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.
1993 Buick Roadmaster BaseFACTORY OEM SERVICE PROCEDURE
Torque Specifications
TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) | ||
|---|---|---|---|
| Column Bracket-To-Upper Support Bolts | 20 (27) | ||
| Column Bracket-To-Instrument Panel Stud Nuts | 20 (27) | ||
| Flexible Coupling Nuts | 20 (27) | ||
| Intermediate Shaft-To-Steering Shaft Bolt | 35 (47) | ||
| Lower Intermediate Shaft-To-Steering Gear Box Bolt | 35 (47) | ||
| Steering Wheel Nut | 30 (41) | ||
| Upper Intermediate Shaft-To-Steering Column Bolt | 40 (54) | ||
| INCH Lbs. (N.m) | |||
| Dimmer Switch Nut And Stud | 35 (4) | ||
| Ignition Switch Screw And Stud | 35 (4) | ||
| Lock Cylinder Screws | 22 (2.5) | ||
| Lock Housing Cover Screws | 80 (9) | ||
| Multifunction Switch Arm Screws | 19 (2.2) | ||
| Multifunction Switch Screws | 27 (3.1) | ||
| Support-To-Jacket Screws | (1) 77 (8.8) | ||
| Turn Signal Switch Screws | 30 (3.4) | ||
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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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