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RecallGazette

Vehicle problems, recalls & safety intelligence

Chevrolet 3500 2017–2022technical service bulletin

Bulletin 21NA113 · NHTSA communication 10214207 · issued Jan 10, 2022

Technical service bulletin
communication type
Engine and Engine Cooling
component
2017–2022
model years
27
vehicle entries

Official summary

This technical bulletin provides a procedure to perform a learn procedure for the turbo actuator.

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.