96 T&C...Service Engine code..

code came up as p0125. anyone had this issue before?

No but: http://www.obd-codes.com/trouble_codes/generic/p0125-insufficient-coolant-temperature-for-closed-loop-fuel-control.php

If it seams like it takes too long for your car to warm up ie, cool air from the heater or temp gauge slow to rise, I would try a new thermostat first.