GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Generic 🢒 2008 🢒 Unit Repair 🢒 Engine 🢒 Engine Controls and Fuel - Marine 🢒 Knock Sensor Replacement

Removal Procedure
  1. Disconnect the negative battery cable.

    2. Object Number: 1699536 Size: SH
  2. Disconnect the harness connector (4) at the knock sensor (KS).
  3. Remove the mounting bolt (739) from the KS (718).

    4. Object Number: 1402136 Size: SH
  4. Remove the KS (718) from the engine block.

Installation Procedure

    Object Number: 1402136 Size: SH
  1. Position the KS (718) on the engine block.
  2. Install the mounting bolt (739) for the KS.

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

  3. Tighten the KS mounting bolt.

    4. Tighten
    Tighten the KS mounting bolt to 20 N·m (15 lb ft).


    Object Number: 1699536 Size: SH
  4. Reconnect the harness connector (4) at the KS.
  5. Connect the negative battery cable.