How much does emission control cost to fix?

The cost to fix emission control systems can vary widely depending on the vehicle make and model, the specific issue, and the required repairs. On average, repairs can range from a few hundred to several thousand dollars. For example, replacing a catalytic converter can cost between $1,000 to $2,500, while simpler repairs may cost less. It's advisable to get a detailed estimate from a qualified mechanic for an accurate assessment.