Quote:
Originally Posted by Ikester
Our 2003 Dutchstar (CAT-e3126) with 127k miles doesn't seem to have the power it used to and doesn't stay as cool. I wonder if the cause is the turbocharger. Should I have it replaced? How much might it cost and best place to do it (we live in western Washington)? I usually do all the work on it myself, but at 75 it probable isn't something I should undertake
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Change a turbo because of mileage-- NO. If low boost and no leaks in the exhaust or intake side, sure. But only after ruling out leaks.
Diagnose the issue and fix that.
And/or verify that the Preventive Maintenance has been done. For example your first VALVE ADJUSTMENT.