Brightdrop EV600 2020–2023 — technical service bulletin
Bulletin 22-NA-214 · NHTSA communication 10225711 · issued Oct 25, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2020–2023
model years
41
vehicle entries
Official summary
This service bulletin provides a procedure to repair a customer concern of Stop/Start System Inhibited / IBS / Battery Monitor with Module Malfunction Indicator Light (MIL) Illuminated - DTC U152D, P15FF, P305D, P305E, U01B0 Set.
Vehicles covered
- 2022 Brightdrop EV600
- 2021 Buick Envision
- 2022 Buick Envision
- 2020 Cadillac CT4
- 2021 Cadillac CT4
- 2022 Cadillac CT4
- 2020 Cadillac CT5
- 2021 Cadillac CT5
- 2022 Cadillac CT5
- 2021 Cadillac Escalade
- 2022 Cadillac Escalade
- 2023 Cadillac Escalade
- 2021 Cadillac Escalade Esv
- 2022 Cadillac Escalade Esv
- 2023 Cadillac Escalade Esv
- 2021 Cadillac Escalade NA
- 2023 Cadillac Lyriq
- 2023 Chevrolet Colorado
- 2020 Chevrolet Corvette
- 2021 Chevrolet Corvette
- 2022 Chevrolet Corvette
- 2023 Chevrolet Corvette
- 2022 Chevrolet Silverado 1500
- 2023 Chevrolet Silverado 1500
- 2021 Chevrolet Suburban
- 2022 Chevrolet Suburban
- 2023 Chevrolet Suburban
- 2021 Chevrolet Suburban 1500
- 2022 Chevrolet Suburban 1500
- 2021 Chevrolet Tahoe
- 2022 Chevrolet Tahoe
- 2023 Chevrolet Tahoe
- 2022 GMC Hummer EV Pickup
- 2023 GMC Hummer EV Pickup
- 2022 GMC Sierra 1500
- 2023 GMC Sierra 1500
- 2021 GMC Yukon
- 2022 GMC Yukon
- 2023 GMC Yukon
- 2021 GMC Yukon XL
- 2022 GMC Yukon XL
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.