Chevrolet 1998 Tracker Owner's Manual page 65

Tailgate
It can be dangerous to drive with the tailgate
window open because carbon monoxide (CO) gas
can come into your vehicle. You can't see or smell
CO. It
can cause unconsciousness and even death.
If you must drive with the tailgate window open
or if electrical wiring or other cable connections
must pass through the seal between the body and
the tailgate window:
0
Make sure all windows are shut.
0
'hrn the fan on your heating or cooling
system to its highest speed with the setting
on CIRCULATE. That will force outside
air into your vehicle. See "Comfort
Controls" in the Index.
0
If you have air outlets on or under the
instrument panel, open them all the way.
See "Engine Exhaust" in the Index.
Tailgate Lock
Release
Use your key to lock or unlock your tailgate.
If you have a convertible, you can still open or close
the tailgate with the rear window
closed.
Theft
Vehicle theft is big business, especially in some cities.
Although
your vehicle has a number of theft-deterrent
features, we know that nothing we put on it can make
it impossible to steal. However, there are ways you
can help.
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