Hello and welcome to Just answer.com, Super mechanic here. About your vehicle.
There has been a service bulletin for that type of concern. That would involve a flash of the PCM, which would have to be done by the dealership, I hate to have to say.
Here is what it states.
NUMBER: 18-006-02 REV. A
GROUP: Vehicle Performance
DATE: February 25, 2002
THIS BULLETIN IS BEING PROVIDED IN ADVANCE. THE MDS2 MUST BE OPERATING WITH CIS/ISIS CD2103 OR HIGHER, AVAILABLE MARCH 18, 2002.
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 18-006-02, DATED MARCH 4, 2002, WHICH SHOULD BE REMOVED FROM YOUR FILES. THIS IS A COMPLETE REVISION AND NO ASTERISKS HAVE BEEN USED TO HIGHLIGHT REVISIONS.
Some vehicles may exhibit one or more of the following performance conditions: