inputs.text: high hopes updated bottom - really wanted unit would factory look came factory wiring harnesses would allow current features controls vehicle work reading reviews little nervous getting no name brand not want unit already opened installed returned read one review unit received new screws holding dvd cradle shipping still installed happy hopes highi installed unit today 2011 chevy tahoe used afternoon first use unit seems everything not run features functions update review run unit steering wheel controls work door chimes turn signals factory bluetooth onstar like windows operating software allows use usb connected drives applethe installation simple took couple hours run tools fabricate mounting bracket gps antenna general knowledge removing interior trim panels dashboard not trouble installing unit include couple links sites used referencestart removing side post covers front dashboard panel need 8mm 10mm plastic pry tool remove trim around radio controls trim piece around radio takes work pry get popping come remove controls bottom remove radio disconnect cablesif get gm upgrade radio gps antenna comes mounted metal base snaps area dashboard since not want magnetic antenna stuck outside truck figure good route wire truck decided use gm mounting area cut piece sheet metal fit space flashing left skylight install tin snips file needed fastened padded two sided tape bottom sheet metal fastened mounting space give cushion keep rattling lip plastic insert one side sheet metal put short tek screw corner side sheet metal plastic hold place case summer sun loosens adhesive antenna mounted routing antenna cable unit short run dash majority work not hardyou really dont need directions take harnesses need connect cables connect unit fit go takes no time place wire neatly space behind unit fasten place ready gohere links good information gives good look process files large pdfs info good picturesif links not show search following tube video gives good view install search gm guide units different installation went antenna inside stated no problems loss service using today\\navigation install gmc yukon yukon xl sierra chevy tahoe suburban silverado\\[ ] \\gm navigation upgrade installation guide\\here video help want mount gps antenna outside[ ] \\automobile gps antenna installation instruction\\get plastic tool kit worth money save comments not keep usb port console order adapter link allow connect mini usb male fitting stock cable usb cable coming unit allow connect usb console connected together wrapped black tape keep connections coming follow using features functions maybe year let know operating comment sooner stops working feeling really good todayi used unit first long trip maps gps outdated traveled new roads not show maps not looked updating yet hope wont difficult expensiveif looking complete factory look feel little disappointed items slightly door chime sound different loud not adjustable sound set loud go equalizer reduce settings get system point setting \\1\\ conversation level couple minor items price paid stil give 5 stars sound great