Four problems related to vehicle speed control have been reported for the 2018 GMC Yukon. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2018 GMC Yukon based on all problems reported for the 2018 Yukon.
As of [xxx] , I witnessed a squealing sound coming from the rear end of my 2018 denali Yukon xl truck. And it's affecting my braking. And it jerked when I changed my gears on my truck . And there are lights on in my dashboard on my truck. The engine light was blinking on and off and the traction control light was blinking on and off also. But the back driver side of the truck was squealing also. Please help me to resolve this situation. In the name of jesus. Thanks again [xxx] and [xxx] . Information redacted pursuant to the freedom of information act (foia), 5 u. S. C. 552(b)(6).
No warning light presented to warn of transmission issues. While driving is hesitating sluggish when accelerating and stalling around 60mph then shifts . Putt putt then pick up a bit then back down.
Annunciations: stabilitrak, park assist off, steering assist is reduced drive with care, forward collision system unavailable, adaptive cruise control. Indications: cruise control doesn’t work, steering jerks when turning, difficult to turn into parking spaces. Research shows technical service bulletin 18-na-161as a known issue with GMC products. Dealer says “you are out of warranty”. 2018 model with 65,000 miles. Issue has been presenting for the past 8 months. We thought it was due to a windshield replacement by safelite. Safelite has been actively troubleshooting for 8 months.
When I let go of the brake the vehicle accelerates on its own. It's a scary feeling, I feel like don't have control of the vehicle. Another problem that I have is that I can not put my vehicle in gear right away when I turn on the engine. Another problem that I have is rattling sound and vibration on the gas pedal when I accelerate.
| Vehicle Speed Control problems | |
| Cruise Control problems |