Rear Window Defogger

The rear window defogger uses a warming grid to remove fog from the rear window.

Press to turn the rear window defogger on or off. The rear window defogger stays on for about 10 minutes, before turning off. (Rear Window Defogger):

Press to turn the rear window defogger on or off. The rear window defogger stays on for about 10 minutes, before turning off.

The defogger also turns off when the engine is turned off. Do not drive the vehicle until all the windows are clear.

For vehicles with heated outside rearview mirrors, fog or frost is cleared from the surface of the mirror when the rear window defog button is pressed.

Notice: Do not use a razor blade or sharp object to clear the inside rear window. Do not adhere anything to the defogger grid lines in the rear glass. These actions may damage the rear defogger. Repairs would not be covered by your warranty.

    See also:

    Special Application Services
    • Allison Transmission™ Vehicles Only: Replace external transmission filter at first engine oil change only. • Vehicles with Dual Wheels: Check dual wheel nut torque at 160 km/100 mi, 1 600 km/ ...

    Ultrasonic Parking Assist
    If available, the Ultrasonic Rear Parking Assist (URPA) system assists the driver with parking and avoiding objects while in R (Reverse). URPA operates at speeds less than 8 km/h (5 mph). The sensors ...

    Introduction
    The names, logos, emblems, slogans, vehicle model names, and vehicle body designs appearing in this manual including, but not limited to, GM, the GM logo, GMC, the GMC Truck Emblem, ACADIA, and DE ...