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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.3 T, 4L60E/M30REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 901 (DATA COMMUNICATION SYSTEM)COMPONENT LOCATORDATA COMMUNICATION CONNECTORSBODY CONTROL MODULE (BCM) - C1
2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30

Body Control Module (BCM) - C1

2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30SECTION Body Control Module (BCM) - C1
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2007 GMC Savana Special, 2007 GMC Savana Camper Special, 2007 GMC Savana, 2007 Chevrolet RV Cutaway, and 2007 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Body Control Module (BCM) - C1 Connector End View
GM40446Courtesy of GENERAL MOTORS CORP.
Body Control Module (BCM) - C1 Connector & Terminal Parts Information

Connector Part Information 
  • OEM: 12177194
  • Service: 15305927
  • Description: 6-Way F Metri-Pack 150 Series (NA)
Terminal Part Information 
  • Terminal/Tray: 12129484/19
  • Core/Insulation Crimp: Pins A, B, E, F - E/C
  • Core/Insulation Crimp: Pins C, D - E/A
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)
Body Control Module (BCM) - C1 Terminal Identification

Pin Wire Color Circuit No. Function
A YE 1491 Backlight Lamps Control
B PU/WH 1382 LED Dimming Signal
C OG 4040 Battery Positive Voltage
D OG 1732 Inadvertent Power Supply Voltage
E BN/WH 230 Instrument Panel Lamps Dimming Control
F RD/WH 2240 Battery Positive Voltage
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.