Lmm duramax po843 trans issue
#1
Lmm duramax po843 trans issue
Has any one touble shot a PO843 on a 2007.5 duramax came on in cold weather it's a preasur switch fault if I clear code it goes away and trans is fine after that can it be moisture in fluid if so will a trans flush fix it. This code comes on as soon as i start it Any info would be awesome thanks
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