2010 Hummer H3 Owner's Manual - Page 117

Instruments and Controls Windshield Washer L (Washer Fluid): To spray washer fluid on the windshield, push the paddle marked with L at the top of the turn signal/lane change lever. The wipers will clear the window and then either stop or return to the preset speed. 5-3 Rear Window Wiper/Washer 0 (Off): Turn to 0 for off. = (Washer Fluid): Press to wash and wipe the window. The rear window washer uses the same fluid bottle as the windshield washer. Check the fluid level if the windshield can be washed, but the rear windows cannot. { WARNING In freezing weather, do not use your washer until the windshield is warmed. Otherwise the washer fluid can form ice on the windshield, blocking your vision. Compass Compass Display The inside rearview mirror may have a compass display. Press z to turn the compass display on or off. For vehicles with this feature, the knob is located on the instrument panel below the climate controls. Z (Rear Wiper): Turn to 1 for a slower wiping speed or to 2 for a faster wiping speed.