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Service bulletins for the 2025 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.

19 on file from NHTSA, as of 2026-10-19.

By type

By component

Bulletins, newest first
IATSB0045132026-10-05. 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
IATSB004512v42026-09-07. Service bulletin. ELECTRICAL SYSTEM. The HVAC only providing hot air through vents when cold air has been selected
IATSB004354v32026-08-04. Service bulletin. STEERING. An issue has been identified on a small percentage of vehicle where the customer may notice reduced support from the power steering system
IATSB0044962026-06-06. Service bulletin. VEHICLE SPEED CONTROL. Customers may experience disengagement of the speed hold (cruise control) feature when travelling through bends or road curvature.
SSM 622 Service Warning2026-02-05. Service bulletin. ELECTRICAL SYSTEM. Update instructions for resetting the service warning message.
SSM 617 ISA Incorrect2026-02-04. Service bulletin. ELECTRICAL SYSTEM. Diagnostic notes for Intelligent Speed Assist warning error.
SSM 620 Axle Breather2026-02-04. Service bulletin. POWER TRAIN. Request for supporting images of axle breather and surrounding area prior to replacement.
IATSB004354v22025-12-29. Service bulletin. STEERING. An Issue has been identified on a small percentage of vehicle where the customer may notice reduced support from the power steering system
SPL-W-172025-12-06. Service bulletin. UNKNOWN OR OTHER. PDI Process Update: Due to a supplier issue INEOS will not be able to continue to supply the License Plate Bracket GRA-7A03-044940
IATSB0043272025-11-04. Service bulletin. UNKNOWN OR OTHER. An issue has been identified where the handbrake bezel cracks
AS6-252025-10-03. Service bulletin. AIR BAGS. Summary of standards and best practices for storage and handling of airbag component
IATSB0043182025-08-29. Service bulletin. ENGINE. An issue has been identified on a small percentage of the affected vehicles where excess vibration is felt through the vehicle cabin.
AS4-252025-08-27. Service bulletin. UNKNOWN OR OTHER. Information regarding reports of poor call quality
AS5-252025-08-27. Service bulletin. POWER TRAIN. Axle whine under no-load conditions - guidance for diagnosis and customer communication
IAMWO0042512025-07-05. Service campaign. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. An issue has been identified where the Intelligent Speed Assistance functionality does not fit with customer expectations. Intelligent Speed Assistance (ISA) can now be toggled to remain off after ignition cycle
IAMWO004200v22025-06-03. Service bulletin. ELECTRICAL SYSTEM. An issue has been identified on a small percentage of the affected vehicles where the starter motor cable could come into contact with the engine mount.
IAMWO0042412025-06-03. Service bulletin. UNKNOWN OR OTHER. An issue has been identified on a small percentage of the affected vehicles where the vehicle software requires optimization.
IAUPS0042032025-04-03. Service bulletin. UNKNOWN OR OTHER. An issue has been identified on a small percentage of the affected vehicles where the incorrect towball was delivered with the vehicle. (Removal procedure)
IAMWO0042042025-04-03. Service bulletin. UNKNOWN OR OTHER. An issue has been identified on a small percentage of the affected vehicles where the incorrect towball was delivered with the vehicle. (Install Procedure)

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.