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Home >> Chevrolet >> 2007 >> Chevy Express G1500, Van Cargo, 4.3 X >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 4.3L - Introduction (2 Of 2) >> Component Locator >> Engine Controls Connectors >> Knock Sensor (KS)

Knock Sensor (KS)

Fig 1: Knock Sensor (KS) Connector End View
GM684833Courtesy of GENERAL MOTORS CORP.
Knock Sensor (KS) Connector & Terminal Parts Information

Connector Part Information 
  • OEM: 12129140
  • Service: 12085491
  • Description: 2-Way F Metri-Pack 280.1 Series Sealed - Pull To Seat (BK)
Terminal Part Information 
  • Terminal/Tray: 12077939/18
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 12180559-1/J-35616-4A (PU)
Knock Sensor (KS) Terminal Identification

Pin Wire Color Circuit No. Function
A D-BU 496 KS Signal
B GY 1716 KS Signal