Walt Stanley
Pine Barrens Trucker
- Location
- Little Egg Harbor, NJ
I put in a new Magnaflow cat. The cores in the old one were rattling around. It's quiet now. BUT, after about 10 minutes on the road, the engine light came on. When I rev the engine and back off, I get a little backfire sometimes. Should I replace the O2 sensor and how do I reset the Engine Light?