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 MANUALSBUICK1998RIVIERAREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTSEATSPOWER SEAT SYSTEM
1998 Buick Riviera
Power Seat System
1998 Buick RivieraSECTION Power Seat System
- Description & Operation
- Component Locations
- Adjustments
- Trouble Shooting
- Symptom Testing
- Notes
- All Power Seat Functions On One Seat Are Inoperative
- Entire Seat Will Not Go Forward/Back (Riviera)
- Entire Passenger's Seat Does Not Move Forward/Back (Aurora)
- Front Of Seat Does Not Move Up/Down (Riviera)
- Front Of Passenger's Seat Does Not Move Up/Down (Aurora)
- Rear Of Seat Does Not Move Up/Down (Riviera)
- Rear Of Passenger's Seat Does Not Move Up/Down (Aurora)
- Seatback Does Not Recline Up/Down (Riviera)
- Passenger's Seatback Does Not Recline Up/Down (Aurora)
- Seat Will Not Heat
- Seat Heat Does Not Turn Off
- Lumbar Seat Air Pump Inoperative (Aurora)
- Air Pump Runs For 20 Seconds & Lumbar Does Not Inflate (Aurora)
- Upper Lumbar Inoperative (Aurora)
- Lower Lumbar Inoperative (Aurora)
- Lumbar Inoperative (Riviera)
- Removal & Installation
- Wiring Diagrams
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.