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 MANUALSCHEVROLET2001ASTRO VAN L AWD V6-4.3L VIN WREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYCRANKSHAFT, ENGINE
2001 Chevrolet Astro Van L AWD V6-4.3L VIN W
Crankshaft, Engine
2001 Chevrolet Astro Van L AWD V6-4.3L VIN WSECTION Crankshaft, Engine
| Crankshaft Bearing Clearance (Journal #1-Production) | 0.0008 - 0.0020 Inch (in) |
| Crankshaft Bearing Clearance (Journal #2, #3, and 44-Production) | 0.0011 - 0.0023 Inch (in) |
| Crankshaft Bearing Clearance (Journal #1-Service) | 0.0010 - 0.0020 Inch (in) |
| Crankshaft Bearing Clearance (Journal #2, #3, and #4-Service) | 0.0010 - 0.0250 Inch (in) |
| Crankshaft End Play | 0.002 - 0.008 Inch (in) |
| Crankshaft Journal Diameter (Journal #1) | 2.4488 - 2.4495 Inch (in) |
| Crankshaft Journal Diameter (Journal #2 and #3) | 2.4485 - 2.4494 Inch (in) |
| Crankshaft Journal Diameter (Journal #4) | 2.4480 - 2.4489 Inch (in) |
| Crankshaft Journal Out-of-Round (Production) | 0.0002 (Maximum) Inch (in) |
| Crankshaft Journal Out-of-Round (Service) | 0.0010 (Maximum) Inch (in) |
| Crankshaft Journal Taper (Production) | 0.0003 (Maximum) Inch (in) |
| Crankshaft Runout | 0.0010 (Maxmum) Inch (in) |
| Crankshaft Bearing Cap Bolt (Preferred Method) - First Pass | 15 Foot Pound-Force (ft.lb) |
| Crankshaft Bearing Cap Bolt (Preferred Method) - Final Pass | 73 deg |
| Crankshaft Bearing Cap Bolt (Optional Strategy) | 77 Foot Pound-Force (ft.lb) |
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.