Body Control Module (BCM) X4
WARNING: This page is about a different car, the 2014 GMC Sierra 3500 HD, 2014 GMC Sierra 2500 HD, 2014 Chevrolet Silverado 3500 HD, and 2014 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
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Terminal Part Information
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Body Control Module (BCM) X4
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | 0.8 RD/WH | 2740 | Battery Positive Voltage |
| 2 | 0.8 RD/WH | 3040 | Battery Positive Voltage |
| 3 | 0.8 RD/WH | 2940 | Battery Positive Voltage |
| 4 | 0.8 RD/WH | 2240 | Battery Positive Voltage |
| 5 | 0.5 D-BU/WH | 1315 | Right Front Turn Signal Lamp Supply Voltage (except HP2) |
| 0.8 D-BU/WH | 1315 | Right Front Turn Signal lamp Supply Voltage (HP2) | |
| 6 | 0.35 D-GN | 6134 | Linear Interconnect Network Bus (YE9, Y91 or HP2) |
| 7 | 0.35 YE | 196 | Windshield Wiper Motor Park Switch Signal |
| 8 | - | - | Not Used |
| 9 | 0.5 BK/WH | 451 | Ground (except MEX) |
| 10 | 0.35 RD/WH | 2840 | Battery Positive Voltage (except MEX) |
| 11 | 0.35 D-GN/WH | 1317 | Fog Lamp Relay Control (T96 or HP2) |
| 12 | 0.35 YE | 5187 | Right Trailer Turn Signal Lamp (except TZ0) |
| 0.5 PU | 16 | Turn Signal Flasher Signal (TZ0) | |
| 13 | 0.35 OG | 5186 | Left Trailer Turn Signal Lamp (except TZ0) |
| 0.5 PU | 16 | Turn Signal Flasher Signal (TZ0) | |
| 14 | - | - | Not Used |
| 15 | 0.5 OG | 2268 | Windshield Washer Relay Control |
| 16 | 0.35 TN/WH | 1969 | Headlamp High Beam Relay Control |
| 17 | 0.35 PK/BK | 109 | Hood Ajar Switch Signal (AP3 or AP8) |
| 18 | - | - | Not Used |
| 19 | 0.35 D-BU | 5985 | Accessory Wakeup Serial Data |
| 20 | 0.35 D-GN/WH | 3438 | Exhaust Brake Switch Signal (K40) |
| 21 | 0.35 YE | 5199 | Run/Crank Relay Coil Control |
| 22 | - | - | Not Used |
| 23 | 0.35 L-GN/BK | 592 | DRL Relay Control (except MEX) |
| 24-25 | - | - | Not Used |