https://www.lrsoc.com/forum/forum_files/ServiceBulletin2A7.pdf 5192 – 2/A7 ENGINE: OIL LEAK FROM REAR MAIN BEARING
https://www.lrsoc.com/forum/forum_files/ServiceBulletinC5.pdf 5145 – C5 GEARBOX: COMPLAINT – Clutch slip/Oil-leak
https://www.lrsoc.com/forum/forum_files/ServiceBulletinA4.pdf 5125 – A4 ENGINE: EXCESSIVE OIL CONSUMPTION
https://www.lrsoc.com/forum/forum_files/ServiceBulletin5047.pdf 5047 – GEARBOX: Leakages from Transfer Box to main Gearbox
