Complete Fuel Pump Assembly For Chevy Avalanche 2500 & GMC Yukon XL 2500 - BuyAutoParts 36-00154AN NEW Guaranteed Exact Fit for easy installation 100% BRAND NEW, premium ISO/TS 16949 quality - tested to meet or exceed OEM specifications Engineered for superior durability, backed by industry leading warranty Please note that the older style elecrical connector used by GM has been discontinued. If your vehicle has the older style connector, you will use the new style with your new pump - very simple and improves performance.