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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1438 (COMPONENT LOCATIONS & COMPONENT CONNECTOR END VIEWS)COMPONENT CONNECTOR END VIEWSELECTRONIC BRAKE CONTROL MODULE (EBCM)
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Electronic Brake Control Module (EBCM)

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Electronic Brake Control Module (EBCM)
WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Electronic Brake Control Module (EBCM) Connector End View
GM1986146Courtesy of GENERAL MOTORS CORP.
Electronic Brake Control Module (EBCM)

Pin Wire Circuit Function
1 5 BK 1150 Ground
2 0.5 WH 883 Right Rear Wheel Speed Sensor Low Reference
3 0.5 BN 882 Right Rear Wheel Speed Sensor Signal
4 0.5 BK 884 Left Rear Wheel Speed Sensor Signal
5 0.5 RD 885 Left Rear Wheel Speed Sensor Low Reference
6 0.5 TN 833 Right Front Wheel Speed Sensor Low Reference
7-11 - - Not Used
12 0.35 L-BU 5986 Serial Data Communication Enable
13 5 RD 242 Battery Positive Voltage
14 0.5 BN 1295 Variable Effort Steering Actuator Control
15-16 - - Not Used
17 0.5 D-GN 872 Right Front Wheel Speed Sensor Signal
18 0.35 GY 1056 Steering Wheel Position Sensor 5V Reference Voltage
19 0.35 GY/BK 1337 12-Volt Reference
20 - - Not Used
21 0.35 L-GN/BK 6432 CAN Bus Low Serial Data
22 - - Not Used
23 0.5 TN 2501 High Speed GMLAN Serial Data Bus-
24 0.5 TN 2501 High Speed GMLAN Serial Data Bus-
25 2 BK 1150 Ground
26 0.5 WH 1294 Variable Effort Steering Actuator Supply Voltage
27 - - Not Used
28 0.5 L-BU 830 Left Front Wheel Speed Sensor Signal
29 0.5 YE 873 Left Front Wheel Speed Sensor Low Reference
30-31 - - Not Used
32 0.35 D-GN/WH 817 Vehicle Speed Signal
33 0.35 TN/WH 6433 CAN Bus High Serial Data
34-35 - - Not Used
36 0.5 TN/WH 2500 High Speed GMLAN Serial Data Bus+
37 0.5 TN/WH 2500 High Speed GMLAN Serial Data Bus+
38 2 RD 42 Battery Positive Voltage
Connector Part Information 
  • OEM: 89047376
  • Service: See Catalog
  • Description: 38-Way F (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
RENDER: 1.0x

NO RELATED

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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.