One problem related to assist has been reported for the 2017 GMC Yukon. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2017 GMC Yukon based on all problems reported for the 2017 Yukon.
There is a known issue with the wiring harness that warns the driver by vibrating the driver's seat. The original wiring harness will short out causing malfunction of the safety feature. The wiring harness has been redesigned to correct the defect, yet gm has not issued a recall. The safety feature is an important factor in the operation of the vehicle and when this feature does not work property, safety is compromised.