Brake
Determining If Your Brake Booster Has Failed
Don't be too hasty to buy a new one
W123, Electrical
Fuel Delivery
Diesel Engine Fuel Filters
Major cause of sudden loss of power
Engine
Loose Alternator Belt on 1970's Models
Adjustment procedure must be followed properly!!!
Interior
Power Window Troubleshooting
When all else fails check the wiring
Engine
Diesel Engine Transmission Torque Converter Flex Plate Failure
This can be difficult to diagnose
Electrical
O.E. Aluminum Fuse Failure
One of the most common problems we see on older Mercedes.
Fuel Delivery
Fuel Leaks at Rear of Car
Fix at first sign of wetness under car - BEFORE total failure
Rust / Corrosion
Keeping the 123 Engine Compartment Front Water Drains Clear
Failure to do this can lead to big problems on these models
Interior
Ignition Tumbler / Key Wear
There are ways to reduce it - and we have ways to fix it!
Rust / Corrosion
123 Battery Box Area Rust
Do NOT neglect inspecting and repairing this area or you will be sorry!