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1980 450sl heater / ac problems
I have a 1980 450sl and just replaced water pump thermostat and servo unit and catilytic converter and left and right side pipes. Runs gr8 but when i turn on a/c it starts out ice cold working well and blowing fine, but after about 5 to 10 mins it starts to blow heat. wondering if you might can tell me what to look for. tks MCTurner
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Suspect the servo
I recommend you contact the company that sold you the servo. They should be able to give you some technical support. From my experience that sure sounds like a servo / amplifier problem.
Thx. Kent
I hate to hear that Kent lol. Its been a nightmare allready.i bought the part from Adsit company. And i just returned core 2 days ago.I wish i had found your site earlier.Thank You for the info.. Kent... PS.. I'll let you know the outcome... may take a while.M.C.Turnerjr