To determine whether you have a gen 1 or gen 2 TCM please look at the 2nd pic in listing and message me if you have any questions thank you. Fit For the Following Models Buick Allure 2014-2015 3.6L Buick Enclave 2008-2017 3.6L Buick LaCrosse 2014-2016 3.6L Buick Regal 2014-2017 2.0L Cadillac SRX 2013-2016 3.0L 3.6L Cadillac XTS 2013-2019 3.6L Chevrolet Equinox 2008-2017 3.6L Chevrolet Impala 2012-2019 3.6L Chevrolet Malibu 2013-2015 2.0L Chevrolet Traverse 2009-2017 3.6L GMC Acadia 2007-2019 3.6L GMC Terrain 2010-2017 3.6L Pontiac G6 2007-2009 3.6L Pontiac Torrent 2008-2009 3.6L Saturn Aura 2007-2009 3.6L Saturn Outlook 2007-2009 3.6L Saturn Vue 2008-2010 2.4L 3.5L Please keep the package in good condition if you want to return it.* WARRANTY POLICY: We cover returns within 30 days from date of purchase. After that, buyer is responsible for return shipping costs and must show proof of purchase date.We don't provide refunds, only exchanges. We cover returns within 30 days from date of purchase. After that, buyer is responsible for return shipping costs and must show proof of purchase date. We don't provide refunds, only exchanges. Please contact us to check shipping costs for each item under warranty. The warranty only covers failures due to defects in materials and manufacturing and does not cover normal wear and tear or cosmetic damage. Contact Us If you have any questions about the item you received, please contact us to resolve the issue. ALL 5-STAR feedback is of importance to us. Please do not leave negative or neutral feedback before contacting us. We will actively work to resolve any problems.