What's wrong with my Mercedes?

One of the most common problems we see on older Mercedes.

This is a sure sign your electrical switch is going bad

Not as easy as it looks and easy to break if you don't know the proper tricks

Yes, they do need service if you want them to last.

If the wiring plug falls apart on you, you won't know what coded wires go where!!!

This could be caused by one or even a combination of three things.

Sometimes it is just easier and less expensive to disable it

Do not assume it is just a bad battery! Diagnose first...

If you are constantly having to replace glow plugs do not immediately blame the plugs! Ream the carbon!

Burned out glow plugs, bad pre glow relay, blown fuse, wiring - all need to be tested

Some chargers won't start the charge cycle without some help

Isolate the source of the short to finally solve your problem

This is one of Kent’s favorite tools to have around the shop

You can do it with commercial products or something in the cupboard

Do proper testing BEFORE ordering parts or removing door panel