Express 3/4 Ton Van V8-6.5L DSL Turbo VIN F (1999)
Fuel Injector Line: Service and Repair
REMOVAL PROCEDURE
TOOLS REQUIRED
J 39664 Manifold Cover Set.
IMPORTANT: Clean all of the line fittings that will be loosened or removed.
1. Disconnect the negative battery cables.
2. Remove the intake manifold.
IMPORTANT: Before doing any further service work, cover the intake ports with the J 39664 manifold cover set.
3. Remove the injection line clips at the loom brackets.
4. Disconnect the injection lines at the nozzles.
^
Cap the lines and the nozzles immediately.
^
Do not bend the injection lines.
5. Remove injection lines at the pump.
^
Cap the lines and the pump fittings immediately.
^
Tag the lines for installation.
INSTALLATION PROCEDURE
1. Install the injection lines at the pump.
^
Uncap the lines and the pump fittings.
^
Refer to the tags for correct installation.
^
Connect the injection lines at the nozzles.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Uncap the lines and the nozzles.
Tighten
Tighten fittings to 25 N.m (18 lb ft).
3. Install the injection line clips at the loom brackets.
4. Remove the J 39664 manifold cover set.
5. Install the intake manifold.
6. Connect the negative battery cables.
