LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 2001 >> C3500 HD 8.1 G, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 8.1L - Repair Instructions >> Repair Instructions >> Knock Sensor 1 Replacement >> Installation Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Installation Procedure

    Fig 1: Locating Knock Sensor 1
    GM678815Courtesy of GENERAL MOTORS COMPANY
  1. Refer to FASTENER NOTICE in Cautions and Notices.

    Install the KS (2) into the engine block.

    Tighten 

    Tighten the KS to 19 N.m (14 lb ft)

  2. Connect the knock sensor harness connector (1) to the KS (2).