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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 387 (Engine Controls - Removal & Installation - Flex Fuel & Gasoline) >> Sensors >> Knock Sensors >> Installation

Knock Sensors: Installation

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Install the knock sensor. Install the knock sensor bolt and tighten the bolt to specification. See TORQUE SPECIFICATIONS . Connect the knock sensor electrical connector. Install the distributor. See DISTRIBUTOR  under IGNITION SYSTEMS.

Fig 1: Removing Knock Sensor (4.3L)
G00143831Courtesy of GENERAL MOTORS CORP.


Install the knock sensors. Tighten sensors to specification. See TORQUE SPECIFICATIONS . Push down on the rubber covers. Install the intake manifold. See INTAKE MANIFOLD  UNDER AIR INDUCTION SYSTEMS.