please help me out love this car on 1992 Mercedes-Benz 300SD

when i put the car in reverse the engine revs up and jerks in to reverse. also the ac or heat wnt blow out the vents

by in Greensboro, NC on January 21, 2011
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1 answer
ANSWER by , April 12, 2011
Honestly it sounds like you need a transmission. You can either get a used one from a junkyard or have yours rebuilt