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 height=17 id=, and an" width=19 height=17 id="_x0000_i1807" src="images/books/1183/10/index.2.gif" border=0>, and an Advisor can run a check.

    See also:

    Guidelines
    The RVC system has a guideline overlay that can help the driver align the vehicle when backing into a parking spot. To turn the guidelines on or off: 1. Make sure that URPA has not been disabled. ...

    Steering Wheel Adjustment
    Push the control up or down to tilt the steering wheel up or down. To set the memory position, see Vehicle Personalization  . ...

    AVG (Average) Economy
    Displays the approximate average liters per 100 kilometers (L/100 km) or miles per gallon (mpg). The calculation is based on the number of L/100 km (mpg) recorded since the last time this di ...