Fig 1: Blowing Dirt Out Of Fitting (Metal Collar)

Courtesy of GENERAL MOTORS CORP.

Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
Remove the retainer from the quick-connect fitting, if applicable.

CAUTION: Wear safety glasses when using compressed air, as flying dirt particles may cause eye injury.

Blow dirt out of the fitting using compressed air.

Fig 2: Releasing Quick Connect Locking Tabs (Metal Collar)

Courtesy of GENERAL MOTORS CORP.

Choose the correct tool from J 37088-A tool set for the size of the fitting. Insert the tool into the female connector, then push inward to release the locking tabs. See Special Tools and Equipment .

Fig 3: Releasing Quick Connect Locking Tabs (Metal Collar)

Courtesy of GENERAL MOTORS CORP.

Pull the connection apart.

NOTE: If necessary, remove rust or burrs from the fuel pipes with an emery cloth. Use a radial motion with the fuel pipe end in order to prevent damage to the O-ring sealing surface. Use a clean shop towel in order to wipe off the male tube ends. Inspect all the connections for dirt and burrs. Clean or replace the components and assemblies as required.

Using a clean shop towel, wipe off the male pipe end.
Inspect both ends of the fitting for dirt and burrs. Clean or replace the components as required.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

Removal Procedure

Use the Manual With the Right Hardware

When to See a Mechanic