i have a 1999 c 250 diesel automatic and when the engine is cold it gets it hard to change gear but when its warm its ok Related Questions1989 mercedesthe odometer and heater dont work, why?1990 mercedes 500slwhen at idle a\/c blows cold air ,when driving no cold air.mercedes C280 4maticI am looking to purchase a 2007 Mercedes C280 4matic with 100k. What signs of problems can I look for? What? If any problems are inherent in this vehicle? Its from a used car lot and only comes with 30day warranty..