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.
Relay Block - I/P Label
2004 Oldsmobile Bravada RWDSECTION Relay Block - I/P Label
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Relay Block I/P Label Usage
| Device | Rating | Description |
|---|---|---|
| SEO - 6-WAY - BLACK | - | Mobile Radio and Emergency Lighting |
| TRAILER - 6-WAY - BRN | - | Trailer Provisions |
| UPFIT - 4-WAY - CRM | - | Upfitter Provisions |
| SL RIDE - 6-WAY - GRY | - | Manual Selectable Ride (MSR) |
| HDLNR 2 - 6-WAY - CRM | - | Air Temperature Assembly - Inside, Blower Motor Control Processor, HVAC Actuators, Inside Rearview Mirror |
| BODY - 12-WAY - WHT | - | Door Courtesy Lamps, Driver/Passenger Seat Modules, Heated Seat Module - LR/RR, Rear Window Defogger Grid, Automatic Occupant Sensing |
| DEFOG RELAY (C49) | - | Rear Window Defogger Grid |
| HDLNR 1 - 6-WAY - BRN | - | Courtesy Reading Lamps, Garage Door Opener, Inside Rearview Mirror, Vanity Mirror Lamps |
| SPARE RELAY | - | Not Used |
| CB - SEAT | 30A | Driver/Passenger Seat Modules |
| CB - RT - DOOR | 25A | Front Passenger Door Module (FPDM), Window Switch - RR |
| SPARE - 4-WAY - GRY | - | Not Used |
| INFO - 12-WAY - BLK | - | Rear Seat Audio (RSA) Module, OnStar Module, Audio Amplifier (Bose) |
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.