Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › P0420 Code – 2013 Chevy Equinox 2.4 › Reply To: P0420 Code – 2013 Chevy Equinox 2.4 February 23, 2022 at 4:56 pm #993738 Dave TidmanParticipant An oldie but a goodie to watch: https://www.youtube.com/watch?v=9VZ5K8n5jj0 A scanner with live data may help.