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 an Advisor can run a check., and an Advisor can run a check.

    See also:

    Safety
    Six airbags, including front-seat side-impact and side curtain-type devices, are standard. All-disc antilock brakes include brake assist. GM's StabiliTrak electronic stability system is standard. ...

    Maintenance When Trailer Towing
    The vehicle needs service more often when pulling a trailer. See this manual's Maintenance Schedule or Index for more information. Things that are especially important in trailer operation a ...

    Safety
    Eight airbags are standard, with two more optional. Antilock brakes and an electronic stability system are standard. Options include adaptive cruise control with forward collision warning, lane de ...