Radiator aux cooler: Leaking fittings
1995 Tioga Montara Class C on a Ford E-350 chassis, 460 V8, E4OD transmission Has recently started weeping fluid at both connections to the auxiliary cooler. Just a few drops have slid down and are...
Forum Discussion
SidecarFlip wrote:
A little word of caution, switching from mineral based Dexron-Mercon to a synthetic ATF in the E4OD will cause transmission failure down the road. Ford has never recomended any synthetic fluid for the E4OD, only Dexron-Mercon with a timely fluid and filter change, nothing more.
There is a vast range of opinion on this. I read dozens of posts before focusing in on a former Ford transmission engineer who has been in the Ford RV forum for close to 20 years.
My take is that he knows what he is talking about.
I added his main statements at this page because of the formatting and many links
http://bit.ly/2RZEajn
