Chevrolet 2009 HHR Owner's Manual page 356

3. Turn the retainer counterclockwise to remove the
tire cover.
4. Remove the tire cover.
5-78
5. Remove the spare tire by placing your hands at the
four and eight o'clock positions. Gently pull it up
and out of the trunk. See Compact Spare Tire
on page 5-98.
6. Remove the wing nut that holds the jack. Then
remove the jack, wheel wrench, and flat tire strap.
The tools needed are the jack (A) and wheel wrench (B).