One problem related to wiper has been reported for the 2012 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 GMC Sierra 1500 based on all problems reported for the 2012 Sierra 1500.
The contact owns a 2012 GMC Sierra 1500. The contact stated that while attempting to activate the windshield wipers, the windshield wipers only went up a couple of inches before they stopped working and became inoperable. The vehicle was taken to an independent mechanic who diagnosed that the windshield wiper transmission was faulty. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 110,000.