One problem related to transmission stuck in gear has been reported for the 1999 Chevrolet S10. The most recently reported issues are listed below.
Speedometer would drop to zero & then go back to 50. Also, brake pedal would pulsate, and abs light came on/transmission stuck in one gear when shifting. Took to dealer & had problems repaired. All problems were intermittent and not readily duplicated. Since repairs, the problems have returned.