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.DBβ LIVE
HOMESERVICE MANUALSPONTIAC2004GTO STANDARDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESBODY CONTROL SYSTEMCOMPONENT LOCATORBODY CONTROL SYSTEM CONNECTOR END VIEWS
2004 Pontiac GTO Standard
Body Control System Connector End Views
2004 Pontiac GTO StandardSECTION Body Control System Connector End Views
Body Control Module (BCM) C1 Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | YE | 196 | Windshield Wiper Motor Park Switch Signal |
| 2 | BN/WH | 243 | Accessory Voltage |
| 3 | BU | 1315 | Right Front Turn Signal Lamp Supply Voltage |
| 4 | L-BU | 1314 | Left Front Turn Signal Lamp Supply Voltage |
| 5 | GY | 230 | Instrument Panel Lamps Dimming Control |
| 6 | WH/RD | 103 | Headlamp Switch Headlamp On Signal |
| 7 | - | - | Not Used |
| 8 | YE | 1351 | Ground |
| 9 | BN/BK | 755 | RAP Relay Coil Control |
| 10 | OG/BK | 740 | Battery Positive Voltage |
| 11 | BK/GN | 151 | Ground |
| 12 | GN | 96 | Windshield Wiper Switch Pulse Delay Signal |
| 13 | OG/RD | 140 | Battery Positive Voltage |
| 14 | BN/GN | 219 | Keyless Entry Antenna Low Reference |
| 15 | OG/BK | 335 | Low Speed Cooling Fan Relay Control |
| 16 | WH | 1393 | Courtesy Lamps Supply Voltage |
| 17 | BK/YE | 28 | Horn Relay Control |
| 18 | BK/RD | 681 | Secondary Rear Defog Switch Signal |
| 19 | RD/BK | 762 | A/C Request Signal |
| 20 | BK/YE | 251 | Ground |
| 21 | L-BU | 264 | Security Indicator Lamp Supply Voltage |
| 22 | OG/PU | 440 | Battery Positive Voltage |
Body Control Module (BCM) C2 Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | YE | 218 | Keyless Entry Antenna Signal |
| 2 | YE/BK | 1784 | Twilight Sentinel Enable Signal |
| 3 | WH | 44 | Instrument Panel Lamps Dimmer Switch Signal |
| 4 | GY/BK | 477 | Windshield Wiper Switch Signal 1 |
| 5 | RD/BK | 800 | UART Serial Data (Primary) |
| 6 | WH/GN | 774 | UART Serial Data (Tertiary) |
| 7 | PU/RD | 1073 | Ignition Key Resistor Signal |
| 8 | - | - | Not Used |
| 9 | GN/WH | 1061 | UART Serial Data (Secondary) |
| 10 | BK | 306 | Headlamp Switch Headlamps Off Signal |
| 11 | RD/WH | 109 | Hood Ajar Switch Signal |
| 12 | OG | 292 | Rear Defog Switch Signal |
Body Control Module (BCM) C3 Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | BK/GN | 150 | Ground |
| 2 | OG | 300 | Ignition 3 Voltage |
| 3 | BU/WH | 112 | Windshield Wiper Switch Signal 1 |
| 4 | BN/WH | 4 | Accessory Voltage |
| 5 | RD/WH | 66 | A/C Request Signal |
| 6-7 | - | - | Not Used |
| 8 | BK/RD | 1576 | Rear Compartment Lid Release Switch Signal |
| 9 | GN | 63 | Blower Motor Medium 1 Control |
| 10 | YE/RD | 314 | Radio On Signal |
| 11 | YE/BU | 263 | Tamper Switch Signal |
| 12 | - | - | Not Used |
| 13 | L-BU | 228 | Windshield Washer Pump Control |
| 14 | - | - | Not Used |
| 15 | GN | 1149 | Content Theft Horn Control |
| 16 | BN | 111 | Hazard Switch Signal |
Body Control Module (BCM) C4 Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | BK/RD | 294 | Door Lock Actuator Unlock Control |
| 2 | RD/GN | 56 | Rear Compartment Lid Release Control |
| 3 | YE/BU | 328 | Interior Lamp Switch Signal |
| 4 | WH | 745 | Left Front Door Ajar Switch Signal |
| 5 | BN/OG | 194 | Door Unlock Control |
| 6 | YE/GN | 744 | Rear Compartment Lid Ajar Switch Signal |
| 7 | - | - | Not Used |
| 8 | BU/BK | 694 | Driver Door Lock Actuator Unlock Control |
| 9 | PU | 5171 | Dead Lock Actuator Lock Control |
| 10 | BK/YE | 295 | Door Lock Actuator Lock Control |
| 11 | OG/YE | 638 | Power Window Motor Driver Down Control |
| 12 | GN/BK | 167 | Power Window Right Front Down Control |
| 13 | GN/OG | 667 | Power Window Motor Right Front Down Control |
| 14 | BU/WH | 666 | Power Window Motor Right Front Up Control |
| 15 | GN | 164 | Power Window Motor Left Front Up Control |
| 16 | L-GN/YE | 781 | Driver Door Lock Switch Unlock Signal |
| 17 | BN/WH | 780 | Driver Door Lock Switch Lock Signal |
| 18 | - | - | Not Used |
| 19 | GY/WH | 746 | Right Front Door Ajar Switch Signal |
| 20 | BN/RD | 195 | Door Lock Control |
| 21 | PU | 157 | Courtesy Lamp Control |
| 22 | WH/GN | 660 | Left Courtesy Lamp Control |
| 23-24 | - | - | Not Used |
| 25 | YE | 165 | Power Window Motor Left Front Down Control |
| 26 | BU | 1136 | Power Window Master Switch Left Front Down Signal |
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.