LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 1985 >> Forward Control 5.7 M, Automatic, 475/M40 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Air Injection System >> Maintenance >> Notes
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Air Injection System: Maintenance: Notes

Approximately every 15,000 miles, air injection system components should be checked for proper operation and condition. No regular parts replacement schedule is required. Service is limited to replacement of air pump filter, if it becomes clogged.