SIDE BLIND ZONE ALERT SYSTEM TEMPORARILY UNAVAILABLE
This message indicates that the SBZA system is disabled because the sensor is blocked and cannot detect vehicles in the blind zone.
The sensor may be blocked by mud, dirt, snow, ice, or slush.
This message may also activate during heavy rain or due to road spray. The vehicle does not need service. For cleaning, see Exterior Care.
See also:
When the System Does Not Seem To Work Properly
Missed alerts can occur under normal circumstances and will increase in wet conditions.
The system does not need to be serviced. SBZA is designed to ignore stationary objects;
however, the system ...
How OnStar Service Works
Automatic Crash Response,
Emergency Services, Crisis Assist,
Stolen Vehicle Assistance, Vehicle
Diagnostics, Remote Door Unlock,
Roadside Assistance, Turn-by-Turn
Navigation, and Hands-Free ...
Engine Heater
The engine coolant heater, if available, can help in cold weather conditions
at or below −18°C (0°F) for easier starting and better fuel economy
during engine warm-up.
Plug in the coolant h ...