On certain sport utility vehicles originally sold in or currently registered in the states of Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, and Wisconsin, and in the District of Columbia. Failure of an upper control arm ball joint assembly could occur due to corrosion.
Dealers will replace both upper ball joints. Owner notification began September 4, 2001. Owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact Chevrolet at 1-800-222-1020, GMC at 1-800-462-8782, or Oldsmobile at 1-800-442-6537.