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 CLEARANCES
1999 Chevrolet Lumina V6-3.8L VIN K
Main Bearing Clearances
1999 Chevrolet Lumina V6-3.8L VIN KSECTION Main Bearing Clearances
| Main Journal Diameter-All | 2.4988-2.4998 |
| Main Journal Taper-Maximum | 0.00035 |
| Main Journal Out-of-Round-Maximum | 0.00025 |
| Main Bearing To Journal Clearance 1 | 0.0007-0.0016 |
| Main Bearing To Journal Clearance 2, 3 and 4 | 0. 0009-0.0018 |
| Crankshaft End Play | 0.003-0.011 |
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.