Core returns...they simply don't accept them. You pay frequently over one hundered for the core, this is common practice. However you usually return the part to the parts counter where you purchased the part. Autopartswarehouse does things in a criminal fashion. THEY collect the core charge...and then when you try to return the core you need a rma number written on the box. Only trouble is they don't give you a rma number...if you try to get a rma number on the phone they put you on hold...forever...if you send an e-mail they... read full review »