Dorman 599-710 Reman ABS Control Module New Old Stock UNUSED - NO CORE RETURN Condition: Brand new, never installed, and still in the original Dorman box. This is "New Old Stock" that has been sitting in climate-controlled storage No Core Charge: Unlike major retailers (like Advance Auto Parts or Summit Racing), you do NOT need to send your old part back to me. This saves you $100+ in fees and the hassle of return shipping.Upgraded Internals: This Dorman OE Solutions unit is redesigned with more durable main pump transistors to prevent the common pump relay burnout found in original GM modules.Direct Fit: Plug-and-play installation for many 2000-2005 Chevrolet and GMC trucks/SUVs (S10, Blazer, Jimmy, Sonoma).(1) Unused Dorman 599-710 ABS Control Module.Original Dorman factory packaging