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1999 Chevrolet Lumina 3.1L Engine
Posted to GM Engine on 5/16/2005 25 Replies

when engine is cold engine knocks, sound like lifters but after 7-10 minutes of idling, noise goes away. only happens when it is cold. oil pressure is 45psi at idle. i notice when looking into the oil cap that i do not see any oil comming up into the cylinder ...

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  Related Documents & Media  1999 Chevrolet Lumina

 
Message Closed

car Vehicle Data

1999 Chevrolet Lumina

VIN 2G1WL52M0X
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedEngine
Message Closed

car Vehicle Data

1999 Chevrolet Lumina

VIN 2G1WL52M0X
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedEngine