LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hummer >> 2007 >> H3 Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.7L - Introduction (2 Of 2) >> Repair Instructions >> Knock Sensor Replacement >> Removal Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Removal Procedure

    Fig 1: View Of KS Engine Wiring Harness Connector
    GM1352023Courtesy of GENERAL MOTORS CORP.
  1. Raise and support the vehicle only high enough to access the knock sensor through the wheelhouse. Refer to Lifting and Jacking the Vehicle .
  2. Remove the left wheelhouse liner. Refer to Wheelhouse Panel Replacement (Front) or Wheelhouse Panel Replacement (Rear) .
  3. Disconnect the engine wiring harness electrical connector (3) from the knock sensor (1).
  4. Remove the knock sensor bolt.
  5. Remove the knock sensor (1).
scientia non olet · About LEMON Manuals