GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 Uplander 🢒 Safety and Security 🢒 Immobilizer 🢒 Theft Deterrent Module Replacement

Removal Procedure
  1. Disable the SIR. Refer to SIR Disabling and Enabling .
  2. Remove the trim covers. Refer to Steering Column Trim Covers Replacement .
  3. Remove the ignition lock cylinder. Refer to Ignition Lock Cylinder Replacement .
  4. Remove the theft deterrent module (TDM) wiring harness from the steering column harness.
  5. Disconnect the electrical connector.

    6. Object Number: 860152 Size: SH
  6. Pull the TDM (2) away from the lock cylinder housing (1).

Installation Procedure

    Object Number: 860152 Size: SH
  1. Push the TDM (2) onto the lock cylinder housing (1) .
  2. Install the theft deterrent wiring harness to the steering column harness.
  3. Connect the electrical connector.
  4. Install the ignition lock cylinder. Refer to Ignition Lock Cylinder Replacement .
  5. Replace the steering column trim covers. Refer to Steering Column Trim Covers Replacement .
  6. Enable the SIR system. Refer to SIR Disabling and Enabling .