Please fill out the following to ask a question. MAKE:Chevy MODEL:K1500 YEAR:1996 MILES: ENGINE:5.7 DESCRIBE ISSUE....Chronic leak transfer case at yoke/driveshaft. Leaks when driving or sitting still and slings AT fluid under vehicle. Changed output shaft seal and did not fix leak. No significant play with driveshaft. Small fluid soft ball sized stain overnight seems to come from yoke where it exits rubber seal. Any help is appreciated.