Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Refer to Fastener Notice in Cautions and Notices.

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

Fig 1: View Of Knock Sensors

Courtesy of GENERAL MOTORS CORP.

Connect the knock sensor electrical connectors.
Push down on the rubber covers.

Fig 2: View Of Rubber Covers

Courtesy of GENERAL MOTORS CORP.

Install the intake manifold. Refer to Intake Manifold Replacement in Engine Mechanical-4.8L, 5.3L, and 6.0L.