Could be a simple clerical error. Probably is a simple clerical error.
Other relevant facts:
- These vehicles have a 1 to 2 month supply, which indicates demand (last 5 years sales were 230k to 278k for the trio)
- This news comes 1 model year prior to the significant weight loss (500 to 700 lbs) and slight shrinkage the Lambda platform saw for the 2017 model year. New MPG ratings: 18/25 for AWD V6 GMC Acadia. A FWD 4 cylinder Acadia is rated at 21/26.
Other comments:
Good for GM doing this on their own; unlike what Ford does repeatedly to its customers to the tune of not only continuing to have to correct the inflated numbers but having to pay cash back to their pissed off customers.