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 MANUALSBUICK1994ROADMASTER ESTATE WAGON V8-350 5.7LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTECHNICAL SERVICE BULLETINS
1994 Buick Roadmaster Estate Wagon V8-350 5.7L
Computers and Control Systems: Technical Service Bulletins
1994 Buick Roadmaster Estate Wagon V8-350 5.7LSECTION Technical Service Bulletins
- Customer Interest
- By Symptom
- All Technical Service Bulletins
- Engine - THIS BULLETIN HAS BEEN CANCELED
- Electrical - MIL ON/DTC's Set By Various Control Modules
- A/T Control - DTC P0756 Diagnostic Tips
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- PCM - Returned Product Feedback Program
- Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
- H2OS - DTC 63 (Bank 2, Right) Chart Revised
- DI System - Chart C-4 Revised
- Engine Controls - On Board Diagnostic Circuit Check
- DTC's 11 (MIL) 43 (KS) and 46 (Pass Key II) Revised
- PROM - Reprogram Using Off Board Program Adapter
- Oxygen Sensors - Silica Contamination
- PROM/MEMCAL - Identification Marks
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.