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Home >> GMC >> 2007 >> Sierra Classic 1500 HD, RWD >> Repair and Diagnosis >> Quick Lookups >> Wiring Diagrams >> OEM Connector End Views - Engine Control Module, Engine Controls, Engine Electrical >> Engine Controls Connector End Views (4.3L) >> Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Connector End View

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Connector End View

Fig 1: Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Connector End View
GM806613Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Connector & Terminal Parts Information

Connector Part Information 
  • OEM: 15326423
  • Service: See Catalog
  • Description: 4-Way F Metri-Pack 150 Series (BK)
Terminal Part Information 
  • Terminal/Tray: 12045773/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-3 (GY)
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Terminal Identification

Pin Wire Color Circuit No. Function
A TN/WH 1669 HO2S Low Signal - Bank 1 Sensor 2
B PU/WH 1668 HO2S High Signal - Bank 1 Sensor 2
C BN 2391 HO2S Heater Low Control - Bank 1 Sensor 2
D PK 1539 Ignition 1 Voltage
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