1995 Chevrolet Suburban Owner's Manual - Page 372
1995 Chevrolet Suburban Manual
Page 372 highlights
Every 27,000 Miles (45 000 km) Spark PlugsReplacement Every 50,000 Miles ( 8 3000 km) Automatic Transmission Service Every 60,000 Miles (100 000 km) Spark Plug Wire Inspection Exhaust Gas Recirculation (EGR) System Inspection Fuel Tank, Cap and Lines Inspection Evaporative Emission Control System Inspection Electronic Vacuum Regulator Valve (EVRV) Inspection 1 Schedu/e I Definition- Diesel Engines Follow Maintenance Schedule Iif any one of these is true for your vehicle: Most trips are less than 5 to 10 miles (8 to 16 km). This is particularly important when outside temperatures are below freezing. Most trips include extensive idling (such as frequent driving in stop and go traffic). I You operate your vehicle in dusty areas oroff-road frequently. 0 You frequently tow a trailer or use a carrier on top of your vehicle, Schedule I should also be followed if the vehicle is used for delivery service, police, taxi, or other commercial application. 7-9