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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L And 6.2L - Introduction (2 Of 2)) >> Component Locator >> Engine Controls Connectors >> Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor

Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Connector End View
GM647974Courtesy of GENERAL MOTORS CORP.
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Connector Parts Information

Connector Part Information 
  • OEM: 15326822
  • Service: 88987186
  • Description: 5-Way F GT 150 Sealed 4.0 (BK)
Terminal Part Information 
  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Connector Terminal Identification

Pin Wire Color Circuit No. Function
A YE 492 MAF Sensor Signal
B PK 1839 Ignition 1 Voltage
C BK/WH 451 Ground
D TN/BK 472 IAT Sensor Signal
E TN 2760 Low Reference
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