This is an electrical part. If you have any questions about this part, please e-mail or call us AT 954 513-8359. If you do not want this part, 1) You may return the UNOPENED , UNUSED & UNINSTALLED part within 14 days of delivery for a full refund “ The Plug Seal & Warranty stickers must not have been TAMPERD, ALTERED or REMOVED for a full Refund minus Shipping & Handling “ . 2) After 14 days refund 50% restocking fee will be charged for Prepping, Rebuilding, and Programming Cost & Tech Time’. Minus any shipping and handling. If the part was misdiagnosed or part was installed for testing there is a 60% restocking fee off of the refund”. The returned part must be in the same condition and working as when we shipped it to you “These units are not for testing”. We do not pay refund return shipping charges and our Core Return label may not be used for a refund return. If you ordered the wrong part we will exchange it for the correct part if you pay the shipping. Auto Computer Specialist is not responsible for customers that don’t want to pay a workshop, lost or miss-mailed units to us for warranty or R&R services.