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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSELECTRICAL COMPONENT LOCATIONSCOMPONENT LOCATIONS & COMPONENT CONNECTOR END VIEWSCOMPONENT CONNECTOR END VIEWBODY CONTROL MODULE (BCM) X1
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Body Control Module (BCM) X1

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Body Control Module (BCM) X1
Fig 1: Body Control Module (BCM) X1 Connector End View
GM1664495Courtesy of GENERAL MOTORS CORP.
Body Control Module (BCM) X1

Pin Wire Circuit Function
1 - - Not Used
2 0.35 PK 1020 Ignition Voltage
3 0.35 GY 1884 Cruise Control Switch Signal
4 0.35 WH 530 Ignition Voltage
5 0.35 L-GN 1715 Windshield Wiper Switch High Signal
6 0.35 L-GN 6818 Steering Wheel Control Signal
7 - - Not Used
8 0.35 TN/BK 6009 Low Reference
9 0.35 L-BU 1714 Windshield Wiper Switch Low Signal
10-13 - - Not Used
14 0.35 PK 3 Ignition Voltage
15 0.35 D-GN 663 Hazard Switch Left Turn Signal
16 0.35 TN 664 Hazard Switch Turn Right Signal
17 0.35 PK 1444 12-Volt Reference
18 0.35 YE 525 Headlamp Dimmer Switch Low Beam Signal
19 0.35 WH 111 Theft Deterrent Alarm Enable Signal
20 - - Not Used
21 0.35 BN 4 Ignition Voltage
22 - - Not Used
23 0.35 L-BU 1788 Tow/Haul Switch Signal
24 0.35 PK 94 Windshield Washer Switch Signal
25 0.35 YE 307 Headlamp Switch Flash to Pass Signal
26 0.5 TN/WH 816 A/T Shift Lock Solenoid Control
27 - - Not Used
Connector Part Information 
  • OEM: 15482789
  • Service: See Catalog
  • Description: 27-Way F HIT Series (L-GN)
Terminal Part Information 
  • Pins: 2-6, 8, 9, 14-21, 23-26
  • Terminal/Tray: SNAC3-A021T-M0.64/20
  • Core/Insulation Crimp: J/J
  • Release Tool/Test Probe: 15315247/J-35616-64B (L-BU)
RENDER: 1.0x

NO RELATED

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

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  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
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