Mercedes-Benz 420-Class Questions Any type
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420SEL Mercedes Benz 1989 odometer: 217874 title status: clean
I have a 1991 Mercedes 420 sel all summer the heat and ac unit would come on. Now it does nothing?
I have a 1991 Mercedes 420 sel all summer the unit would come on. Now it does nothing?
When the car is cold it runs ok when hot it gets sluggish moves slowly
The light lights is on on my dash
I was told the thermostat is on the top of the engine. But it's not. Please help
It skips a little during idle less since I did the Lucas treatment. Now it runs rough once it warms up. Runs better cold
Bohol Mark- I was reading the thread about MB 1991 420 SEL cars, and actually all of you seem very knowledgeable about this car; perhaps you could help me. I currently own this vehicle and want to ...
The car was running rough then I put Lucas in and it got better. Lately it runs rough when it gets warm
Make sure the battery was charged, check for loose wiring under the hood.
Hi all, my father has a 1986 420sel he has just fitted another engine to it. It is a 500 engine but the problem is as soon as you hit the throttle it dies. It will idle ok can any body help us plea...
My 1991 bentz 420 sel started doing a thumping noise when I am stop at a red light. The oil pressure drops and goes back up. But when I put it in netural the car is fine. Following day car was fine th...
I have the money to take care of any mechanical problems that might happen. Just would like to know witch one would give me the lease amount of problems. Remember the benz is in mint condition an...
My MB mechanic said that our 1991 MB 420 SEL needs new ignition control unit. The cost is $920 for part and $172 labor. It also has an air pump that is seized. The mechanic said it will cost additio...
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