Chevy Equinox P0420 Code P0420 chevy equinox issue and solutions to fix properly Equinox p0420 properly smarter P0420 Chevy Equinox Issue and Solutions to Fix Properly - UNCRD LAC P0420 Chevy Equinox Issue and Solutions to Fix Properly - UNCRD LAC Check Details ← Chevy Impala Engine Light Gas Tank Pressure Chevy Malibu 2.4 Engine → Share with friends Link copied