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 MANUALSCHEVROLET1999LUMINA V6-3.8L VIN KREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYSYSTEM SPECIFICATIONSMAIN BEARING CAP TORQUE
1999 Chevrolet Lumina V6-3.8L VIN K
Main Bearing Cap Torque
1999 Chevrolet Lumina V6-3.8L VIN KSECTION Main Bearing Cap Torque
| Cylinder Bore | Diameter | 3.8 |
| Out-Of-Round Maximum | 0.001 | |
| Taper | 0.001 | |
| Side Main Cap Bolt | 11ftlbs. + 45deg | |
| Crankshaft Main Bearing Cap Bolt | 30ft.lbs. + 110deg | |
| Engine Block Coolant Drain Plug | 13 | |
| Engine Oil Gallery Plug | 22 |
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.