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.
1999 GMC Forward Control 5.7 R, AutomaticFACTORY OEM SERVICE PROCEDURE
Torque Specifications
TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) |
|---|---|
| Axle Mounting Bracket Through Bolt Nut ("C" & "K" Series) | 67 (91) |
| Starter Bracket-To-Engine Bolts (2.2L) | 33 (45) |
| Starter Mounting Bolts | 30-37 (40-50) |
| Battery Cable-to-Solenoid Terminal Nut | 12-13 (16-18) |
| INCH Lbs. (N.m) | |
| Solenoid-To-Starter Bolts & Screws (28-MT) | 25-40 (2.8-4.5) |
| Solenoid "S" Terminal Nut | 71-89 (8-10) |
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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