Update: the dealership got back to me today and said the 8th cylinder was misfiring. Needed my consent to go into the engine to look further. More waiting.
Hello, please help. lol. I am new to the forum and I own a 2016 Yukon Denali with the 6.2 engine. 124k miles.
My issues started out relatively small it seemed, I had the unfortunately typical hard shifting and delayed shifting going on (mostly into second gear). Engine light comes on. I take it...
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