# Service bulletin SSM75927ATT

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: 10231469
- Published by NHTSA: 2023\-02\-07
- Manufacturer's number: SSM75927ATT
- Manufacturer's date: 2023\-01\-23
- NHTSA component: EQUIPMENT; POWER TRAIN; ELECTRICAL SYSTEM

## NHTSA's summary

9HP Auto Transmission/Electrical Harness fixing bolt Incorrect length.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10231469-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10231469-9999.pdf)

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

## Components

Electrical system, Equipment and accessories, Transmission and driveline

## Vehicles listed

- 2022 to 2023 LAND ROVER DISCOVERY SPORT
- 2022 to 2023 LAND ROVER RANGE ROVER EVOQUE

## Recalls for the same vehicles and component

- [26V599000](/recalls/nhtsa/26V599000.md), 2026-09-17: ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER
- [26V248000](/recalls/nhtsa/26V248000.md), 2026-04-17: ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER
- [25V016000](/recalls/nhtsa/25V016000.md), 2025-01-16: EQUIPMENT:ELECTRICAL:INFOTAINMENT:VIDEO \(TOUCH\)SCREEN/MONITOR/UNIT; BACK OVER PREVENTION:SOFTWARE

## Other bulletins for the same vehicles and component

- [N861 Range Rover 15MAY26](/bulletins/11033423.md), 2026-06-04, Other: ELECTRICAL SYSTEM. 48V Mild Hybrid Electric Vehicle \(MHEV\) battery enters an offline state and no longer communicates or functions as intended.
- [N869 Range Rover 20MAR26](/bulletins/11031114.md), 2026-04-07, Other: ELECTRICAL SYSTEM. Software Over The Air \(SOTA\) updates are failing to complete.
- [N869 DISCOVERY 20MAR26](/bulletins/11031113.md), 2026-04-07, Other: ELECTRICAL SYSTEM. Software Over The Air \(SOTA\) updates are failing to complete.
- [SSM76411 \- 10MAR26](/bulletins/11030751.md), 2026-04-06, Other: ELECTRICAL SYSTEM. Smart Key Deactivated message on instrument cluster and unable to start their vehicle
- [Range Rover\_N861 02\-20\-20](/bulletins/11029857.md), 2026-03-06, Other: ELECTRICAL SYSTEM. The 48V Mild Hybrid Electric Vehicle \(MHEV\) battery enters an offline state and no longer communicates or functions as intended. This can result in illumination of the Malfunction Indicator Lamp \(MIL\), loss of start/stop functionality and no communication during diagnostic sessions.
- [252602.027 \- 12FEB26](/bulletins/11029556.md), 2026-03-04, Service bulletin: ELECTRICAL SYSTEM. Once the vehicle is powered down via ignition cycle, it may not restart depending on remaining residual charge.
- [TUCC\_DEC2025\_39](/bulletins/11027472.md), 2026-01-08, Other: ELECTRICAL SYSTEM. A battery warning light on and or electrical system failure message is displayed on instrument cluster.
- [TUCC\_JUL2025\_32](/bulletins/11021652.md), 2025-08-07, Other: ELECTRICAL SYSTEM. Passive Entry doesn't respond intermittently to access car. Have to use key buttons to get in.
- [TUCC\_JUN2025\_46](/bulletins/11020209.md), 2025-07-06, Other: POWER TRAIN. MIL on Instrument cluster.
- [TUCC\_JUN2025\_43](/bulletins/11020207.md), 2025-07-06, Other: ELECTRICAL SYSTEM. The SOTA Campaign number displayed in the software update screen in the vehicle is only updated when a SOTA campaign completes successfully.

JSON: [/v1/bulletins/10231469](/v1/bulletins/10231469)

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