Operation CHARM: Car repair manuals for everyone.

Emission Control Systems: Service and Repair


Emission Component

Emission System Vacuum Hoses - Replace every 60,000 miles

Exhaust System - Check every 7,500 miles

Oxygen Sensor - Replace every 82,500 miles

Spark Plugs - Replace every 30,000 miles

Spark Plug Wires - Replace every 60,000 miles