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February 6, 2023 Service bulletin

Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation...

Chevrolet technical service bulletin N222378560-04 for 2022-2023 Chevrolet Tahoe, 2022-2023 Chevrolet Suburban and 2022 Chevrolet Blazer and others.

Bulletin number
N222378560-04
Component
Seats
Summary
Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning March 30, 2022. Dealers are to replace the non-functional seat cushion ventilation blower with a functional one. Note: Some vehicles may also require the Heated/Ventilated Seat retrofit which must be performed prior to completing this procedure. Use IVH to verify if the vehicle is involved in the Heated/Ventilated Seats Retrofit (N212354520 or N212354522).

Owners of these vehicles have filed 21 complaints in the seats category.

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