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May 20, 2019 Service bulletin

This technical bulletin provides a procedure to program the radio to correct a condition of Circular Image...

Buick technical service bulletin 18NA221 for 2018 Buick Enclave and 2018-2019 Buick Lacrosse.

Bulletin number
18NA221
Component
Equipment: electrical: radio/tape deck/cd etc.
Summary
This technical bulletin provides a procedure to program the radio to correct a condition of Circular Image Distortion in circle icons and Buick Tri-Shield Start-up Screen.

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