Removal Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Oil Pan Skid Plate & Bolts

Courtesy of GENERAL MOTORS CORP.

Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
If equipped, remove the oil pan skid plate and bolts.

Fig 2: View Of Engine Wiring Harness & Components

Courtesy of GENERAL MOTORS CORP.

Reposition the knock sensor sleeve (3) down, away from the knock sensor.
Disconnect the engine wiring harness electrical connector (1) from the knock sensor.

Fig 3: View Of Knock Sensor & Bolt

Courtesy of GENERAL MOTORS CORP.

Remove the knock sensor bolt and sensor.