GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Sierra - 2WD 🢒 Steering 🢒 Steering Wheel and Column 🢒 Transmission Control Replacement

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.

  1. Remove the steering column. Refer to Steering Column Replacement.
  2. Remove the shift lever. Refer to Shift Lever Replacement.

    3. Object Number: 324874 Size: SH

    Important: The ignition lock cylinder set should be in the OFF-LOCK position.

  3. Disconnect the automatic transmission park lock cable (1).

    4. Object Number: 1858766 Size: SH

    Notice: Do not use excessive force when removing the automatic transmission shift lock control from the steering column. Using excessive force may cause damage to the automatic transmission shift lock control and/or the steering column.

  4. Disconnect the automatic transmission shift lock control actuator (1) from the automatic transmission control.

    5. Object Number: 1858765 Size: SH
  5. Remove the automatic transmission control bolts (1).
  6. Remove the automatic transmission control (2).

Installation Procedure

    Object Number: 1858765 Size: SH
  1. Install the automatic transmission control (2).

    2. Notice: Refer to Fastener Notice in the Preface section.

    Important: Move the automatic transmission control as needed to install all the automatic transmission control bolts.

  2. Install the automatic transmission control bolts (1).

    3. Tighten
    Tighten the bolts to 10 N·m (89 lb in).


    Object Number: 1858766 Size: SH
  3. Connect the automatic transmission shift lock control actuator (1) to the automatic transmission control.

    4. Object Number: 324874 Size: SH
  4. Connect the automatic transmission park lock cable (1).
    5. 4.1. Place the ignition lock cylinder into the OFF position.
    4.2. Place the automatic transmission control into the PARK position.
    4.3. Press the locking tab on the end of the automatic transmission park lock cable into the slot in the ignition lock cylinder case.
  5. Install the shift lever. Refer to Shift Lever Replacement.
  6. Install the steering column. Refer to Steering Column Replacement.