# Service bulletin SC\-26\-12\-01

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.

- Type: Service bulletin
- NHTSA id: 11030338
- Published by NHTSA: 2026\-03\-31
- Manufacturer's number: SC\-26\-12\-01
- Manufacturer's date: 2026\-03\-31
- NHTSA component: POWER TRAIN
- Manufacturer's system: powertrain: Lubrication/Oil system

## NHTSA's summary

Update to procedure for oil sump removal \& replacement

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11030338-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11030338-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Transmission and driveline

## Vehicles listed

- 2025 KARMA REVERO
- 2026 KARMA REVERO
- 2020 to 2022 KARMA REVERO GS\-6
- 2020 KARMA REVERO GT
- 2021 to 2022 KARMA REVERO GT
- 2020 KARMA REVERO GTS
- 2021 to 2022 KARMA REVERO GTS

## Other bulletins for the same vehicles and component

- [TB\-24\-16\-01](/bulletins/11001969.md), 2024-06-21, 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.
- [CC\-23\-00\-02](/bulletins/10245533.md), 2023-11-27, Service bulletin: POWER TRAIN. This bulletin will outline the process of what to expect and what to perform for a software update.
- [CC\-23\-00\-01](/bulletins/10237823.md), 2023-06-15, Service bulletin: BACK OVER PREVENTION:SOFTWARE; POWER TRAIN; EQUIPMENT:ELECTRICAL. Baseline Software update for specified models
- [TB\-17\-42\-02](/bulletins/10191500.md), 2021-05-03, 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.

JSON: [/v1/bulletins/11030338](/v1/bulletins/11030338)

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