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My car will start but dies when I put it in drive and press on gas.
on 1991 Mercedes-Benz 420SEL

Will also run at higher rpm if air filter cover is taken off.

Asked by for the 1991 Mercedes-Benz 420SEL
have codes scanned by you mech it could be a mass air flow or other sensor related to air fuel mixture
1 more answer , 1 more comment
possibly broken air intake tube
Is there just one on the car I should look for? Where is it located and go to and from? I guess that would be the one that goes to the breather?
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