NOTE:
Check the radio reception in an open area.
Compare it to a known-good vehicle of the same
model, year, and trim level whenever possible.
If necessary, have the customer demonstrate the
sym
1. With the ignition switch ON (II), push the power
switch ON to see if navigation unit turns ON.
Does the navigation unit display operate properly, and does the audio sound
normal? YES-Intermittent
NOTE:
Set the fader and balance positions to the center.
Before doing symptom troubleshooting, do the
power switch will not turn ON troubleshooting.
1. Check that the volume button is not set to
Removal
1. Make sure you have the anti-theft code for the
audio system and the navigation system (if
equipped), then write down the XM radio presets.
2. Disconnect the negative cable from the battery first,
then disconnect the positive cable.
3. Remove the drive belt.
4. Remove the drive belt aut