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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Control System & Fuel System - 4.8L, 5.3L, And 6.0L - Introduction (2 Of 2)) >> Component Locator >> Engine Controls Connectors >> Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (Federal Emissions)

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (Federal Emissions)

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

Connector Part Information 
  • OEM: 15326423
  • Service: 88988140
  • Description: 4-Way M Metri-Pack 150 Series Sealed (GY)
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 1 (Federal Emissions) Terminal Identification

Pin Wire Color Circuit No. Function
A TN 1664 HO2S Low Signal - Bank 1 Sensor 1
B PU/WH 1665 HO2S High Signal - Bank 1 Sensor 1
C L-BU 5038 HO2S Heater Low Control - Bank 1 Sensor 1
D PK 539 Ignition 1 Voltage
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