LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.7L - Introduction (2 Of 2) >> Component Locator >> Engine Controls Connector End Views >> Manifold Absolute Pressure (MAP) Sensor
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Manifold Absolute Pressure (MAP) Sensor

Fig 1: Manifold Absolute Pressure (MAP) Sensor Connector End View
GM684840Courtesy of GENERAL MOTORS CORP.
Manifold Absolute Pressure (MAP) 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)
Manifold Absolute Pressure (MAP) Sensor Connector Terminal Identification

Pin Wire Color Circuit No. Function
A OG/BK 469 Low Reference
B L-GN 432 MAP Sensor Signal
C GY 2704 5V