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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 (8.1L) >> Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Connector End View

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

Fig 1: Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Connector End View
GM831392Courtesy of GENERAL MOTORS CORP.
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Connector & Terminal Parts Information

Connector Part Information 
  • OEM: 12092839
  • Service: 88987991
  • Description: 4-Way F Metri-Pack 150 Series Sealed (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 2 Sensor 1 Terminal Identification

Pin Wire Color Circuit No. Function
A TN 1667 HO2S Low Signal Bank 2 Sensor 1
B PU 1666 HO2S High Signal Bank 2 Sensor 1
C - - Not Available
D PK 539 Ignition 1 Voltage
E L-GN 3212 HO2S Heater Low Control Bank 2 Sensor 1
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