Removal & Installation (2.2L)

WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If a new knock sensor pigtail connector retaining clip is going to be used, the old one must be removed from the intake manifold. Use a push pin removal tool to remove the clip from the intake manifold.

Turn OFF the ignition. Disconnect negative battery cable. Remove knock sensor harness connector. See Fig 1 . Remove knock sensor connector from retaining clip by inserting a flat-blade screwdriver between connector and clip while sliding the connector upward. Remove knock sensor.

CAUTION: The larger metal contact area of the knock sensor MUST be installed toward the engine block. DTC P0325 may result if the sensor is installed backwards.

To install, reverse removal procedure. Ensure knock sensor is position at the 9 o'clock position. Tighten the knock sensor bolt to specification. See TORQUE SPECIFICATIONS . Connect the knock sensor 1 electrical connector. Reset all preset radio stations and set clock to correct time.

Fig 1: Removing/Installing Knock Sensor (2.2L)

Courtesy of GENERAL MOTORS CORP.