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 the vehicle is equipped with the Tire Pressure Monitoring System. If a diagnostics check is needed between e-mails, push Advisor can run a check., and an Advisor can run a check.

    See also:

    Safety
    All-disc antilock brakes are standard on all Terrazas. Front-wheel-drive models get standard traction control and General Motors' StabiliTrak electronic stability system. Side-impact airbags for t ...

    Warranty
    OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information. ...

    Removing the Spare Tire and Tools
    To access the spare tire and tools: 1. Open the trunk. 2. Remove the spare tire cover. 3. Turn the retainer nut counterclockwise and remove the spare tire. Place the spare tire next to the tire ...