B52B Heated Oxygen Sensor 2
 Courtesy of GENERAL MOTORS CORP.
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Connector Part Information
- Harness Type: Engine
- OEM Connector: 12092839
- Service Connector: 88987991
- Description: 4-Way M Metri-Pack 150 Series, Sealed (BK)
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Terminal Part Information
- Terminated Lead: Service by Connector Assembly - 88987991
- Release Tool: J-38125-12A
- Diagnostic Test Probe: J-35616-3 (GY)
- Terminal/Tray: 12045773/2
- Core/Insulation Crimp: E/1
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B52B Heated Oxygen Sensor 2
| Pin |
Size |
Color |
Circuit |
Function |
Option |
| A |
0.5 |
VT/L-BU |
3120 |
Heated Oxygen Sensor High Signal Bank 1 Sensor (2) |
- |
| B |
0.5 |
WH/YE |
3121 |
Heated Oxygen Sensor Low Signal Bank 1 Sensor (2) |
- |
| C |
- |
- |
- |
Not Available |
- |
| D |
0.5 |
VT/L-BU |
5293 |
Powertrain Main Relay Fused Supply (4) |
- |
| E |
0.5 |
GY/WH |
3122 |
Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (2) |
- |