Rear Window Demister; Sound System And Clock - GMC Hummer H3 2008 Owner's Handbook Manual

Instrumentation and Controls

Rear Window Demister

Press the knob to demist your rear
window. To turn it off, press the
knob again or turn off the ignition.
Otherwise, it will go off by itself
after 15 minutes. To make it turn
back on, just press the knob again.
If the demister is reactivated
immediately after completion of
the initial 15 minute cycle, it will
only run for about seven minutes
at a time. To turn it off sooner,
press the knob again.
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NOTICE
Don't use a razor blade or
anything else that is sharp on
the inside of the rear window.
You could cut or damage the
warming grid.
The repairs would not be
covered by your warranty.
Do not attach anything across
the demister grid on the rear
window.
■ SOUND SYSTEM AND
CLOCK
CAUTION
Avoid or minimise any sound
system activities while operat-
ing your vehicle.
You could lose control of the
vehicle and you or others may
be injured.
The driver's full attention is
always required while driving.