Fuel System Cleaning. Geo Prizm 1996

For 1990-2009 cars

### Removal Procedure

If a fuel system problem occurs due to contaminated fuel or foreign material in the fuel tank, the tank must be cleaned. If the tank is rusted or is still contaminated after cleaning, the tank must be replaced.

1. Remove the fuel tank from the vehicle. Refer to Fuel Tank Replacement.
2. Remove the eight bolts and the fuel sender assembly from the fuel tank.
3. Remove the one clamp, fuel vapor hose and the fuel tank vent valve from the fuel tank.

### Cleaning Procedure

Important: If the inside of the fuel tank contains any traces of rust after cleaning, replace the tank.

1. Clean the fuel tank by filling with hot water and shaking vigorously for five minutes.
2. Clean the fuel tank by draining it. Make sure that all of the water is removed from the fuel tank.

### Installation Procedure

1. Install the fuel vapor hose and fuel tank vent valve to the fuel tank; secure with one clamp.
2. Install the fuel sender assembly to the fuel tank; secure with eight bolts.

Tighten
Tighten the fuel sender assembly bolts to 4 N·m (35 lb in).

3. Install the fuel tank to the vehicle. Refer to Fuel Tank Replacement.