Chevrolet Malibu 2019–2022 — technical service bulletin
Bulletin 21NA220 · NHTSA communication 10205560 · issued Nov 5, 2021
Technical service bulletin
communication type
Service Brakes, Electric
component
2019–2022
model years
4
vehicle entries
Official summary
This service bulletin provides a procedure to inspect and possibly repair terminals that may be damaged to correct customer concerns of Loss of Power, Malfunction Indicator Lamp (MIL) Illuminated, Gauges Inoperative and/or Multiple Warning Lights/Messages Displayed on Driver Information Center (DIC).
Vehicles covered
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.