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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 941 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 6.6L (LMM) - INTRODUCTION (2 OF 2))COMPONENT LOCATORENGINE CONTROLS CONNECTORSGLOW PLUG CONTROL MODULE (GPCM) - C2
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Glow Plug Control Module (GPCM) - C2

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Glow Plug Control Module (GPCM) - C2
WARNING: This page is about a different car, the 2007 GMC Savana Special, 2007 GMC Savana Camper Special, 2007 GMC Savana, and 2007 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Glow Plug Control Module (GPCM) - C2 Connector End View
GM1576764Courtesy of GENERAL MOTORS CORP.
Glow Plug Control Module (GPCM) - C2 Connector & Terminal Parts Information

Connector Part Information 
  • OEM: DOC00056511
  • Service: See Catalog
  • Description: 53-Way F Sealed (BK)
Terminal Part Information 
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
Glow Plug Control Module (GPCM) - C2 Terminal Identification

Pin Wire Color Circuit No. Function
1 OG/BK HB13 Glow Plug 3 Supply Voltage
2 WH/D-GN HB12 Glow Plug 2 Supply Voltage
3 WH/RD HB11 Glow Plug 1 Supply Voltage
4 WH/YE HB14 Glow Plug 4 Supply Voltage
5 - - Not Used
6 WH/RD HB18 Glow Plug 8 Supply Voltage
7 OG HB15 Glow Plug 5 Supply Voltage
8 WH/L-GN HB16 Glow Plug 6 Supply Voltage
9 PK HB17 Glow Plug 7 Supply Voltage
10-25 - - Not Used
26 YE IC182 IAH Command 2
27 RD IC185 IAH Feedback Signal
28 BK IC180 IAH Temperature Signal
29 PK IC183 IAH Current Signal
30 TN IC184 IAH Voltage Signal
31 OG IC181 IAH Command 1
32-42 - - Not Used
43 TN 2501 High Speed GMLAN Serial Data Bus (-)
44 TN/BK 2500 High Speed GMLAN Serial Data Bus (+)
45 TN 2501 High Speed GMLAN Serial Data Bus (-)
46 TN/BK 2501 High Speed GMLAN Serial Data Bus (+)
47-50 - - Not Used
51 RD HB03 Ground
52 PK 439 Ignition 1 Voltage
53 WH 1020 Ignition 0 Voltage
RENDER: 1.0x

NO RELATED

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