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May 6, 2021 Service bulletin

Emission Recall

Chevrolet technical service bulletin A202317281 02 for 2021 Chevrolet Trailblazer and 2020-2021 Buick Encore GX.

Bulletin number
A202317281 02
Component
Engine and engine cooling: exhaust system: emission control: catalytic convertor
Summary
Emission Recall. Certain vehicles with a 1.2L engine (RPO LIH) may have received incorrect catalytic converter parts that do not meet all emission system requirements. Dealers are to inspect the catalytic converter and replace if the correct part was not installed.

Owners of these vehicles have filed 76 complaints in the engine category.

Vehicles covered

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