Causes and Fixes P0496 Code GMC Acadia
If you have a GMC Acadia with a P0496 error code, the onboard computer (ECM) is seeing a problem with the EVAP system. A GMC P0449 OBDII error code is listed as “Evaporative Emission (EVAP) System Flow During Non-Purge.” Common causes include a bad gas cap that is not sealing or purge valve. Causes and… Read More »