Brad's Car Manuals: A 3rd party mirror of CHARM + LEMON car manuals
Home >> GMC >> 1983 >> Forward Control 6.2 J, Standard >> Repair and Diagnosis >> Engine Performance >> System >> PCV System >> Maintenance >> PCV Valve

PCV Valve

Download the full database via torrent (~1.1 TB)

Check every 15,000 miles and replace every 30,000 miles on Light Duty Emission models (up to 8500 lbs. GVW). Check every 12,000 miles and replace every 24,000 miles on Heavy Duty Emission models (over 8500 lbs. GVW). Valve is located on rocker cover.