✨[IMPORTANT NOTE] Please check with the fitment chart or OEM number for the right compatibility before purchase. ✨[FITMENT] Compatible with 2012 Buick Regal l4 2.4L;2011 2013 Buick LaCrosse l4 2.4L;2013-2016 Buick LaCrosse V6 3.6L;2013 Chevrolet Malibu L4 2.0L;2013-2015 Chevrolet Malibu l4 2.5L;2014-2015 Cadillac XTS V6 3.6L. ✨[OEM NUMBER] E4045M SP6677M P77035M FG1736 13505208 13578374 M100015 M10281 ✨[FUNCTION] Electric fuel pump sucks the fuel from the fuel tank, pressurize it and then deliver it to the fuel supply pipe, and cooperate with the fuel pressure regulator to establish a certain fuel pressure. Guaranteed supply of continuous fuel to the injector. ✨[SERVICE] Warranty period one year unlimited miles.If you have any questions about the part,please contact us before purchasing it,we'll reply you within 24 hour.