GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1836687  Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Disconnect the engine wiring harness electrical connector (2) from the bank 2 knock sensor.

  3. Object Number: 860802  Size: SH
  4. Loosen the knock sensor bolt and remove the knock sensor.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 860802  Size: SH
  1. Position the knock sensor and tighten the knock sensor bolt. Tighten the bolt to 23 N·m (17 lb ft).

  2. Object Number: 1836687  Size: SH
  3. Connect the engine wiring harness electrical connector (2) to the bank 2 knock sensor.
  4. Lower the vehicle.