Removal Procedure
Courtesy of GENERAL MOTORS CORP.
- Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (LE5, LE9, LY7)
.
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
.
- Disconnect the engine wiring harness electrical connector (1) from the knock sensor pigtail electrical connector (6).
- Remove the knock sensor electrical connector pigtail (6) clip from the oil level indicator tube bracket.
Courtesy of GENERAL MOTORS CORP.
- Remove the knock sensor bolt.
- Remove the knock sensor.