1991 MERCEDES BENZ 500SL
98,356 MILES
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tranny downshift on it's on when car is cold it shifts perfectly.but when it get up to operating temperture it downshift on it on.no problem goin into reverse are drive everythings seems fine then the down shiftin occurs.
Mar 24, 2013 at 5:03 AM
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ASEMASTER6371
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could be valve body issue or throttle pressure adjustment. you need a trans shop to check this for you before you do damage to the unit from this action

Roy
Mar 24, 2013 at 12:59 PM