I spent over 90 hours searching for a small power draw in my 1991 nercedes 560 sec. mobile west found it in less than an hour, it iwas in the way the ""Tent Sale" installer installed my radio. Mobile West will not try to sell you something you dont need, VERY PROFESSIONAL COMPANY AND VERY PROFESSIONAL INSTALLERS ""NO SHORT CUTS IF THEY CAN"T DO IT RIGHT THEY WON"T DO IT AL ALL>>>> MY 1991 is my BABY 99 RESTORATION I Get nervious when anyone other than myself works on her, however I have no problems letting Mobile West Work on Her Thanks again Jim P. You got my business for life and anyone I know I send them your way andy questions give me a call Jim P. 503-577-3382 anytime