Removal Procedure

WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

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Using the appropriate trim tool, remove both windshield wiper arm finish caps (1) from the windshield wiper arms (3).
Windshield Wiper Arm Nut (2) - Remove [2x]
Using the appropriate tool, remove both windshield wiper arms (3).
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Rotate the antenna counterclockwise to release the radio antenna (1) from the antenna base.
Radio Antenna (1) - Remove
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NOTE:
Quantity of retainers may vary based on option content.

Apply two layers of masking tape to the painted surface around the top edge of the air inlet grille panel extension (1) to prevent paint damage.
Using a suitable plastic trim tool, carefully release the air inlet grille panel extension clips.
Air Inlet Grille Panel Extension- Right Side (1) - Remove
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NOTE:
Quantity of retainers may vary based on option content.

Apply two layers of masking tape to the painted surface around the top edge of the air inlet grille panel extension (1) to prevent paint damage.
Using a suitable plastic trim tool, carefully release the air inlet grille panel extension clips.
Air Inlet Grille Panel Extension- Left Side (1) - Remove
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Hood Rear Outer Air Inlet Seal Retainer (1) - Remove [2x]
Hood Rear Outer Air Inlet Seal (2) - Remove [2x]
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NOTE:
Quantity of retainers may vary based on option content.

Air Inlet Grille Panel Retainer (1) - Remove [8x]
Disconnect the windshield washer nozzle hose from the windshield washer pump hose.
Lift the front edge of the air inlet grille panel (2) and slide the panel forward from both hood hinges to remove.
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Windshield Wiper System Module Shield (1) - Remove