5 discussions on MotorsForum about the Mercedes 420SEL: what owners asked, what went wrong, and what fixed it.
Two months ago I had the front brake pads and rotors replaced. The brakes had worked well up to that time, and I had been getting 50K miles or so between brake pad changes.Then starting a couple days after the new pads and rotors were...
HELP!!!Was replacing radio in my 88 420SEL mercedes and one of the wiring adaptersbroke and the wires got scrambled. Need a wiring schematic or colordesignation of wires! Thanks.
I am helping a friend troubleshoot his 1991 Mercedes 420SEL. It willnot start. We determined it is not firing (no spark from the coil).We have been told it is either the ignition control unit or thatsomething is triping the overload relay....
I'm sick and tired of getting ripped off by my local dealer. The service isgood, the work done right the first time, but my wallet always seems to beempty. Can anyone recommend a good, independent shop in the Simsbury/AvonConnecticut...
Good news, and thanks to all for your kind help...My 1990 420SEL has been repaired. The engine has had a major overhaul.Originally bought the car for US$5,000, put about $5,000 in repairs andupgrades, and now I have an awesome vehicle with...