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Buick TSB #A202321990

2020 Buick Encore GX

TSB Document:

MC-10200192-9999.pdf

Affected Component: EQUIPMENT

Summary: Service Update. Certain vehicles may have engine control module software that leads to erroneous additional fuel enrichment under rare driving conditions. Dealers are to reprogram the engine control module.

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Date Published: JUN 24, 2021
NHTSA TSB #: 10200192

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