GM Service Manual Online
For 1990-2009 cars only

Maintenance Schedule - Short Trip/City for Chevrolet Cavalier (CNG) 1998

The services shown in this schedule up to 160 000 km (96,000 miles) should be performed after 160 000 km (96,000 miles) at the same intervals.

Every 5 000 km (6,000 Miles)

    • Inspect the fuel lines and the fittings for leaks.
    • Inspect the fuel vapor hoses and clamps for leaks.
    • Inspect the fill valve O-ring.

Every 100 000 km (60,000 Miles)

    • Replace the spark plugs.
    • Replace the high pressure regulator (HPR) filter.