See also:

Side Blind Zone Alert (SBZA)
If available, this feature will alert you to vehicles located in the vehicle's side blind zone. When the system detects a vehicle in the side blind zone, the SBZA display will light up in the ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...

Making Turns
Notice: Making very sharp turns while trailering could cause the trailer to come in contact with the vehicle. The vehicle could be damaged. Avoid making very sharp turns while trailering. W ...