Here are GMC Canyon transmission problems, by model year. The most common Canyon transmission problems cost $100 to fix & occur at 9,000 miles. Regarding the worst model year 2015 GMC Canyon transmission problems, "The 2015 GMC Canyon has a significant trend of transmission problems." Click on a year below.

Worst Transmission Problems
not shifting properly 2015 GMC Canyon
jerks, shudders, chugs and slips 2017 GMC Canyon
torque convertor slipping 2018 GMC Canyon