C 2500 Suburban 2WD V8-6.5L DSL Turbo VIN F (1995)
Fuel Filter Drain Valve
WARNING: Before attempting any "On-Vehicle Service" place a dry chemical (Class B) fire extinguisher near work area. The water/diesel
fuel mixture is flammable, and could be hot. To help avoid personal injury and/or property damage, do not touch the fuel coming from the
drain hose, and do not expose the fuel to open flames or sparks. Be sure you do not overfill the container. Heat (such as from the engine) can
cause the fuel to expand. If the container is too full, fuel could be forced out of the container. This could lead to a fire and the risk of personal
injury and1or vehicle damage.
1. Turn "OFF" the engine and apply the parking brake.
2. Place a suitable container under the filter drain hose.
3. Open the drain valve,
4. Start the engine and allow it to idle for one to two minutes or until clear fuel is observed.
5. Close the drain valve and stop the engine.
6. Dispose of the drained mixture in a proper manner.
NOTE: If the "Water in Fuel" lamp remains "ON" after the fuel manager/filter is purged of water, remove the water sensor. Refer to Water in
Fuel Sensor Service and Repair. Wipe the tip of the water sensor clean. Reinstall the water sensor. If the "Water in Fuel" lamp remains "ON,"
replace the water in fuel sensor. See: Service and Repair
