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 MANUALSBUICK1987CENTURY CUSTOM, 4D SEDAN, 2.5 RREPAIR AND DIAGNOSIS (SINGLE PAGE)SUSPENSIONWHEEL ALIGNMENTWHEEL ALIGNMENT SPECIFICATIONS & PROCEDURESTORQUE SPECIFICATIONS
1987 Buick Century Custom, 4D Sedan, 2.5 R
Torque Specifications
1987 Buick Century Custom, 4D Sedan, 2.5 RSECTION Torque Specifications
TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) | |||||
|---|---|---|---|---|---|---|
| Ball Joint-to-Control Arm Mount Nut/Bolt | 50 (68) | |||||
| Ball Joint-to-Knuckle Pinch Bolt | 40 (54) | |||||
| Brake Caliper Mount Bolt | 38 (52) | |||||
| Control Arm-to-Bracket (Rear) Nut | 78 (106) | |||||
| Control Arm-to-Underbody (Rear) Bolt | 28 (38) | |||||
| Control Arm-to-Crossmember Pivot Bolt (Front) | 66 (90) | |||||
| Hub & Bearing Retainer Bolt | ||||||
| With Heavy Duty Power Brakes | 70 (95) | |||||
| All Others | 63 (85) | |||||
| Hub & Bearing Assembly-to-Rear Axle Bolt | 45 (61) | |||||
| Hub-to-Drive Axle Nut | (1) 192 (260) | |||||
| Shock Absorber (Rear) | ||||||
| Lower End Nut | 43 (58) | |||||
| Upper End Nut | 16 (22) | |||||
| Stabilizer Bar | ||||||
| Bar-to-Control Arm Clamp Nut | 33 (45) | |||||
| Bar-to-Crossmember Mount Bolt | 41 (55) | |||||
| Strut Damper Assembly | ||||||
| Piston Rod Top Nut | 65 (85) | |||||
| Strut-to-Knuckle Mounting Bolts | 140 (190) | |||||
| Strut-to-Upper Body Mount Nut | 18 (24) | |||||
| Tie Rod End-to-Knuckle Mount Nut | (2) 41 (56) | |||||
| Track Bar-to-Axle Nut | 44 (60) | |||||
| Track Bar-to-Frame Nut | 34 (46) | |||||
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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.