One problem related to transfer case has been reported for the 2014 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2014 GMC Sierra 1500 based on all problems reported for the 2014 Sierra 1500.
The contact owns a 2014 GMC Sierra 1500. While the vehicle was in the park position, the four wheel drive service light illuminated without warning. The contact was unable to disable the four wheel drive. The vehicle was taken to be diagnosed by a dealer, but the issue recurred. The manufacturer was made aware of the issue. The VIN was unknown. The failure mileage was 20,000.