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.
1994 Buick Roadmaster BaseFACTORY OEM SERVICE PROCEDURE
Torque Specifications
TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) | |
|---|---|---|
| Fuel System (MFI) | ||
| Fuel Rail Retaining Bolts | 15-18 (20-25) | |
| Throttle Body Bolts | 11 (15) | |
| Oxygen Sensor | 30 (41) | |
| INCH Lbs. (N.m) | ||
| Fuel System (MFI) | ||
| Crossover Tube Retainer Bolt (5.7L) | 44 (4.9) | |
| Fuel Pressure Regulator Screws | 89 (10) | |
| Idle Air Control (IAC) Valve Housing | 28 (3.2) | |
| Idle Air Control (IAC) Valve Screw | 26 (3.0) | |
| Throttle Position Sensor Screw | 18 (2.0) | |
Factory Service Tools
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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.
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