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March 18, 2025 Service campaign

Certain vehicles may have a condition in which the heated windshield wiper park is inoperative

Chevrolet technical service bulletin N252492430 for 2024-2025 Chevrolet Blazer EV and 2025 Cadillac Optiq.

Bulletin number
N252492430 (N252492430)
Component
Unknown or other
Summary
Certain vehicles may have a condition in which the heated windshield wiper park is inoperative. Dealers are to reprogram the Lighting Control Module. Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to receive these software updates.

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