GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 LeSabre 🢒 Transmission/Transaxle 🢒 Shift Lock Control 🢒 Automatic Transmission Shift Lock Control Actuator Replacement

Removal Procedure
  1. Remove the knee bolster bracket. Refer to Knee Bolster Replacement in Instrument Panel, Gages and Console.
  2. Remove the steering column trim covers.

    3. Object Number: 420205 Size: SH
  3. Disconnect the automatic transmission shift lock control connector.

    4. Object Number: 420208 Size: SH
  4. Use a screwdriver to pry the automatic transmission shift lock control from the steering column support assembly.
  5. Remove the automatic transmission shift lock control from the steering column.

Installation Procedure

    Object Number: 420208 Size: SH
  1. Install the automatic transmission shift lock control.

    2. Put the column in the NEUTRAL position.


    Object Number: 324912 Size: SH
  2. Adjust the automatic transmission shift lock control.
    3. 2.1. Pull the tab (1) out on the block side (2) of the automatic transmission shift lock control.
    2.2. Shift the column into the NEUTRAL position.
    2.3. Press on the adjuster block (2) to compress the internal adjuster spring to disengage the adjuster teeth. Slide the adjuster block (2) as far away from the solenoid as possible.
    2.4. Shift the column into the PARK position.
    2.5. Lock in place by pushing the tab (1) back in.
  3. Inspect the automatic transmission shift lock control.

    4. Object Number: 420205 Size: SH
  4. Reconnect the automatic transmission shift lock control connector.
  5. Install the steering column trim covers.
  6. Install the knee bolster bracket. Refer to Knee Bolster Replacement in Instrument Panel, Gages and Console.