Installation Procedure

Fig 1: Locating Fuel Feed, Fuel Return & EVAP Pipes

Courtesy of GENERAL MOTORS CORP.

CAUTION: In order to Reduce the Risk of Fire and Personal Injury: If nylon fuel pipes are nicked, scratched or damaged during installation, they must be replaced.

NOTE: Always re-attach the fuel lines and fuel filter with all original type fasteners and hardware.
Do not repair sections of fuel pipes.

NOTE:

Secure the fuel pipes to the frame in order to prevent chafing. Maintain a minimum of 13 mm (1/2 inch) clearance around a pipe in order to prevent contact and chafing. Maintain a minimum of 19 mm (3/4 inch) around any moving part.
Do not allow the fuel pipes to come into contact with the fuel tank or underbody.

IMPORTANT: If the fuel line attaching hardware is damaged or broken, replace the hardware.

Install the fuel pipe attaching hardware as noted during removal.
Remove the caps from the fuel pipes.

Fig 2: View Of Fuel Pipes

Courtesy of GENERAL MOTORS CORP.

Connect the fuel feed and EVAP pipes to the fuel tank. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
Lower the vehicle.

Fig 3: Locating Fuel Pressure & Evaporative Emission (EVAP) Pipes

Courtesy of GENERAL MOTORS CORP.

Connect the fuel feed and EVAP pipes to the engine. Refer to Quick Connect Fitting(s) Service (Plastic Collar) and Quick Connect Fitting(s) Service (Metal Collar) .
Lower the vehicle.
Tighten the fuel fill cap.
Reconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (LA1) in Engine Electrical.
Inspect for fuel leaks with the following procedure:
1. Turn ON the ignition for 2 seconds.
2. Turn OFF the ignition for 10 seconds.
3. Turn ON the ignition.
4. Inspect for fuel leaks.