Possibly the DRAC module located under the dash to the right of the steering column?

A brass drift and a mallet would work fine.

Just keep a fire extinguisher close by. Always.

Hi, there have been reports of the distributor gear developing an "apple core" (teeth worn out in the middle) problem and running intermittently and poorly. See if you can wiggle the rotor back and forth much, or pull the distibutor out to see what shape the drive gear is in. Make sure you...