Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 Chevrolet TrailBlazer, and 2004 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Knock Sensors

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Component Fastener Tightening Notice in Cautions and Notices.

Install the knock sensors.
Tighten: Tighten the sensors to 20 N.m (15 lb ft).

Fig 2: View Of Rubber Covers

Courtesy of GENERAL MOTORS CORP.

Connect the knock sensor electrical connectors.
insure the rubber covers are securely in place.
Install the intake manifold. Refer to Intake Manifold Replacement in Engine Mechanical - 4.8L, 5.3L, and 6.0L.