Mercedes Benz 420sel Engine Idle High

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1989 Mercedes Benz 420sel Rpms Too High

1989 MERCEDES BENZ 420SEL

Engine Performance Problem 1989 Mercedes Benz 420sel V8 Automatic 150000 Miles The Engine Idles At 2200rpm In Drive. In Park It Will...

1 ANSWER

Asked by albert tabus

1987 MERCEDES BENZ 420SEL

My Car All Of A Sudden Has Started To Idle Real High. In The Range Of 1500 To 2000 Rpms. I Noticed The Thermal Vacume Valve Was Broke And...

2 ANSWERS

Asked by dwarren1966

1986 MERCEDES BENZ 420SEL

Engine Continues To Idle High For A Few Moments Then Idles Low For A Few Moments. But Runs Good On Open Highway.

1 ANSWER

Asked by steve sheriff

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