Rear Washer Hose Replacement TrailBlazer, Envoy

1. Disconnect the rear washer hose connection (2) near the coolant tank.
2. Remove the washer hose grommet (1) from the hole in the bulkhead, and feed the washer hose into the vehicle.
3. Remove the right front sill plate. Refer to Rear Side Door Sill Plate Replacement .
4. Roll the carpet inward to expose the wiring harness/hose assembly.
5. Remove the rear seat backs.
6. Remove the rear compartment anchors.
7. Roll the carpet forward to expose the wiring harness/hose assembly.
8. Remove the left rear quarter upper trim panel. Refer to Quarter Upper Trim Panel Replacement .



9. Open the liftgate to access the pass-through grommet.
10. Disconnect the grommet from the liftgate to access the washer hose connection.
11. Cut the exposed ends of the washer hose from the body wiring harness.
12. Remove the hose from the vehicle.

1. Install the washer hose to the vehicle.
2. Route the hose along the body wiring harness.
3. Tape the washer hose to the body wiring harness with 3 wraps of electrical tape, every 100 mm (4 in).
4. Roll the carpet back into place along the floor panel.
5. Install the rear compartment anchors.
6. Install the rear seat backs.
7. Install the right front sill plate. Refer to Rear Side Door Sill Plate Replacement .



8. Connect the washer hose connection at the liftgate.
9. Connect the pass-through grommet the liftgate.
10. Install the left rear quarter upper trim panel. Refer to Quarter Upper Trim Panel Replacement .



11. Install the rear washer hose out through the bulkhead, and seat the grommet (1).
12. Connect the rear washer hose connection (2) near the coolant tank.