Express 3500 V8-4.8L VIN V (2005)
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Remove the tire and wheel assembly.
3. Clean all dirt and foreign material from the brake hose and brake pipe fittings.
4. Using a backup wrench on the hose fitting, disconnect the brake pipe fitting from the brake hose, then cap or plug the brake pipe fitting end.
5. Remove the brake hose retaining clip from the hose mounting bracket.
6. Remove the jounce hose from the bracket.
Important: Install a rubber cap or plug to the exposed brake pipe fitting ends in order to prevent brake fluid loss and contamination.
7. Remove the brake hose to caliper bolt from the brake caliper.
8. Remove and discard the 2 copper brake hose gaskets. These gaskets may be stuck to the brake caliper housing or the brake hose end.
9. Remove the brake hose from the vehicle.
Installation Procedure
1. Important:
Install 2 new copper brake hose gaskets.
Assemble the 2 new copper brake hose gaskets and the brake hose bolt to the brake hose.
2. Notice:
Refer to Fastener Notice in Service Precautions.
Install the brake hose to the caliper bolt and 2 new washers to the brake caliper.
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Tighten the bolt to 44 Nm (32 ft. lbs.).
Important: The brake hose must not be twisted. Make sure the brake hose is not in contact with any suspension component.
3. Install the brake hose to the bracket.
4. Remove the rubber cap or plug from the exposed brake pipe fitting end.
5. Connect the brake pipe fitting to the brake hose.
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Use a backup wrench on the hose fitting.
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Do not bend the bracket or the pipe.
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Tighten the fitting to 25 Nm (18 ft. lbs.).
6. Install the brake hose retaining clip to the hose mounting bracket.
7. Ensure that the hose does not make contact with any part of the suspension. If the hose makes contact, remove the hose and correct the condition.
8. Bleed the hydraulic brake system.
9. Lower the vehicle.
