1991not getting the gas it should what could be causing it
Possible plugged fuel filter or a fuel regulator issue. Worst case would be a failing fuel pump.
do you know where the fuel regulator is located at we cant find a manual anywhere
I'm not to familiar with Mercs but they are usually located on the fuel rail on the engine.
Looking for a Used 420-Class in your area?
CarGurus has 31 nationwide 420-Class listings and the tools to find you a great deal.
Search Mercedes-Benz 420-Class Questions
Mercedes-Benz 420-Class Experts
Related Models For Sale