Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

{Model year 14 and older} DTCs P0502, P0503 are Type B DTCs.
{Model year 15 and newer} DTCs P0502, P0503 are Type A DTCs.