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 MANUALSOLDSMOBILE2004BRAVADA RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 76 (ELECTRICAL COMPONENT LOCATOR)CONNECTORS
2004 Oldsmobile Bravada RWD
Section 76 (Electrical Component Locator): Connectors
2004 Oldsmobile Bravada RWDSECTION Connectors
WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
CONNECTORS LOCATION
| Component | Location |
|---|---|
| C101 (Gray, 20 Pin) | I/P wiring harness to engine wiring harness, on left side of engine compartment, on front of strut tower. See Figure . |
| C102 (Black, 16 Pin) | Engine wiring harness to fuel injector wiring harness, on top of engine, near generator. |
| C103 (Black, 3 Pin) | I/P wiring harness to engine wiring harness, on left side of engine compartment, on front of strut tower. See Figure . |
| C105 (Gray, 4 Pin) | Engine wiring harness to coolant fan wiring harness, on radiator, between coolant fans. |
| C108 (5 Pin) | Engine wiring harness to fuel injector wiring harness, on top of engine near generator. |
| C110 (3.8L VIN K) (Black, 10 Pin) | Engine wiring harness to ignition control module wiring harness, on top of engine, near ignition control module. See Figure . |
| C110 (3.8L VIN 1) (Black, 10 Pin) | Engine wiring harness to ignition control module wiring harness, on top of engine, near ignition control module. See Figure . |
| C113 (Gray, 14 Pin) | Engine to automatic transaxle harness, on left side of engine compartment, on top of transmission. See Figure . |
| C120 (Black, 3 Pin) | Lower right side of engine compartment, below battery tray. |
| C126 (Black, 3 Pin) | Engine wiring harness to ECT sensor jumper harness, on top center of engine, on intake manifold. |
| C141 (Black, 8 Pin) | Forward lamp wiring harness to left headlamp wiring harness, behind headlamp. |
| C142 (Black, 8 Pin) | Forward lamp wiring harness to right headlamp wiring harness, behind headlamp. |
| C181 (Black, 10 Pin) | I/P wiring harness to engine wiring harness, on left side of engine compartment, on front of strut tower. See Figure . |
| C200 (Black, 56 Pin) | I/P wiring harness to body wiring harness, behind right side of dash, near shroud. See Figure . |
| C201 (Black, 48 Pin) | I/P wiring harness to steering column wiring harness, behind dash on right side of steering column. |
| C204 (Black, 4 Pin) | I/P wiring harness to body wiring harness, behind right side of dash, near shroud. See Figure . |
| C205 (Black, 4 Pin) | I/P wiring harness to SIR coil wiring harness, behind dash, on right side of steering column. |
| C215 (Yellow, 2 Pin) | I/P wiring harness to SIR coil wiring harness, behind dash, on right side of steering column. |
| C216 (Yellow, 2 Pin) | I/P wiring harness to dash inflator module wiring harness, behind dash, on right side of steering column. |
| C240 (Natural, 10 Pin) | I/P wiring harness to front floor console wiring harness, behind front end of console. |
| C242 (Black, 3 Pin) | I/P wiring harness to ashtray wiring harness, behind ashtray. |
| C290 (1 Pin) | I/P antenna to body harness antenna lead, behind right side of dash, near base of "A" pillar. See Figure . |
| C301 (Black, 40 Pin) | Body wiring harness to left front door wiring harness, behind trim at base of "A" pillar. |
| C302 (Black, 40 Pin) | Body wiring harness to right front door wiring harness, behind trim at base of "A" pillar. |
| C311 (Black, 6 Pin) | Body wiring harness to driver's seat wiring harness, below driver's seat. |
| C312 (Black) | Seat wiring harness to seat back wiring harness below drivers seat. |
| C325 (Black, 2 Pin) | Body wiring harness to console harness under center console. |
| C355 (Black, 8 Pin) | Body wiring harness to left rear door wiring harness, behind trim at base of "B" pillar. |
| C356 (Black, 8 Pin) | Body wiring harness to right door wiring harness, behind trim at base of "B" pillar. |
| C390 (Black, 8 Pin) | Body wiring harness to roof wiring harness, above rear package shelf near left rear "C" pillar. |
| C391 (Black, 8 Pin) | Body wiring harness to roof wiring harness, above rear package shelf near left rear "C" pillar. |
| C393 | Body wiring harness cellular telephone coax to roof wiring harness cellular telephone coax, above rear package shelf near left rear "C" pillar. |
| C398 (Black, 2 Pin) | Roof harness to sun roof harness, above headliner, near right sunshade. |
| C399 (1 Pin) | Body harness antenna to radio antenna module lead, under right rear deck trim panel. |
| C400 (Black, 6 Pin) | Body wiring harness to rear lamp wiring harness, behind trim at right rear corner of rear compartment. |
| C405 (Gray, 6 Pin) | Body wiring harness to fuel tank wiring harness, in rear compartment floor, forward of spare tirewell. |
| C423 (Light Gray, 22 Pin) | Body wiring harness to OnStar jumper harness, in rear compartment, near vehicle interface unit. |
| C430 (Black, 4 Pin) | Body wiring harness to rear compartment lid lock release wiring harness, in rear compartment, under left side of rear window panel. |
RENDER: 1.0x
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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.