GMC 2003 Sierra - Manual (Page 260)

Radio (confct)
Fiacjiq Display
Message
Condition Acllon' Required
No inlo Catei;ofy Name not
avaiLajbie No calego 7 informalion is available al Ibis time on this
channeL Your sysiem ie working properly.
No Info No TeifVInfo/mationaä
message avail abfs No te^1 or inform^tfiimal rnassagas arc available at Ihls
lime on Ibia channel. Youf system is working properly.
Nol Found No channel available for
ihe chosen category Thera are no channels available for the category you
selected Your system is working prnparly.
XM Locked TheM lock active The XM receiver in your vehicle mgy have pnavlousty been
in another vehicle. Fnr security purposes. XM receivers
cannot be swapped belween vehicles.
If
you receive this
message after having your vehicla serviced, check with the
servicing facility.
Radio fD Radiü tD label
{channel 0)
If you tune to channel 0. yon will see this message
alternating with your XM Radio Q digit radio ID label. This
label Js needed to activate your service.
Unknown Radio ID nol known
{should only be if
hardware failure)
If you receive ihls message when you tune to channel 0.
you may have a receiver fault. Consult with your dealer^
Chk XMRcvr Hardware failure If this message does not clear within a shod period of Time,
your receiver may have a fault. Consult with your retail
tocafion.
3-105