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  1. XTS Forum- 2013-2019 Including XTS V-Sport
    I have a 2014 XTS with 120k miles, 3.6 paired with a 6T70 trans. I did spark plugs and a transmission fluid flush. I have what feels like a shudder, in 5th and 6th gear under light acceleration. I do not have cel or tcm code set. I’ve narrowed it down to what I think is a TC lockup problem. The...
  2. Escalade and ESV Forum - 2015-2020
    Okay i want to make this as short as i can. I own a 2015 Escalade with the 8 speed transmission. I bought the vehicle in Dec 2019 in Fresno California while visiting my parents for Christmas, I live in Idaho falls Idaho (5500ft above sea level) when i purchased the vehicle it ran okay for a...
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