2013-2015 Cadillac ATS 3.6L V6 3564cc 217ci (Alternator, Water Pump and Air Conditioning). SERPENTINE BELT. 2014-2015 Cadillac CTS 3.6L V6 3564cc 217ci (Alternator, Water Pump and Air Conditioning). There are many types of serpentine belts including alternator belt, ac belt, power steering belt, etc.
