General Motors has notified NHTSA of a defect in certain model year 2010 Chevrolet Express and GMC savana vans 2500, 3500 and 4500 series. Some of these vehicles have a condition in which the generator may develop a low resistance short within the voltage regulator.
Dealers will inspect and replace any suspect generators if necessary free of charge. The safety recall began on April 12, 2010. Owners may contact Chevrolet at 1-800-630-2438 and GMC at 1-866-996-9463 or at the owner center at www.gmownercenter.com.
