One problem related to brake light on has been reported for the 2007 GMC Acadia. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 GMC Acadia based on all problems reported for the 2007 Acadia.
The contact owns a 2007 GMC Acadia. The contact stated that the brake warning light illuminated and the vehicle warned the contact to put the vehicle in park via the message display. The vehicle was taken to the dealer who diagnosed that the master cylinder exhibited a leak. The contaminated booster and the master cylinder were replaced. The manufacturer was not notified of the failure. The failure mileage was 80,390 and the current mileage was 90,000.