W115, Climate Control

Driveline and rear end

Rear End Clunking Noises

Sign of worn part when driving over rough ground

Engine

This can be a sign that the engine has not been well maintained

Engine

Alert! Use at your own risk

Transmission

Often caused by loose fittings and engine vibration

Climate Control

Applies to late 123 and 107 chassis and all 126 chassis 1981 to 1991

Brake

Don't be too hasty to buy a new one

Fuel Delivery

Major cause of sudden loss of power

Engine

Adjustment procedure must be followed properly!!!

Interior

When all else fails check the wiring

Engine

This can be difficult to diagnose