I need to replace the catalytic converter and camshaft sensors of Chevy equinox

There are two error codes on my 2012 Chevrolet equinox ltz: P0011 and P0420. They are for catalytic converter and camshaft sensors. I need a good mechanic to fix them for me. Please give me an estimate.

• Bethesda, Maryland, United States

Created at: 8 months ago