OnStar Vehicle Diagnostics can perform a vehicle check every month. It will check
the engine, transmission, antilock brakes, and other major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If an On-Demand Diagnostics check is needed, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationPassenger Safety Belt Reminder Light
There is a passenger safety belt reminder light near the passenger airbag status
indicator. See Passenger Sensing System on page 3-25.
When the vehicle is started, this
light flashes and a chime may come on to remind passengers to fasten their safety
belt. Then the light stays on solid until ...
Winter Tires
This vehicle was not originally equipped with winter tires. Winter tires are
designed for increased traction on snow and ice-covered roads. Consider installing
winter tires on the vehicle if frequent driving on ice or snow covered roads is
expected. See your dealer for details regarding winter ...
Engine Oil Life System
The engine oil life system calculates engine oil life based on vehicle use and
displays %CHANGE DIC message when it
is necessary to change the engine oil and filter.
The oil life system should be reset to 100% only following an oil change.
Resetting the Oil Life System
Display %on the DI ...