Forum Discussion
ohioviper
Jun 03, 2007Explorer
Look down about the 4th post.
(About 5,000 miles ago dealer had to pull cylinder head, leaking head gasket. Both were major jobs for my dealer. )
These are just ones I quickly found on the net. I know of several local folks with same issues.These problems have been only on the trucks that have been pulling on a regular basis, full timers and farmers, not trucks used as everyday drivers not towing or hauling.
The fact is that indeed the head gasket problems are a direct result of aluminum head iron block combination. Cat has seen same kind of head issues and so have others using the same design. Yes they have improved the problems and reliabilty is much improved due to better gasket design and use of o rings but it is still a serious dinger in the long term life of an engine.Also why they require the special coolant and very strict cooling system maintenance.
(About 5,000 miles ago dealer had to pull cylinder head, leaking head gasket. Both were major jobs for my dealer. )
These are just ones I quickly found on the net. I know of several local folks with same issues.These problems have been only on the trucks that have been pulling on a regular basis, full timers and farmers, not trucks used as everyday drivers not towing or hauling.
The fact is that indeed the head gasket problems are a direct result of aluminum head iron block combination. Cat has seen same kind of head issues and so have others using the same design. Yes they have improved the problems and reliabilty is much improved due to better gasket design and use of o rings but it is still a serious dinger in the long term life of an engine.Also why they require the special coolant and very strict cooling system maintenance.
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