Customer Satisfaction ProcedureBuying New Tires
GM has developed and matched specific tires for the vehicle. The original equipment
tires installed were designed to meet General Motors Tire Performance Criteria Specification
(TPC Spec) system rating. When replacement tires are needed, GM strongly recommends
buying tires with the same TPC Sp ...
Map Data Updates
The map data in the vehicle is the most up-to-date information available when
the vehicle was produced. The map data is updated periodically, provided that the
map information has changed.
For questions about the operation of the navigation system or the update process,
contact the GM Nav Dis ...
Vehicle Messages
Messages displayed on the DIC indicate the status of the vehicle or some action
that may be needed to correct a condition. Multiple messages may display one after
the other.
The messages that do not require immediate action can be acknowledged and cleared
by pressing SET/CLR. The messages tha ...