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.
Data Link Communications Connector End Views
2004 Oldsmobile Bravada RWDSECTION Data Link Communications Connector End Views
WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Data Link Connector (DLC) Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | - | - | Not Used |
| 2 | PPL | 1132 | DLC Class 2 Serial Data |
| 3 | - | - | Not Used |
| 4 | BLK | 1450 | Ground |
| 5 | BLK | 1550 | Ground |
| 6 | TAN/WHT | 2500 | High Speed GMLAN Serial Data Bus + (LY7) |
| 7-13 | - | - | Not Used |
| 14 | TAN | 2501 | High Speed GMLAN Serial Data Bus - (LY7) |
| 15 | - | - | Not Used |
| 16 | ORN | 2740 | Battery Positive Voltage |
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:
- • 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.