GM Service Manual Online
For 1990-2009 cars only

The equipment you will need to change a flat tire is stored under the storage tray, which is located on the driver side trim panel (over the rear wheelhouse).

    Regular Wheelbase shown, Extended Wheelbase similar


    Object Number: 1700395  Size: B3
  1. Remove the tray to access the tools by pulling up on the finger depression under the jack symbol.

  2. Object Number: 1652865  Size: B3
  3. Remove the wing nut (B) used to retain the tool bag by turning it counterclockwise.
  4. Turn the knob (A) on the jack counterclockwise to release the jack and wheel blocks from the bracket.
  5. Remove the wheel blocks and the wheel block retainer by turning the wing nut (C) counterclockwise.

Object Number: 1652639  Size: B3

The tools you will be using include the following:

  1. Jack

  2. Wheel Blocks

  3. Jack Handle

  4. Jack Handle Extensions

  5. Wheel Wrench

To access the spare tire, refer to the following graphics and instructions:


  1. Object Number: 1652650  Size: B4

    Hoist Assembly

  2. Hoist Shaft

  3. Hoist Shaft Access Cover/Hole

  4. Jack Handle Extensions

  5. Wheel Wrench

  6. Hoist Cable

  7. Tire/Wheel Retainer

  8. Spare Tire (Valve Stem Pointed Down)

  9. Hoist Shaft Access Hole

  10. Hoist End of Extension Tool

  11. Spare Tire Lock

  1. Open the hoist shaft access door (C) on the bumper to access the spare tire lock (K).
  2. To remove the spare tire lock, insert the ignition key, turn it clockwise and then pull it straight out.

  3. Object Number: 1652643  Size: B2
  4. Assemble the two jack handle extensions (D) and wheel wrench (E) as shown.

  5. Object Number: 1652648  Size: A2

    Insert the open end of the extension (J) through the hole in the rear bumper (I) (hoist shaft access hole).

  6. Be sure the hoist end  (J) of the extension (D) connects to the hoist shaft (B). The ribbed square end of the extension is used to lower the spare tire.
  7. Turn the wheel wrench (E) counterclockwise to lower the spare tire (H) to the ground. Continue to turn the wheel wrench until the spare tire can be pulled out from under the vehicle.
  8. If the spare tire does not lower to the ground, the secondary latch is engaged causing the tire not to lower. See Secondary Latch System for more information.


    Object Number: 805763  Size: A2

    Use the wheel wrench hook that allows you to pull the hoist cable towards you, to assist in reaching the spare tire.


    Object Number: 1913863  Size: B3
  9. Tilt the tire toward the vehicle with some slack in the cable to access the tire/wheel retainer. Separate the retainer from the guide pin by sliding the retainer up the pin while pressing down on the latch.

  10. Object Number: 1907332  Size: B2
  11. Once the retainer is separated from the guide pin, tilt the retainer and pull it through the center of the wheel along with the cable and latch.
  12. Put the spare tire near the flat tire.