P0420 Code 2012 Chevy Equinox
Fix code p0420 on chevrolet cruze, chevy sonic catalyst system P0191 equinox P0420 cruze catalyst threshold
P0191 Chevy equinox - YouTube
Image3 jpeg chevy P0191 chevy equinox 2012 chevrolet equinox 135,000miles 2.4l p0420 keeps coming back. i