driving and Operating - Buick LaCrosse Owners ManualBuick LaCrosse: SBZA Detection Zones

The SBZA sensor covers a zone of approximately one lane over from both sides of the vehicle, or 3.5m(11 ft). This zone starts at each side mirror and goes back approximately 5.0 m(16 ft). The height of the zone is approximately between 0.5 m(1.5 ft) and 2.0m(6 ft) off the ground.

The SBZA detection zones do not change if the vehicle is towing a trailer. So be extra careful when changing lanes while towing a trailer.

    Side Blind Zone Alert (SBZA)
    The vehicle may have a Side Blind Zone Alert (SBZA) system. Read this entire section before using the system. WARNING! SBZA does not detect vehicles rapidly approaching outside of the side ...

    How the System Works
    When the vehicle is started, both outside mirror displays will briefly come on to indicate that the system is operating. While driving forward, the left or right side mirror SBZA display w ...

    See also:

    Anti-theft Alarm System
    This vehicle has an anti-theft alarm system. Arming the System To arm the system, close all of the windows and doors and then either: ► Press on the RKE transmitter. ► Lock the vehicl ...

    Air recirculation
    Push the air recirculation button to recirculate interior air inside the vehicle. The indicator light on the switch will come on. The air recirculation button will not be activated when the air ...

    If engine doesn't turn over or turns over slowly
    1. If your vehicle has an automatic transaxle, be sure the shift lever is in N (Neutral) or P (Park) and the emergency brake is set. 2. Check the battery connections to be sure they are clean and t ...