Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.
See also:
Brake System Messages
SERVICE BRAKE SYSTEM
This message displays along with the brake system warning light if there is a
problem with the brake system. See Brake System Warning Light . If this
message appears, s ...
Trailer Towing
If the vehicle is a hybrid, see the hybrid supplement for more information.
Do not tow a trailer during break-in. See New Vehicle Break-In for
more information.
WARNING
The drive ...
Tire Pressure for High-Speed Operation
WARNING
Driving at high speeds, 160 km/h (100 mph) or higher, puts an additional strain
on tires. Sustained high-speed driving causes excessive heat buildup and can cause
sudden tire failure ...






