I am trying to find out if anyone with the 6BT5.9L Cummins engines has had any gasket or seal failures while using the extended type coolant and has proven the extended life coolant to be the cause. We had one older engine that we drained and replaced with the...

FIX posted 10/12/2000

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle