1991 Mercedes 420SEL Support Question
1991 Mercedes 420SEL Support Question
Find answers below for this question about 1991 Mercedes 420SEL.Question posted by cwtripp on January 1st, 2013
Runs Well At First, New Electrical. Misses Intermittently. Fuel, Maf, Or Fuse, E
New cap, rotor, wires, plugs. Misses badly after warmed up, intermittently. Great at first when cold. Should I look at MAF, fuses or relays?, fuel pressure, reg? gas cap? Fuel management electronics? Something else?
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