GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1997 🢒 GMC Suburban - 2WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 Parking System Components Installation

    Object Number: 28421 Size: SH
  1. Install the parking pawl shaft (702) and the parking pawl (703).
  2. Install the parking pawl shaft retainer (704).
  3. Install the parking pawl spring (705).

    4. Object Number: 28422 Size: SH
  4. Apply Loctite® to the parking pawl shaft hole plug (701).
  5. Install the parking pawl shaft hole plug (701) using a 5/16 inch diameter rod.

    6. Object Number: 28423 Size: SH
  6. Assemble the detent lever (711) to the parking pawl actuator assembly (710).
  7. Install the parking pawl actuator assembly (710) over the parking pawl.

    8. Object Number: 56531 Size: SH
  8. Install the manual shaft seal (707).
  9. Partially install the manual shaft (708).
  10. Install the manual shaft nut (712) onto the manual shaft (708).
  11. Fully install the manual shaft (708).
  12. Install the manual shaft retaining pin (709) onto the manual shaft (708).
  13. Tighten the manual shaft nut.

    14. Tighten
    Tighten the nut to 24 N·m (18 lb ft).

    Refer to Fastener Notice .


    Object Number: 28425 Size: SH
  14. Install the parking pawl actuator bracket (713).
  15. Install the parking pawl actuator bracket bolts (714).

    16. Tighten
    Tighten the bolts to 24 N·m (18 lb ft).