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Service bulletins for the 2022 KARMA Revero

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

25 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
TB-26-90-012026-08-31. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Alignment of headlamps service procedure
TB-26-70-012026-07-28. Service bulletin. STRUCTURE:BODY. Recovery cap retention, a method to bolster tension for the tow hook cover
SC-26-01-012026-07-28. Other. ELECTRICAL SYSTEM. Alert to service centers that 12 volt is no longer stocked in the karma distribution center
SC-26-01-012026-07-28. Other. ELECTRICAL SYSTEM. Alert to service centers that 12 volt is no longer stocked in the karma distribution center
SC-26-12-012026-05-04. Service bulletin. ENGINE. Supplementary instructions on replacement of oil sump on engine.
TB-24-12-01-.022026-05-04. Service bulletin. FUEL/PROPULSION SYSTEM. new component is available, instructions how to install are provided. this is an update to a bulletin from 2024 (TB-24-12-01)
SC-26-12-012026-03-31. Service bulletin. POWER TRAIN. Update to procedure for oil sump removal & replacement
TB-26-78-022026-02-11. Service bulletin. STRUCTURE:BODY. New B-Pillar retention clips are available, which will be replaced on complaint
SC-26-78-012026-01-26. Service bulletin. STRUCTURE:BODY. A supplemental instruction to remove and reinstall the external rear view mirror caps
SC-90-26-012026-01-07. Other. UNKNOWN OR OTHER; EXTERIOR LIGHTING. New fasteners are available for better headlamps
SC-25-90-022025-11-04. Service bulletin. ELECTRICAL SYSTEM. Install of recommended 12Volt battery maintainer
TB-25-94-012025-03-06. Over-the-air update. UNKNOWN OR OTHER. over the air Software update to redirect the vehicle to the new server.
TB-25-94-012025-02-14. Over-the-air update. UNKNOWN OR OTHER. A software update for Karma Vehicles Infotainment system only, to connect to the current servers for future over-the-air -updates
SC-25-05-012025-01-15. Other. UNKNOWN OR OTHER. Revised tool list for service providers
TB-25-76-012025-01-15. Service bulletin. STRUCTURE:BODY. Update Remedy for possible wind noise complaint and door effort on opening
RC-24-90-012024-11-07. Service campaign. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Headlamp Control Unit Replacement Safety Recall. software in the control module required an update from the component supplier. replacing the module with the required software corrects compliance for FMVSS 108 concern
TB-24-12-012024-11-07. Service bulletin. UNKNOWN OR OTHER; FUEL/PROPULSION SYSTEM. A new bracket is provided to reposition the Diagnostic Module TL for best performance in the vehicle.
SC-24-12-012024-06-21. Other. UNKNOWN OR OTHER; FUEL/PROPULSION SYSTEM. On complaint of relative Fuel tank isolation valve (“FTIV”) diagnostic trouble codes presented, this guide should aid the technician to better identify which component is to be replaced.
TB-24-16-012024-06-21. Over-the-air update. FUEL/PROPULSION SYSTEM; POWER TRAIN. On complaint this is offered to provide a software update (BL1070) over the air to remedy the complaint of a DTC and drive behavior.
SC-24-90-012024-03-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Update to Workshop manual procedure and information for sound module location
SC-24-94-012024-03-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Describing the process to use the diagnostic tool and USB for manual baseline updates of vehicle software when needed.
SC-22-01-012022-02-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; UNKNOWN OR OTHER. VIN decoder information bulletin
TB-17-42-022021-05-03. Service bulletin. POWER TRAIN. It has been found that certain vehicles may exhibit a whining sound heard from the rear during low-speed full lock turns. The remedy for this concern is draining and refilling the differential with the appropriate fluid as directed.
TB-17-12-012021-05-03. Service bulletin. EQUIPMENT. To provide corrective action for MIL illumination pertaining to codes P0017 and P0014
SC-17-01-032021-05-03. Service bulletin. INTERIOR LIGHTING; ELECTRICAL SYSTEM. The purpose of this document is to alert Dealers that a Technical Services Support (?TSS?) case must be submitted for every service center visit during the first six (6) months of vehicle operation and the first three (3) scheduled service/maintenance visits for all Karma Revero vehicles (all model years). This includes all client concerns, including without limitation a key fob battery, buzz, squeak, or rattle or any check engine light.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.