What is a pinion seal and what does it do? Generally speaking, how many shop hours does it take to change? I have a diesel F-350.
Posted Sep 2nd by Lene James the owner of a Ford F-350
Answers from the Automotive Experts
The pinion seal is where the drive shaft goes into the differential. It keeps the fluid in the differential...which is what keeps the gears of your rear wheels rolling smoothly.
I found this pretty good article that describes the procedure:
You can also check www.repairpal.com to find out what this job should cost.
Hope this helps.
〉 Answered on Sep 6th, 2009 by Lori Johnson, Owner and Instructor at Ladies Start Your Engines