GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Drain the coolant.

  2. Object Number: 215566  Size: SH
  3. Disconnect the electrical connector from the sensor.
  4. Remove the sensor from the engine.

Installation Procedure


    Object Number: 215566  Size: SH
  1. Install the sensor to the engine.
  2. Connect the electrical connector to the sensor.
  3. Refill the coolant.