Operation CHARM: Car repair manuals for everyone.

Light Duty Vehicles

NOTE: Applicable to Light Duty vehicles only, (GVW 8500 lbs and under).


Emission Component

EGR - Check Valve Operation & Clean EGR Passages every 52,500 miles
Crankcase Inlet Air Filter - Clean every 60,000 miles
Engine Air Filter - Replace every 30,000 miles
Oxygen Sensor - Replace every 80,000 miles
PCV Valve - Replace every 60,000 miles
Vacuum Operated Emission System Components -
Inspect & Replace if Necessary every 60,000 miles