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:
Vehicle Load Limits
It is very important to know how much weight the vehicle can carry. This
weight is called the vehicle capacity weight and includes the weight of all
occupants, cargo and all nonfactory—installed opt ...
Services Not Included in
Roadside Service
- Impound towing caused by
violation of any laws.
- Legal fines.
- Mounting, dismounting,
or changing of snow tires,
chains, or other traction devices.
- Towing or services for vehicles
dri ...
TPMS Malfunction Light and
Message
The TPMS will not function
properly if one or more of the TPMS
sensors are missing or inoperable.
When the system detects a
malfunction, the low tire warning
light flashes for about one minut ...






