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Home >> Buick >> 2007 >> Rainier 5.3 M, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 5.3L - Introduction (2 Of 2) >> Component Locator >> Engine Controls Connectors >> Crankshaft Position (CKP) Sensor

Crankshaft Position (CKP) Sensor

Fig 1: Crankshaft Position (CKP) Sensor Connector End View
GM684840Courtesy of GENERAL MOTORS CORP.
Crankshaft Position (CKP) Sensor Connector Parts Information

Connector Part Information 
  • OEM: 12129946
  • Service: 88987997
  • Description: 3-Way F Metri-Pack 150 Series Sealed (GY)
Terminal Part Information 
  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)
Crankshaft Position (CKP) Sensor Connecter Terminal Identification

Pin Wire Color Circuit No. Function
A YE/BK 1868 CKP Sensor Signal (Early Production)
D-BU/WH 1869 CKP Sensor Signal (Late Production)
B D-BU/WH 1869 Low Reference (Early Production)
YE/BK 1868 Low Reference (Late Production)
C L-GN 1867 12-Volt Reference
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