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2024 Ineos Grenadier

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 2 of 22 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Electrical System. Review the 7 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Power Train. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports2 injury reports

Service Brakes complaints

4 reports
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Mileage unknown · Mar 13, 2026
Electrical SystemService Brakes

I have a 2024 INEOS Grenadier with the factory installed Tow Package. While the Grenadier does not offer an Electric Brake Controller as an an option, they do market the vehicle as being pre-wired to accept aftermarket controller thereby allowing the vehicle to pull the maximum tow weight of 7600 pounds. The problem is the wiri…

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I have a 2024 INEOS Grenadier with the factory installed Tow Package. While the Grenadier does not offer an Electric Brake Controller as an an option, they do market the vehicle as being pre-wired to accept aftermarket controller thereby allowing the vehicle to pull the maximum tow weight of 7600 pounds. The problem is the wiring does not conform to US requirements with regard to the brake signal trigger and as a result it is not possible to activate the brake controller. This is a known manufacturing defect affecting every Grenadier sold in the US. I have contacted INEOS regarding this matter and this is their reply: Hi [XXX] , Thanks for contacting INEOS Automotive. I have heard back from the relevant team and our team are aware of the issue. Unfortunately there was no ETA given for this but there are plans to look into this issue further. Please don't hesitate to contact us for any further assistance. Best regards, INEOS Automotive Customer Care Team This is not an acceptable response for addressing a manufacturing defect. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

NHTSA ODI #11724140

Mileage unknown · Dec 6, 2024
Service Brakes

The brake warning light came on as the vehicle was failing. It did not give me any warning prior, I was leaving my driveway to go to the market when this light indicator came on and my brake I could tell was failing because I had put my foot all the way down on the floor, so I decided to not go to the store and back in and I was…

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The brake warning light came on as the vehicle was failing. It did not give me any warning prior, I was leaving my driveway to go to the market when this light indicator came on and my brake I could tell was failing because I had put my foot all the way down on the floor, so I decided to not go to the store and back in and I was having trouble all the way down my driveway with the brake my boyfriend examined the vehicle and underneath the front and rear axle. Both the line had holes in it so that was from the line rubbing against the wheel well and that was the way the car was built so when he went to go check the brake fluid underneath the hood. The reservoir was completely empty, and there was brake fluid gushing everywhere down the driveway because I went to go look out front and there was just brake fluid everywhere. I would’ve if I would’ve went to the store, I would have not had brakes and I live in an area where there’s a lot of hills. I could’ve not only hurt myself, but have hurt someone else.

NHTSA ODI #11629231

Mileage unknown · Aug 26, 2024
Service BrakesUnknown Or Other

In vehicles like mine, which are fitted with the auxiliary battery, the battery can burp acid through a breather tube. this tube is located in a place where the acid will be discharged onto the brake lines. At that exact spot, there is a rubber bumper secured with cloth tape on those brake lines, and when the acid soaks into the…

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In vehicles like mine, which are fitted with the auxiliary battery, the battery can burp acid through a breather tube. this tube is located in a place where the acid will be discharged onto the brake lines. At that exact spot, there is a rubber bumper secured with cloth tape on those brake lines, and when the acid soaks into the cloth tape, the tape serves to hold the acid directly against the brake lines. Even after apparently only one day, the acid destroyed the tape and the rubber, and stripped the paint coating off the brake lines. I found it before it caused an issue, but the train location for the battery breathers is a problem. - My picture and forum post, also - [XXX] U.S.C. 552(B)(6) INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

NHTSA ODI #11611042

Mileage unknown · Jul 16, 2024
Electrical SystemFuel/propulsion SystemService Brakes

1. When the fuel tank is filled up, it triggers an Engine Warning Light which has to be manually reset for other functions (like cruise control to operate). I've been waiting 4 months for a fix. 2. After numerous attempts, the dealership is unable to have the installed recommended break Controller (Redarc) successfully send a b…

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1. When the fuel tank is filled up, it triggers an Engine Warning Light which has to be manually reset for other functions (like cruise control to operate). I've been waiting 4 months for a fix. 2. After numerous attempts, the dealership is unable to have the installed recommended break Controller (Redarc) successfully send a break signal to the towing wiring harness, meaning that I cannot tow vehicles safely in line with the vehicle's advertized specifications. I have left my vehicle with Mossy Inneos Houston and said I don't want it back until it can safely tow trailers as advertized.

NHTSA ODI #11602831

Official recalls

3

25V147000 · Structure:body:door:handle:exterior

Mar 6, 2025

Ineos Automotive Americas, LLC (Ineos) is recalling certain 2024 Grenadier vehicles. The door button mechanism may have been assembled without a sufficient application of grease, preventing the door from fully latching.

Consequence & remedy

Consequence: An unlatched door can open unexpectedly while the vehicle is in motion, increasing the risk of injury.

Remedy: Ineos will replace the door button assemblies, free of charge. Owner notification letters were mailed on September 12, 2025. Owners may contact Ineos customer service at 1-833-494-4748.

23V903000 · Steering:critical Fasteners

Dec 29, 2023

Ineos Automotive Americas, LLC (Ineos) is recalling certain 2023-2024 Grenadier vehicles. Non-locking nuts may have been mistakenly installed on the steering rod ball joint.

Consequence & remedy

Consequence: Loose or missing nuts can result in the steering rod ball joint disconnecting from the steering knuckle, causing a loss of steering and increasing the risk of a crash.

Remedy: Dealers will install locking steering rod ball joint nuts, free of charge. Owner notification letters were mailed June 25, 2024. Owners may contact Ineos customer service at 1-919-296-3626.

23V828000 · Electrical System:wiring

Dec 7, 2023

Ineos Automotive Americas, LLC (Ineos) is recalling certain 2024 Grenadier vehicles equipped with the auxiliary switch package relay. The relay control wire may have been trapped under the relay power cable connection fastener during assembly, which can potentially damage the relay control wire insulation and result in a short.

Consequence & remedy

Consequence: A short circuit increases the risk of fire.

Remedy: Dealers will inspect and secure the wiring, and repair or replace any damaged wiring as necessary, free of charge. Owner notification letters were mailed June 25, 2024. Owners may contact Ineos customer service at 1-919-296-3626.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.