gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Fuel Feed and Evaporative Emission Hose Replacement (Front)|Page 4477 > < Fuel Feed and Evaporative Emission Hose Replacement (Front)|Page 4475
Page 1
background image

Fuel Supply Line: Service and Repair
Fuel Line Replacement - Chassis (1500 Regular Cab)

Fuel Line Replacement - Chassis (1500 Regular Cab)

Removal Procedure

Note:  Clean all fuel and evaporative emission (EVAP) lines connections and surrounding areas prior to disconnecting the lines in order to avoid
possible fuel and/or EVAP system contamination.

1. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief (CH-48027)   (See: Fuel Filter/Fuel Pressure Release/Service and Repair)Fuel

Pressure Relief (Without CH-48027)   (See: Fuel Filter/Fuel Pressure Release/Service and Repair).

2. Disconnect the engine evaporative emission (EVAP) line (1) quick connect fitting from the chassis EVAP line. Refer to Plastic Collar Quick

Connect Fitting Service   (See: Fuel Line Coupler/Service and Repair/Plastic Collar Quick Connect Fitting Service).

3. Disconnect the fuel feed line quick connect fitting (2) from the fuel rail. Refer to Metal Collar Quick Connect Fitting Service   (See: Fuel Line

Coupler/Service and Repair/Metal Collar Quick Connect Fitting Service).

4. Cap the fuel rail and EVAP pipes.
5. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle   (See: Maintenance/Vehicle Lifting/Service and Repair).
6. Unbolt and reposition the front propeller shaft, if required. Refer to Front Propeller Shaft Replacement   (See: Transmission and

Drivetrain/Drive/Propeller Shafts, Bearings and Joints/Drive/Propeller Shaft/Service and Repair/Front Propeller Shaft Replacement).

Fuel Feed and Evaporative Emission Hose Replacement (Front)|Page 4477 > < Fuel Feed and Evaporative Emission Hose Replacement (Front)|Page 4475