Chevrolet Bolt Euv 2021–2023 — technical service bulletin
Bulletin 21-NA-148 · NHTSA communication 11001973 · issued Jun 6, 2024
Technical service bulletin
communication type
Power Train
component
2021–2023
model years
5
vehicle entries
Official summary
This service bulletin provides diagnostic aid information for DTC P2797, P2798 or P0C2D for Transmission Fluid Pump Performance to correct a customer concern of a Propulsion Power is Reduced message on DIC combined with a Service Vehicle Soon MIL.
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.