Climbed under the cab today to check an ABS light and noticed this build up of oil about mid cap. I tried my best to take photos that show the location. Any idea what’s causing this?
‘06 LBZ 2500HD
‘06 LBZ 2500HD
![90496cddf7505bbaeca4e8e207d0fbbb.jpg](http://uploads.tapatalk-cdn.com/20171031/90496cddf7505bbaeca4e8e207d0fbbb.jpg)
![0d23cd782665e88ec56f81a6ad5c842a.jpg](http://uploads.tapatalk-cdn.com/20171031/0d23cd782665e88ec56f81a6ad5c842a.jpg)
![dc48fdd7e4417173786a0cff19e808a7.jpg](http://uploads.tapatalk-cdn.com/20171031/dc48fdd7e4417173786a0cff19e808a7.jpg)