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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo Extended, 6.6 2 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 6.6L (LLY) - Introduction (2 Of 2) >> Component Locator >> Engine Controls Connectors >> Intake Air Heater (IAH) Module

Intake Air Heater (IAH) Module

Fig 1: Intake Air Heater (IAH) Module Connector End View
GM1583743Courtesy of GENERAL MOTORS CORP.
Intake Air Heater (IAH) Module Connector & Terminal Parts Information

Connector Part Information 
  • OEM: DT16-6S-K002
  • Service: See Catalog
  • Description: 6-Way F Sealed (GN)
Terminal Part Information 
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
Intake Air Heater (IAH) Module Terminal Identification

Pin Wire Color Circuit No. Function
1 BK IC180 IAH Temperature Signal
2 OG IC181 IAH Command 1
3 YE IC182 IAH Command 2
4 PK IC183 IAH Current Signal
5 TN IC184 IAH Voltage Signal
6 RD IC185 IAH Feedback Signal
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