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Tahoe / Yukon Service Manual

Windshield Washer Nozzle Replacement

Special Tools J–39822 Wiper Arm Puller Equivalent regional tools: Special Tools Removal Procedure

Windshield Washer Nozzle Replacement — figure 1
Windshield Washer Nozzle Replacement — figure 1
  1. Using the appropriate trim tool, remove both windshield wiper arm finish caps (1) from the windshield wiper arms (3).
  2. Windshield Wiper Arm Nut (2) » Remove [2x]
  3. Use the J–39822 Wiper Arm Puller to remove the wiper arms (3) from the wiper motor pivot shaft.
Windshield Washer Nozzle Replacement — figure 2
Windshield Washer Nozzle Replacement — figure 2
  1. Apply two layers of masking tape to the painted surface around the top edge of the air inlet grille panel extensions (1) to prevent paint damage.
  2. Using a suitable plastic trim tool, carefully release the air inlet grille panel extension clips.
  3. Air Inlet Grille Panel Extension  (1) » Remove [2x]
Windshield Washer Nozzle Replacement — figure 3
Windshield Washer Nozzle Replacement — figure 3
  1. Hood Rear Outer Air Inlet Seal Retainers (1) » Remove [2x]
  2. Hood Rear Outer Air Inlet Seal (2) » Remove [2x]
Windshield Washer Nozzle Replacement — figure 4
Windshield Washer Nozzle Replacement — figure 4
  1. Air Inlet Grille Panel Retainer (1) » Remove [8x]
  2. Windshield Washer Nozzle Hose » Disconnect [3x]
  3. Lift the front edge of the air inlet grille panel (2) and slide the panel forward from both hood hinges to remove.
Windshield Washer Nozzle Replacement — figure 5
Windshield Washer Nozzle Replacement — figure 5

  1. Disconnect the windshield washer nozzle hose at the windshield washer nozzle being serviced. (1)

  2. Compress the locking tabs on the windshield washer nozzle. (1)

  3. Remove the windshield washer nozzle from the air inlet grille panel. (1) Installation Procedure

  4. Install the appropriate windshield washer nozzle (1) by pushing it through the air inlet grille panel.

  5. Ensure the locking tabs on the appropriate windshield washer nozzle (1) fully seat to the air inlet grille panel.

  6. Connect the windshield washer nozzle hose to the appropriate windshield washer nozzle.

  7. Air Inlet Grille Panel (2) » Install

  8. Windshield Washer Nozzle Hose » Install [3x]

  9. Air Inlet Grille Panel Retainer (1) » Install [8x]

  10. Hood Rear Outer Air Inlet Seal (2) » Install [2x]

  11. Hood Rear Outer Air Inlet Seal Retainers (1) » Install [2x]

  12. Air Inlet Grille Panel Extension (1) » Install [2x]

  13. Remove the double layer of masking tape around the perimeter of the painted surfaces.

  14. Using a 50/50 mixture of isopropyl alcohol and clean drinkable water with a clean towel, remove any left over adhesive residue from the masking tape.

  15. Clean the left and right side windshield wiper transmission pivot shaft splines with a soft wire brush before installing the windshield wiper arm (3).

  16. Position the windshield wiper arm (3) on the windshield wiper transmission pivot shaft.

  1. Windshield Wiper Arm Nut (2) » Install and tighten — Fastener Specifications
  2. Windshield Wiper Arm Finish Cap (1) » Install [2x]
Windshield Washer Nozzle Replacement — figure 6
Windshield Washer Nozzle Replacement — figure 6
  1. If required, realign the windshield wipers to their respective alignment circles (1)  on the windshield.
  2. Lubricate the windshield with clean washer fluid.
  3. Run the windshield wipers for two complete cycles then turn off the windshield wipers.
  4. Ensure the windshield wipers are in the full park position.