The 30 day period starts when you take possession of the part. Pick-up at our facilities is available. Most packages are delivered in the continental US within 5 days. We answer all messages in the order we receive them. Core is an acronym for'Cash On Return'.A core charge is sometimes applied to rebuildable parts such as engines or alternators that can be redeemed for a portion of their original price. If the part you are purchasing has a core charge applied, it will be noted in the description. A standard code system is used to communicate the condition and quality of a part between automotive recyclers, automotive repair shops, and insurers. It is of low miles and/or exceptional condition for its age. The second level quality part. It is of average miles and normal condition for its age. The third level quality part. It has high miles and/or light damage. A part that has not yet been graded. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Interior Parts & Accessories\Other Interior Parts & Accessories". The seller is "propartworksllc" and is located in this country: US. This item can be shipped worldwide.