GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2001 🢒 GMC C Sierra - 2WD 🢒 Restraints 🢒 SIR 🢒 Automatic Transmission Shift Lock Control Actuator Replacement

Removal Procedure

    Object Number: 324906 Size: SH

    Caution: This vehicle is equipped with a Supplemental Inflatable Restraint (SIR) System. Failure to follow the correct procedure could cause the following conditions:

       • Air bag deployment
       • Personal injury
       • Unnecessary SIR system repairs
    In order to avoid the above conditions, observe the following guidelines:
       • Refer to SIR Component Views in order to determine if you are performing service on or near the SIR components or the SIR wiring.
       • If you are performing service on or near the SIR components or the SIR wiring, disable the SIR system. Refer to Disabling the SIR System.

  1. Disable the SIR system. Refer to Disabling the SIR System in SIR.
  2. Remove the body control module bracket. Refer to Body Control Module Replacement in Body Control System.
  3. Put the shift lever clevis into the neutral position.
  4. Disconnect the electrical connector.
  5. Use a small screwdriver to pry the automatic transmission shift lock control actuator away from the steering column jacket assembly and the cable shift cam assembly.
  6. Remove the automatic transmission shift lock control actuator.

Installation Procedure

    Object Number: 324906 Size: SH
  1. Firmly install the automatic transmission shift lock control actuator onto the steering column jacket assembly and the cable shift cam assembly.
  2. Connect the electrical connector.

    3. Object Number: 324912 Size: SH
  3. Adjust the automatic transmission shift lock control actuator (with the shift lever clevis in the neutral position) in the following way:
    4. 3.1. Pull out the tab (1) on the adjuster block side (2) of the automatic transmission shift lock control actuator.
    3.2. Press on the adjuster block (2) to compress the internal adjuster spring which disengages the adjuster teeth. Slide the adjuster block (2) as far away from the actuator as possible.
    3.3. Lock the adjuster block (2) in place by pushing in on the tab (1).
  4. Inspect the automatic transmission shift lock control actuator for the following items:
    5. 4.1. The automatic transmission shift lock control actuator must lock the shift lever clevis when the shift lever clevis is put into the park position.
    4.2. Depress the brake pedal to move the shift lever out of the park position.
    4.3. The actuator will be energized.
    4.4. Readjust the automatic transmission shift lock control actuator if needed.
  5. Install the body control module bracket. Refer to Body Control Module Replacement in Body Control System.
  6. Enable the SIR system. Refer to Enabling the SIR System in SIR.