GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 CTS 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Knock Sensor 2 Replacement

Removal Procedure

    Object Number: 1480896 Size: SH
  1. Remove the right exhaust manifold. Refer to Exhaust Manifold Replacement - Right Side.
  2. Remove the right catalytic convertor. Refer to Catalytic Converter Replacement - Right Side.

    3. Note: In the following service procedure, it maybe necessary to remove the starter assembly to gain enough clearance to remove the knock sensor.

  3. Remove the starter assembly (4), ONLY IF NEEDED. Refer to Starter Motor Replacement.
  4. Remove the knock sensor mounting (1).
  5. Remove the knock sensor (2) from the engine block (5).
  6. Disconnect the engine electrical connector (3) from the knock sensor (2).
  7. Remove the knock sensor (2).

Installation Procedure

    Object Number: 1480896 Size: SH
  1. Reconnect electrical connector (3) for the engine harness to the knock sensor (2).
  2. Position the knock sensor (2) on the engine block (5).
  3. Install the mounting bolt (1) for the knock sensor (2).

    4. Caution: Refer to Fastener Caution in the Preface section.

  4. Tighten the knock sensor mounting bolt (1) and tighten to 20 N·m (15 lb ft).
  5. Install the starter assembly (4), ONLY IF REMOVED. Refer to Starter Motor Replacement.
  6. Install the right catalytic convertor. Refer to Catalytic Converter Replacement - Right Side.
  7. Install the right exhaust manifold. Refer to Exhaust Manifold Replacement - Right Side.

    8. Note: Perform the following procedure only if the battery has been disconnected.

  8. Program the transmitters. Refer to Transmitter Programming.