The Trans Sport carried over from 1990 with only mild alterations.  A two-plus-three-plus-two seating arrangement was a new option for the SE, and larger 205/65R-15 touring ries were standard on the SE. The same 3.1-liter, 120-horsepower V-6 powered the composite bodied minivan. 1990 Pontiac Trans Sport Test Drive 1995: Pontiac Takes a Caravan into Mini-Van’dom 1987: … Continue reading 1991 Pontiac Trans Sport Manufacturer Promo