I found this TSB. Take a look at it and let me know if you experience any of the problems.
TSB data for: 1998 FORD EXPLORER
Bulletin Number: 9987
Sequence Number: 621290
Date: 19990527
Component Name: 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)
Make: FORD
Model: EXPLORER
Year: 1998
Summary:
SOME VEHICLES MAY EXHIBIT HARSH DOWNSHIFT FROM 3RD TO 1ST GEAR WHILE STOPPING, HESITATION AFTER ACCELERATION FROM STOP AND / OR LACK OF POWER AFTER ACCELERATION FROM STOP ON VEHICLES WITH 4.0L OR 5.0L ENGINES.
As far as the TCM, I believe it is mounted on the transmission.
Tuesday, December 22nd, 2020 AT 8:47 AM
(Merged)