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2001 Chevrolet Silverado 2500 HD 8.1L Mechanical
Posted to GM Engine on 2/9/2007 4 Replies

This 8.1 engine uses a LOT of oil. A quart per 50 miles type of consumption. I know it doesn't have a PCV valve, but can someone explain how the crankcase ventilation system works? There is a tube on the underside of the intake with a metered orifice that sits...

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  Related Documents & Media  2001 Chevrolet Silverado 2500 HD

 
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Silverado 2500 HD

VIN 1GCEHK29G8
Engine8.1 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Silverado 2500 HD

VIN 1GCEHK29G8
Engine8.1 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI