Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 708 (ANTILOCK BRAKE SYSTEM WITH TRACTION CONTROL SYSTEM)COMPONENT LOCATORABS CONNECTORS
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
ABS Connectors
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION ABS Connectors
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Electronic Brake Control Module (EBCM) C1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BK | 2150 | Ground |
| B | RD | 442 | Battery Positive Voltage |
Electronic Brake Control Module (EBCM) C2 (8600 GVW or Less w/Rear Disc Brakes)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1 | BN | 441 | Ignition 3 Voltage |
| A2 | YE | 873 | Left Front Wheel Speed Sensor Low Reference |
| A3 | D-GN | 872 | Right Front Wheel Speed Sensor Signal |
| A4 | TN/BK | 464 | Delivered Torque Signal (NW7) |
| A5-A7 | - | - | Not Used |
| A8 | BK/WH | 1695 | Axle Switch Signal (w/o NW7) |
| BK/WH | 1695 | Traction Control Switch Signal (w/ NW7) | |
| B1 | YE/BK | 1827 | Vehicle Speed Signal |
| B2 | L-BU | 830 | Left Front Wheel Speed Sensor Signal |
| B3 | TN | 833 | Right Front Wheel Speed Sensor Low Reference |
| B4 | OG/BK | 463 | Requested Torque Signal (NW7) |
| B5 | PU | 420 | TCC Brake Switch/Cruise Control Release Signal |
| B6 | L-BU | 1122 | Class 2 Serial Data |
| B7 | - | - | Not Used |
| B8 | PU | 333 | Brake Fluid Level Sensor Signal |
Electronic Brake Control Module (EBCM) C2 (Greater Than 8600 GVW or Rear Drum Brakes)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1 | YE | 873 | Left Front Wheel Speed Sensor Low Reference |
| A2 | D-GN | 872 | Right Front Wheel Speed Sensor Signal |
| A3 | PU | 420 | TCC Brake Switch/Cruise Control Release Signal |
| A4-A6 | - | - | Not Used |
| A7 | TN/BK | 464 | Delivered Torque Signal (NW7) |
| A8 | BK/WH | 1695 | Axle Switch Signal (w/o NW7) |
| A9 | L-BU | 1122 | Class 2 Serial Data |
| A10 | PU | 333 | Brake Fluid Level Sensor Signal |
| B1 | L-BU | 830 | Left Front Wheel Speed Sensor Signal |
| B2 | TN | 833 | Right Front Wheel Speed Sensor Low Reference |
| B3 | YE/BK | 1827 | Vehicle Speed Signal |
| B4 | BN/WH | 1571 | Traction Control Switch Signal (NW7) |
| B5-B6 | - | - | Not Used |
| B7 | OG/BK | 463 | Requested Torque Signal (NW7) |
| B8-B9 | - | - | Not Used |
| B10 | BN | 441 | Ignition 3 Voltage |
Traction Control Switch (NW7)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BK/WH | 1851 | Ground |
| B-E | - | - | Not Used |
| F | BN/WH | 230 | Instrument Panel Lamps Dimming Control |
| G | BN/WH | 1571 | Traction Control Switch Signal |
| H | BN | 441 | Ignition 3 Voltage |
Wheel Speed Sensor (WSS) LF
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | L-BU | 830 | Left Front Wheel Speed Sensor Signal |
| B | YE | 873 | Left Front Wheel Speed Sensor Low Reference |
Wheel Speed Sensor (WSS) RF
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | D-GN | 872 | Right Front Wheel Speed Sensor Signal |
| B | TN | 833 | Right Front Wheel Speed Sensor Low Reference |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.