Highway Hypnosis

Always be alert and pay attention to your surroundings while driving.

If you become tired or sleepy, find a safe place to park the vehicle and rest.

Other driving tips include:

• Keep the vehicle well ventilated.

• Keep the interior temperature cool.

• Keep your eyes moving — scan the road ahead and to the sides.

• Check the rearview mirror and vehicle instruments often.

    See also:

    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 vehic ...

    How the System Works
    URPA comes on automatically when the shift lever is moved into R (Reverse). A single tone sounds to indicate the system is working. URPA operates only at speeds less than 8 km/h (5 mph). An obstac ...

    Traction Control Operation
    The TCS is part of the StabiliTrak system. Traction control limits wheel spin by reducing engine power to the wheels (engine speed management) and by applying brakes to each individual wheel (brake-tr ...