Tnr800
 

Dear ,

hope that u r doing more than fine .

kindly could u help me plz , i saw ur explanation for OEM Navigation upgrade for GMT800`s .

so first could u provide me with TNR800 installation instruction , since the link is not opening with me !!

also could u help me , i have yukon denali 2006 with GMT800 TNR , 6 CD changer , and DVD , every thing is working fine with sound , but only the CD is working and i can see that on the screen , but with out any sound ... , so i need the connection to test if there is sound output from the cd , or kindly advice .

ur reply is highly appreciated .

thanks in advance .
kindly could u reply to lmq@hotmail.com

best regards,
loai