# Service bulletins for the 2026 INEOS Grenadier

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.

3 bulletins from NHTSA, as of 2026-10-19.

- [IATSB004513](/bulletins/11037976.md), 2026-10-05, Service bulletin: ELECTRICAL SYSTEM. Battery failures caused by sulfation due to charging voltages being lower than the specified optimum values under certain operating temperature conditions
- [IATSB004503](/bulletins/11034499.md), 2026-07-06, Service bulletin: UNKNOWN OR OTHER. An issue has been identified on a small percentage of the affected vehicles where the Engine Management Light turns on after the vehicle has been re\-fuelled.
- [IATSB004496](/bulletins/11033712.md), 2026-06-06, Service bulletin: VEHICLE SPEED CONTROL. Customers may experience disengagement of the speed hold \(cruise control\) feature when travelling through bends or road curvature.

JSON: [/v1/vehicles/2026_ineos_grenadier/bulletins](/v1/vehicles/2026_ineos_grenadier/bulletins)

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