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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 878 (Engine Controls And Fuel - 4.8L, 5.3L, 6.0L And 6.2L - Introduction (2 Of 2)) >> Component Locator >> Engine Controls Connectors >> Crankshaft Position (CKP) Sensor

Crankshaft Position (CKP) Sensor

WARNING: This page is about a different car, the 2007 GMC Sierra, 2007 GMC Cab & Chassis Sierra, 2007 Chevrolet Silverado, and 2007 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Crankshaft Position (CKP) Sensor Connector End Views
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 Connector Terminal Identification

Pin Wire Color Circuit No. Function
A 0.35 WH/BK 6271 CKP Sensor Signal
B 0.35 GY/BK 6272 Low Reference
C 0.35 PU/WH 6270 5-Volt Reference
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