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NHTSA campaign 23V484000

Mclaren Recall 23V-484: Coolant Leak in Engine Compartment May Cause Fire

NHTSA recall 23V484000 was reported by McLaren Automotive Incorporated on July 14, 2023, with 652 vehicles potentially affected (per NHTSA). NHTSA's record lists the Mclaren 600LT for model years 2019–2020. Owners were notified on September 7, 2023, per NHTSA.

Updated daily from NHTSA's recall files

Is my vehicle included?

This page lists, by model year, the vehicles NHTSA's recall record names for campaign 23V484000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.

To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.

Free VIN check: decode a VIN to see its year, make and model.

Key facts

NHTSA campaign
23V484000 (also written 23V-484 or 23V484)
Filed by
McLaren Automotive Incorporated
Report received
Potentially affected
652 vehicles (per NHTSA)
Component
Engine and Engine Cooling — Cooling System — Radiator Assembly
Owners notified

Repair completion: 67.48% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)

NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.

Vehicles listed for this recall

NHTSA's recall record lists these vehicles for recall 23V484000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.

Mclaren

All Mclaren recalls

NHTSA's recall notice

As NHTSA's recall record states it for campaign 23V484000.

Defect description

McLaren Automotive Incorporated (McLaren) is recalling certain 2019-2020 600LT Coupe and Spider vehicles. The joint between the temperature sensor housing and the hose from the outboard radiator may not be sealed properly, which can result in coolant leaking into the engine compartment.

Safety consequence

A coolant leak in the presence of an ignition source, such as hot engine components, can increase the risk of a fire.

Manufacturer remedy

Dealers will replace the coolant hose, temperature sensor housing, and constant pressure clamp, free of charge. Owner notifications letters were mailed September 7, 2023. Owners may contact McLaren customer service at 1-646-429-8916.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Sources

Official NHTSA notice for recall 23V484000

Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.