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.
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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1756 (CELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEM)COMPONENT LOCATORENTERTAINMENT/COMMUNICATION CONNECTOR END VIEWSSPEAKER - SUBWOOFER (WBM)
2003 Chevrolet TrailBlazer 4.2 S, 4WD
Speaker - Subwoofer (WBM)
2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Speaker - Subwoofer (WBM)
WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Speaker - Subwoofer (WBM) Connector Parts Information
Connector Part Information
|
Speaker - Subwoofer (WBM) Connector Terminal Identification
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| A | L-GN/BK | 1794 | Subwoofer Speaker Coil 2 Output (-) |
| B | D-BU/WH | 346 | Subwoofer Speaker Coil 2 Output (+) |
| C | L-BU/BK | 315 | Subwoofer Speaker Coil 1 Output (-) |
| D | D-GN | 1795 | Subwoofer Speaker Coil 1 Output (+) |
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.