Jac motors south Africa

Bought a Jac 6 ton from Jac Paarl in Oct over 2021.Turbo was damaged within the ,3 year warranty period.Oil was coming out of breather pipe.Jac replaced turbo under warranty .After 2 months turbo was damaged again.Truck was taken to take agents in Newcastle It's gone a year now truck is still there as they are refusing to fix truck and some parts not available