Don't know about average age, but my our (since replaced) 1990 Grand Caravan trans was replaced under the 7 year 70K mile manufacturer warranty at 48K and 6 years and 9 months. They upgraded the computer at that time as well, so you might be able to determine if this one had it done as well.
Bob
I found a 1990cargo van with the 3.3 V-6 and an Auto trans.
> It has 87K on the clock and the shape of the van would support this, it was
> a painters van for an old semiretired painter.
> The question is is this one of the vans with a questionable tranny and if so
> around what mileage do they ususally pack it in?
> TIA
> Mandrake
>