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February 16, 2023 Service bulletin

This bulletin provides a procedure to locate a possible short in the wiring harness near the MAF sensor.

Chevrolet technical service bulletin 22-NA-008 for 2021-2022 Chevrolet Trailblazer and 2020-2022 Buick Encore GX.

Bulletin number
22-NA-008
Component
Electrical system: wiring
Summary
This bulletin provides a procedure to locate a possible short in the wiring harness near the MAF sensor.

Owners of these vehicles have filed 103 complaints in the electrical category.

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