Buick Encore GX 2020–2021 — technical service bulletin
Bulletin 21NA177 · NHTSA communication 10205555 · issued Nov 15, 2021
Technical service bulletin
communication type
Steering
component
2020–2021
model years
3
vehicle entries
Official summary
This service bulletin provides repair information to correct a customer concern of Service Power Steering DIC Message, DTC C0051 58 - Steering Wheel Angle Sensor Error Set.
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.