Fuel Feed Line/EVAP Canister Purge Line: Removal

Position vehicle on hoist
CAUTION: FUEL SUPPLY LINES WILL REMAIN PRESSURIZED FOR LONG PERIODS OF TIME AFTER THE ENGINE IS SHUT DOWN. THIS PRESSURE MUST BE RELIEVED BEFORE SERVICING THE FUEL SYSTEM.
Relieve pressure in fuel system at fuel pressure test port. Refer to RELIEVING FUEL PRESSURE .

Fig 1: Relieving Fuel Pressure
Courtesy of GENERAL MOTORS CORP.
Remove retaining screw (10 mm hex) at fuel line clip to the intake manifold brace.

Fig 2: 10 mm Hex Retaining Screw
Courtesy of GENERAL MOTORS CORP.

NOTE: To prevent fuel from draining out of the fuel rail, install a soft plastic or vinyl cap (3/8" I.D.) over the fuel rail connection.
Disconnect fuel feed line at fuel rail and EVAP canister purge line at purge solenoid (both are quick connects).
CAUTION: MAKE SURE VEHICLE IS PROPERLY SUPPORTED AND SQUARELY POSITIONED. TO HELP AVOID PERSONAL INJURY WHEN A VEHICLE IS ON A HOIST, PROVIDE ADDITIONAL SUPPORT FOR THE VEHICLE ON THE OPPOSITE END FROM WHICH COMPONENTS ARE BEING REMOVED. MAKE SURE HOIST DOES NOT CONTACT FUEL OR BRAKE LINES.

NOTE: Purge solenoid connection may be more accessible from under vehicle.
Raise vehicle to a comfortable working height.
Disconnect 90° fuel feed line quick connect at the outlet of fuel filter/pressure regulator.
Disconnect 90° EVAP canister purge line quick connect at front edge of fuel tank.

Fig 3: Disconnecting 90° EVAP Canister Purge Line
Courtesy of GENERAL MOTORS CORP.
Remove (4) attachment screws (10 mm hex) and remove fuel/brake line shield on underbody.

Fig 4: Fuel/Brake Line Shield On Underbody
Courtesy of GENERAL MOTORS CORP.
Remove all (6) attachment nuts (10 mm hex) securing fuel/purge line bundle retainer clips to underbody and remove clips from brake lines.
Open retainer clip at left-hand body side rail and remove fuel and purge line.
Remove fuel/purge line bundle from vehicle.