# Service bulletin BIG5DEC23\_30

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: 10248406
- Published by NHTSA: 2024\-01\-09
- Manufacturer's number: BIG5DEC23\_30
- Manufacturer's date: 2023\-12\-05
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

A concern has been identified on certain vehicles where the fastener used to secure an engine mounted oil cooler hose has been found to be inadequate and hoses are loose post assembly. Vehicles require replacement of two studs with bolts

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10248406-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10248406-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2024 LAND ROVER RANGE ROVER

## Recalls for the same vehicles and component

- [2024599](/recalls/tc/2024599.md), 2024-10-10: Engine
- [2024352](/recalls/tc/2024352.md), 2024-06-17: Engine
- [24V450000](/recalls/nhtsa/24V450000.md), 2024-06-17: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN
- [23V790000](/recalls/nhtsa/23V790000.md), 2023-11-22: ENGINE AND ENGINE COOLING

## Other bulletins for the same vehicles and component

- [D061 Range Rover 18SEP26](/bulletins/11038338.md), 2026-10-07, Other: ENGINE. Turbocharger Coolant Feed / Return Leak
- [D061 Range Rover 21AUG26](/bulletins/11037133.md), 2026-09-08, Other: ENGINE. Turbocharger Coolant Feed / Return Leak
- [D061 Range Rover 17JUL26](/bulletins/11035863.md), 2026-08-05, Other: ENGINE. Turbocharger Coolant Feed / Return Leak
- [D067 Range Rover 16JUN26](/bulletins/11034878.md), 2026-07-08, Other: ENGINE. The Malfunction Indicator Lamp \(MIL\) is illuminated on the vehicles instrument panel cluster, due to a Transmission Control Module \(TCM\) network communication fault. There are no other effects on the vehicle, or loss of functionality.
- [D061 Range Rover 16JUN26](/bulletins/11034877.md), 2026-07-08, Other: ENGINE. Turbocharger Coolant Feed / Return Leak
- [D061 Range Rover 15MAY26](/bulletins/11033343.md), 2026-06-03, Other: ENGINE. Turbocharger Coolant Feed / Return Leak
- [JLRTB02127NAS7 \- 13MAY26](/bulletins/11033246.md), 2026-06-03, Service bulletin: ENGINE. Engine coolant level low with no visible loss of coolant\- RESCINDED.
- [D061 Range Rover 17APR26](/bulletins/11032409.md), 2026-05-07, Other: ENGINE. Turbocharger Coolant Feed / Return Leak
- [TUCC\_MAR2026\_18](/bulletins/11030959.md), 2026-04-07, Other: ENGINE. Coolant may leak from the turbocharger coolant hose O\-rings, resulting in engine coolant escaping into the engine compartment and subsequent illumination of the low coolant warning indicator on the instrument cluster. Replacement coolant hose O\-rings are required.
- [D061v2 \- 20MAR26](/bulletins/11030723.md), 2026-04-06, Service bulletin: ENGINE. Coolant may leak from the turbocharger coolant hose O\-rings, resulting in engine coolant escaping into the engine compartment and subsequent illumination of the low coolant warning indicator on the instrument cluster.

JSON: [/v1/bulletins/10248406](/v1/bulletins/10248406)

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