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:

    Rear Window Wiper/Washer
    For vehicles with a rear window wiper/washer, the controls are on the end of the windshield wiper lever. Press the upper or lower portion of the button to control the rear wiper and rear ...

    Safety
    The Escalade ESV's second-row captain's chairs had the only Latch anchors in this three-row SUV. The Latch anchors are easy to access. The tether anchors are at the bottom of the captain's chair s ...

    Key and Lock Messages
    REPLACE BATTERY IN REMOTE KEY This message displays if a Remote Keyless Entry (RKE) transmitter battery is low. The battery needs to be replaced in the transmitter. See “Battery Replacement” unde ...