# Service bulletin Circular 37M3

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: 10163509
- Published by NHTSA: 2019\-08\-07
- Manufacturer's number: Circular 37M3
- Manufacturer's date: 2019\-07\-19
- NHTSA component: POWER TRAIN

## NHTSA's summary

Undisclosed Transmission Control Module \(TCM\) Software 2013 A8, S8, Q7, 2014 TT Coupe, 2015 Q7, S3 Sedan, 2016 A3 Cab, A3 Sedan, S3 Sedan, TT Coupe, 2017 Q7, TT Coupe, 2018 S7, S4 Sedan, S5 Coupe, S5 Sportback, S5 Cabriolet, S6

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10163509-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10163509-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2016 AUDI A3 CABRIOLET
- 2013 AUDI A8
- 2013 AUDI Q7
- 2015 AUDI Q7
- 2017 AUDI Q7
- 2015 to 2016 AUDI S3
- 2018 AUDI S4
- 2018 AUDI S5
- 2018 AUDI S5 CABRIOLET
- 2018 AUDI S6
- 2018 AUDI S7
- 2013 AUDI S8
- 2014 AUDI TT ROADSTER
- 2016 to 2017 AUDI TT ROADSTER

## Other bulletins for the same vehicles and component

- [TSB\_2059057\_15](/bulletins/11036901.md), 2026-09-04, Service bulletin: POWER TRAIN. This bulletin provides informatin when there is binding or vibrations in tight turns with quattro Ultra.
- [TSB\_2082615\_1](/bulletins/11035846.md), 2026-08-05, Service bulletin: POWER TRAIN. This bulletin provides inormation when the ATF pipes leak; Q7 with 0C8 gearbox.
- [TSB\_2082046\_1](/bulletins/11034701.md), 2026-07-07, Service bulletin: POWER TRAIN. This bulletin provides information when there is a strong jolt after engine automatically starts in start\-stop mode; vehicles with 0BK \& 0BL Gearbox.
- [TSB\_2036278\_3](/bulletins/11034640.md), 2026-07-07, Service bulletin: POWER TRAIN. This bulletin provides information when there are rough downshifts when the vehicle is slowed to a stop.
- [TSB\_2028985\_13](/bulletins/11034639.md), 2026-07-07, Service bulletin: POWER TRAIN. This bulleitn procides informaiton when tehre is a transmission warning mssage in the instrument cluster; P074100 is stored in the TCM.
- [TSB\_2028902\_5](/bulletins/11034638.md), 2026-07-07, Service bulletin: POWER TRAIN. This bulletin provides informaiton when the transmission warning message appears in the cluster; P074100 stored in the TCM.
- [TSB\_2074808\_4](/bulletins/11033475.md), 2026-06-04, Service bulletin: POWER TRAIN. The high\-voltage batteries in electric vehicles are subject to various ageing effects which could lead to the energy content \(energy density\) being reduced. This reduction in the energy content, which is due to factors. Revised header. Added Model years
- [TSB\_2059057\_14](/bulletins/11033465.md), 2026-06-04, Service bulletin: POWER TRAIN. This bulletin provides informatin when there is binding or vibrations in tight turns with quattro Ultra.
- [TSB\_2070349\_6](/bulletins/11030999.md), 2026-04-07, Service bulletin: POWER TRAIN. This bulleitn provides informiaotn when there is a loss of coolant; mechanical coolant pump 2.9L, 3.0L V6 TFSI.
- [TSB\_2059057\_13](/bulletins/11028433.md), 2026-02-06, Service bulletin: POWER TRAIN. This bulletin provides informatin when there is binding or vibrations in tight turns with quattro Ultra.

JSON: [/v1/bulletins/10163509](/v1/bulletins/10163509)

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