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#4r70w
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  1. 4R70W Transmissions
    About a year ago I had changed a leaking transmission gasket and has put ~6 quarts of dex iii/merc in it. I have since driven about 5000 miles and the other day I was in 3rd pushing 85-90 uphill when I smelled something burning and I let off. The transmission fluid was still red but smelled...
  2. 4R70W Transmissions
    Hello im well aware that you need to repin although I've seen alot of back and forth information regarding using the tcc and epc no question on the mlps im well aware thats vehicle specific but if I put a different tcc or epc will it cause any transmission issues? And or fry my ecm/ecu please...
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