you can program the key very easly it takes no more than 3 min ill send u a link of how to do it i did it in my 02 trep very easy (1) Obtain the additional Sentry Key transponder
blank(s) that are to be programmed for the vehicle. Cut
the additional Sentry Key transponder blanks to match
the ignition lock cylinder mechanical key codes.
(2) Insert one of the two valid Sentry Key transponders
into the ignition switch and turn the ignition
switch to the ON position.
(3) After the ignition switch has been in the ON
position for about three seconds, but no more than
fifteen seconds, cycle the ignition switch back to the
OFF position. Replace the first valid Sentry Key in
the ignition lock cylinder with the second valid Sentry
Key and turn the ignition switch back to the ON
position. Both operations must be performed within
(4) About ten seconds after the completion of Step
3, the VTSS indicator LED will start to flash and a
single audible chime tone will sound to indicate that
the system has entered the “Customer Learn” programming
(5) Within about fifty seconds of entering the “Customer
Learn” programming mode, turn the ignition
switch to the OFF position, replace the valid Sentry
Key with a blank Sentry Key transponder, and turn
the ignition switch back to the ON position.
(6) About ten seconds after the completion of Step
5, a single audible chime tone will sound and the
VTSS indicator LED will stop flashing and stay on
solid for about three seconds to indicate that the
blank Sentry Key transponder has been successfully
programmed. The SKIS will immediately return to
normal system operation following exit from the
“Customer Learn” programming mode.
(7) Go back to Step 2 and repeat this process for
each additional Sentry