Vacuum Determining Correct 1980 to 1985 Diesel Vacuum System Hose and Line Routing When troubleshooting your vacuum system you must know where the hoses and lines go
Vacuum 126 Chassis Sedan Vacuum Door Lock Failure Different from the 116 / 123 chassis and more difficult to troubleshoot
Vacuum 603 Diesel Engine Vacuum Hose Leaks and Faulty Routing If the hoses are leaking or are not hooked up properly a number of problems could occur.
Vacuum What is Causing Diesel OM616 and OM617 Vacuum Pump Failures? Pump mechanisms breaking apart and piston bolt failures
Vacuum Vacuum Line Under Dash Not Plugged into Anything! Common concern on 1980 to 1985 Mercedes Diesel 240D, 300D, 300CD, 300TD