Titchadesh
Well-Known Member
Same here. Bought my 2019 truck used last winter and had the issue since day 1. I wish I had googled this problem earlier. Printed off the TSB and took to a dealer. They wanted to do a diagnostic to confirm the problem and I told them I can confirm it’s something I deal with daily. Charged me an hour of labor, but probably the best $150 I ever spent to get rid of that stress. 20-2339 solved my issueI just had this done on my stock 2019 and the rough cold start has now been fixed, I dealt with it for over a year and then found the TSB printed it off and took it into the dealer. Its like night and day.
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