my truck stall s when i come to a stop? on 2002 Dodge Durango

truck runs great when im driving down the road but as soon as come to a stop it runs real rough and stalls? it says p0440 emissions malfuction any ideas ?

Asked by for the 2002 Dodge Durango
1 answer
po440 is an evap leak, have a smoke test done by your mech,there may be a vac leak causing some issue