Product Placement Blog ➞ CarsGMC Yukon XL Car in Schitt's Creek S06E14 “Happy Ending” (2020)April 9, 2020 Sergey TV Show Hi! On Thursday, April 9, I watched a TV Show and product placement was spotted: GMC Yukon XL Car in Schitt’s Creek S06E14 “Happy Ending” (2020).