what makes a 2004 monte carlo LS motor not spark and start? on 2004 Chevrolet Monte Carlo

codes thrown P0420, and the misfire code. check engine light on. turns over but no spark. not cam shaft position sensor changed it. has over quarter tank of gas

Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
0 answers