Problem Reports

Mercedes-Benz 300E 4MATIC

Report: Insulation Degrades on Engine Wiring Harness and Leaves Conductors Exposed

• Radiators Break Due to Degradation of the Plastic Tanks and Fittings
  A coolant leak may develop form the Radiator due to degradation of its plastic components. Repl...

  Common Problems > Mercedes-Benz 300E 4MATIC

• Engine Problems Due to Distributor Cap and Rotor, Bad Ignition Wires, or Valve Cover Gasket Leaks
  A rough running motor or lack of power can be caused by a failed distributor cap or rotor, igni...

  Common Problems > Mercedes-Benz 300E 4MATIC

• Service Cooling System on Older Vehicles Even if Mileage is Low
  The cooling system hoses may fail unexpectedly. The hoses can look good on the outside, but th...

  Common Problems > Mercedes-Benz 300E 4MATIC

• Repair Leaks From Head Gasket/Timing Cover Gasket Before Oil and Coolant Intermix
  Internal and External engine oil & coolant leaks can develop from the head gasket and/or ti...

  Common Problems > Mercedes-Benz 300E 4MATIC

• Part that attaches distributor rotor to camshaft may break
  The part that attaches the distributor rotor to the camshaft can break; the starter will still...

  Common Problems > Mercedes-Benz 300E 4MATIC