It has the engin light on and the fault is P0496 what is the reson for that on 2009 GMC Acadia

The mileage is 120000km now

Asked by for the 2009 GMC Acadia
1 answer 2 comments
evap solenoid flow during non purge. seek diag and est
How can i repair it ?
try www.alldatadiy.com