Engine Computer Programmed Plug&Play 2005 Buick Allure 261 209 023 3.6L ECM PCM

Engine Computer Programmed Plug&Play 2007 Buick LaCrosse 261 209 023 3.6L ECM

Engine Computer Programmed Plug&Play 2006 Buick Allure 261 209 023 3.6L ECM PCM

Engine Computer Programmed Plug&Play 2008 Buick Allure 261 209 023 3.6L ECM PCM

Engine Computer Programmed Plug&Play 2007 Buick Rendezvous 3.6L PCM ECM ECU

Engine Computer Programmed Plug&Play 2005 Buick LaCrosse 261 209 023 3.6L ECM

Engine Computer Programmed Plug&Play 2008 Buick LaCrosse 261 209 023 3.6L ECM

Engine Computer Programmed Plug&Play 2006 Buick LaCrosse 261 209 023 3.6L ECM