# Other D011 Defender 21AUG26

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: Other
- NHTSA id: 11037124
- Published by NHTSA: 2026\-09\-08
- Manufacturer's number: D011 Defender 21AUG26
- Manufacturer's date: 2026\-08\-21
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

Coolant Bypass Hose Leak

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037124-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037124-9999.pdf)

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

## Vehicles listed

- 2023 LAND ROVER DEFENDER

JSON: [/v1/bulletins/11037124](/v1/bulletins/11037124)

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