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Service bulletin TB-24-12-01-.02

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11032054
Published by NHTSA2026-05-04
Manufacturer's numberTB-24-12-01-.02
Manufacturer's date2026-05-04
NHTSA componentFUEL/PROPULSION SYSTEM
Manufacturer's systempowertrain: emissions

NHTSA's summary

new component is available, instructions how to install are provided. this is an update to a bulletin from 2024 (TB-24-12-01)

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Fuel system

Vehicles listed
KARMA REVERO GS-62020, 2021, 2022 (the catalog's model; the bulletin names a series or trim of it)
KARMA REVERO GT2020 (the catalog's model; the bulletin names a series or trim of it)
KARMA REVERO GT2021, 2022
KARMA REVERO GTS2020 (the catalog's model; the bulletin names a series or trim of it)
KARMA REVERO GTS2021, 2022 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
TB-24-12-012024-11-07. Service bulletin. A new bracket is provided to reposition the Diagnostic Module TL for best performance in the vehicle.
SC-24-12-012024-06-21. Other. 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. On complaint this is offered to provide a software update (BL1070) over the air to remedy the complaint of a DTC and drive behavior.