Wiring harness, (Main) Type 4 Bus 08/71-07/79Wiring harness, (Main) Problems with the electrical installation of classic cars can cause a lot of trouble and annoyance. We also experienced that people try to solve electrical problems in somehow strange manners. These solutions are often not very safe and can provoke short circuit and fire. In case of serious problems or if the wiring is severely damaged it is recommended to replace the electrical wiring harness by a new one. Also when restoring