Check the play of the release bearing by spinning it by hand. If there is excessive play or noise, replace the release bearing.

NOTE: The release bearing is packed with grease. Do not wash it in solvent.
Removal
Drain the engine coolant.
Remove the air cleaner.
Remove the heater hose clamp bracket mounting bolt (A) and the harness
holder mounting bolt (B).
...
A/T Countershaft Reverse Selector Hub Installation (A/T)
Special Tools Required
Driver Handle, 40 mm I.D. 07746-0030100
Install 1st gear, 2nd gear, 3rd gear, the 33.2 x 40 x 26 mm
collar, the 29 mm cotters, and the 33 x ...
Security System Alarm
The security system alarm activates when the doors, tailgate, or hood are
opened
without the key, or remote transmitter.
■ When the security system alarm activates
The horn sounds intermitt ...