Chevrolet 1500 Pickup
Report: Check Engine Light Due to Gas Cap Issue
Chevrolet 1500 Pickup Problem
Exhaust & Emissions Affected: Gasoline
Average Mileage: 127,850 mi (67,500 mi - 188,200 mi)
A Loose or worn gas cap may cause Check Engine Light to illuminate.
Visitor, 1996 Chevrolet 1500 Pickup, 188,200 mi
Check engine light was on and had a code 420 or 430 can't remember but a new cat. conv. fixed it