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Home >> Hummer >> 2006 >> H3 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.5L - Introduction (2 Of 2) >> Component Locator >> Engine Controls Connector End Views >> Engine Coolant Temperature (ECT) Sensor
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Engine Coolant Temperature (ECT) Sensor

Fig 1: Engine Coolant Temperature (ECT) Sensor Connector End Views
GM523630Courtesy of GENERAL MOTORS CORP.
Engine Coolant Temperature (ECT) Sensor Connector Parts Information

Connector Part Information 
  • OEM: 15326801
  • Service: 15306156
  • Description: 2-Way F GT 150 Series Sealed (BK)
Terminal Part Information 
  • Pins:
  • Terminal: 12191818/8
  • Core/Insulation Crimp:
  • Release Tool/Test Probe: See Terminal Kit
Engine Coolant Temperature (ECT) Sensor Connector Terminal Identification

Pin Wire Color Circuit No. Function
A BK 2761 Low Reference
B YE 410 ECT Sensor Signal
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