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 MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 347 (REAR SUSPENSION SYSTEM)SPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
1999 GMC Forward Control 5.7 R, Automatic
Fastener Tightening Specifications
1999 GMC Forward Control 5.7 R, AutomaticSECTION Fastener Tightening Specifications
WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Torque Specifications
| Application | Specification | ||
|---|---|---|---|
| Metric | English | ||
| Lower Control Arm Ball Joint Stud Nut | |||
|
20 N.m | 15 lb-ft | |
|
3 1/2 flats | ||
|
55 N.m | 41 lb ft | |
| Lower Control Arm (Front) Cam Bolt Nut | 145 N.m | 107 lb-ft | |
| Lower Control Arm (Rear) Cam Bolt Nut | 95 N.m | 70 lb ft | |
| Outer Tie Rod End Stud Nut | |||
|
20 N.m | 15 lb-ft | |
|
160° | ||
|
45 N.m | 33 lb-ft | |
| Rear Crossmember Mounting Nuts (Use New Nuts) | 110 N.m | 81 lb ft | |
| Rear Suspension Adjustment Link to Crossmember Nut | 60 N.m | 44 lb ft | |
| Shock Absorber Lower Mounting Bolt | 220 N.m | 162 lb-ft | |
| Shock Absorber Upper Mounting Bolts | 30 N.m | 22 lb ft | |
| Stabilizer Shaft Insulator (Upper) Clamp Bolt | 65 N.m | 49 lb ft | |
| Stabilizer Shaft Insulator (Lower) Clamp Nut | 95 N.m | 70 lb ft | |
| Stabilizer Shaft Link Nuts | 72 N.m | 53 lb ft | |
| Transverse Spring Mounting Bracket Bolts | 62 N.m | 46 lb ft | |
| Upper Control Arm Ball Joint Stud Nut | |||
|
20 N.m | 15 lb-ft | |
|
250° | ||
|
55N.m | 41 lb ft | |
| Upper Control Arm Mounting Bolt | 110 Nm | 81 lb ft | |
| Wheel Hub Mounting Bolts | 130 N.m | 96 lb ft | |
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.