PCV Valve
On Light Duty Emission models (up to 8, 500 GVW), check every 15, 000 miles and replace every 30, 000 miles. On Heavy Duty Emission models (over 8, 500 GVW), check every 12, 000 miles and replace every 24, 000 miles.
On Light Duty Emission models (up to 8, 500 GVW), check every 15, 000 miles and replace every 30, 000 miles. On Heavy Duty Emission models (over 8, 500 GVW), check every 12, 000 miles and replace every 24, 000 miles.