Two problems related to steering rack and pinion have been reported for the 2015 Chevrolet Tahoe. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2015 Chevrolet Tahoe based on all problems reported for the 2015 Tahoe.
My wife and myself purchased a new Chevrolet Tahoe ltz in 2015. The first month the a/c had to be replaced, rac and pinion steering and rear shocks. The warranty covered the cost. 2016 of January the a/c started making noises and not cooilng, the front struts magnetic,ball joints and steering rack pinion went out. Third occurrence was in 2017 December the front magnetic structs again. We have had problems with this new vehicle from the time we purchased it. The suspension is horrible and we later found out there are hundreds of others with the identitcal horrible suspension problem. This vehicle is presently at 62k mile and needs front end suspension replacement. The warranty do not cover pass three years. There should be a recall on this horrible general motors product. The vehicle is presently inoperable because of suspension problems and gm will not stand behind there product.
At a slow speed, <15 mph, on a rock paved residential road, steering abruptly snapped left. Steering wheel then positioned 180 degrees away from normal. Resulted in vehicle damage to rack/pinion, left wheel knuckle, loss of calibration of steering and back up camera. Also resulted in injury, broken arm/wrist, of driver, requiring surgery and hospitalization. I have 3 pdf documents I'd like to send to you by email. My system, and your's, is not allowing me to upload.