One problem related to differential unit has been reported for the 2017 GMC Canyon. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2017 GMC Canyon based on all problems reported for the 2017 Canyon.
The rear differential is beginning to made a noise while moving down the road, you cannot hear it from the inside the vehicle, you need to be on the outside while the vehicle is in motion.