Early design a long time of the fourth era GMC Yukon might have brake failures resulting from a defective vacuum pump. This bulletin presents a method to software the ECM if the DTC is set and/or the start/cease will not restart after a end. Browse Much more » This bulletin https://californialemonlawcenter.com/lemon-law-advice-for-transmission-faults-with-the-2019-2023-gmc-yukon/