General Information
The Sentry Key system complies with FCC rules Part 15 and with RSS-210 of Industry Canada. Operation is subject to the following conditions:
• This device may not cause harmful interference.
• This device must accept any interference that may be received, including interference that may cause undesired operation.
See also:
Multi-Displacement System (MDS) (If Equipped) — 5.7L Engine Only
This feature offers improved fuel economy by shutting
off four of the engine’s eight cylinders during light load
and cruise conditions. The system is automatic with no
driver inputs or additio ...
Call Termination
To end a call in progress, momentarily press the
button. Only the active call(s) will be terminated and if
there is a call on hold, it will become the new active call.
If the active call is ter ...
Supported MP3 File Formats
The radio will recognize only files with the *.MP3 extension as MP3 files. Non-MP3
files named with the *.MP3 extension may cause playback problems. The radio is designed
to recognize the file as ...


