Chevrolet 2004 Tracker Owner's Manual page 287

The tools you'll be using include the jack (A), jack
handle (B) and wheel wrench (C).
The spare tire is mounted on your tailgate. Your
vehicle may be equipped with either a soft,
vinyl cover or a hard cover.
3. To remove the hard
Hard Cover
cover from the spare
tire, insert your key into
the wheel lock and
pull the wheel lock off.
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