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MCLAREN GT (2019–2026) Manual — Codes, Tyres & Parts
Built 2019–2026 · all production years covered on this single page
4.0L V8 Twin Turbo • Gasoline
2026
© Wikimedia Commons CC BY-SA
TroubleAtlas Score
An independent value score for the Mclaren Gt (2019–2026) — reliability, safety, cost, parts, upkeep and documentation. Owing nothing to the manufacturer.
Scorecard · each voice 0–10
Reliabilityn/a
Safety & recallsn/a
Repair costn/a
Parts & repairability6.6
Maintenance & durabilityn/a
Documentation & supportn/a
Independent · Verified · Never for sale
Every figure on this Mclaren Gt (2019–2026) page is aggregated and cross-checked against more than 6.6 million real workshop operations, NHTSA records and OEM technical sources — and updated continuously. No invented estimates.
The Mclaren Gt (2019–2026) is powered by a 4.0L V8 Twin Turbo engine. Use the sections below for verified fluids, battery, OEM tyres, the maintenance schedule, recommended parts and the most commonly reported OBD2 fault codes for this vehicle.
Common problems
Common repairs
Fluids & lubricants
Battery
Fault codes (OBD2)
Dashboard lights
Parts comparator
Accessories & tools
Tyres
Recalls & TSB
Workshops nearby
COMMON PROBLEMS
Transmission fault signal (TCM)MODERATE
The transmission module detected a fault — check separate transmission codes.
Related codes: P0700
Misfire / Loss of cylinderMODERATE
Rough running, idle vibration, power loss.
Related codes: P0300
Thermostat: coolant temperature lowLOW
Thermostat stuck open — engine does not reach operating temperature.
Related codes: P0128
Battery/system voltage lowLOW
System voltage below 10V — check alternator, battery or wiring.
Related codes: P0562
P0011LOW
Check with an OBD2 scanner.
Related codes: P0011
AVERAGE INDICATIVE COSTS
Prices may vary by area and workshop.
Full service
€ 120 – € 200
Full brake service
€ 180 – € 300
Spark plug replacement
€ 80 – € 140
Electronic diagnosis
€ 40 – € 70
WORKSHOP LABOUR RATES BY COUNTRY
Average independent-workshop hourly labour rates, to estimate repair costs in your country.
🇩🇪Germany€95/h
🇪🇸Spain€55/h
🇫🇷France€75/h
🇮🇹Italy€45/h
🇬🇧UK£80/h
🇺🇸USA$120/h
Reference rate
€45/h
Source: Eurostat 2024
💧 FLUIDS & LUBRICANTS
📋 RECALLS & TSB (15)
NHTSA 21V561000
Service Brakes, Hydraulic › Foundation Components › Hoses, Lines/Piping, And Fittings
Date: 23/07/2021
McLaren Automotive Incorporated (McLaren) is recalling certain 2020 570S, GT, 2019 600LT, and 2019-2020 720S vehicles. The brake assembly banjo bolt may be missing the holes that supply brake fluid to the caliper, which would cause the brakes to fail on one corner of the vehicle…
NHTSA 20V231000
Fuel System, Gasoline › Storage › Tank Assembly
Date: 23/04/2020
McLaren Automotive Incorporated (McLaren) is recalling certain 2016-2020 720S, 2019 Senna, 2020 GT, and 2017-2019 570GT vehicles. The Noise, Vibration, and Harshness (NVH) foam pad underneath the fuel tank may retain moisture and corrode the fuel tank, potentially causing a fuel…
NHTSA 22V103000
Air Bags
Date: 23/02/2022
McLaren Automotive Incorporated (McLaren) is recalling certain 2019-2021 McLaren GT vehicles. The driver's air bag and the occupant restraint controller may be improperly connected, which can result in a deactivated driver's air bag that will not deploy in a crash.
NHTSA 22V103000
Air Bags
Date: 23/02/2022
McLaren Automotive Incorporated (McLaren) is recalling certain 2019-2021 McLaren GT vehicles. The driver's air bag and the occupant restraint controller may be improperly connected, which can result in a deactivated driver's air bag that will not deploy in a crash.
NHTSA 22V103000
Air Bags
Date: 23/02/2022
McLaren Automotive Incorporated (McLaren) is recalling certain 2019-2021 McLaren GT vehicles. The driver's air bag and the occupant restraint controller may be improperly connected, which can result in a deactivated driver's air bag that will not deploy in a crash.
NHTSA 24V661000
Latches/Locks/Linkages › Hood › Latch
Date: 10/09/2024
McLaren Automotive Incorporated (McLaren) is recalling certain 2020-2023 McLaren GT vehicles. The manual release cable of the hood latch may have excessive tension that can cause the latch to open, resulting in the hood opening unexpectedly.
NHTSA 24V661000
Latches/Locks/Linkages › Hood › Latch
Date: 10/09/2024
McLaren Automotive Incorporated (McLaren) is recalling certain 2020-2023 McLaren GT vehicles. The manual release cable of the hood latch may have excessive tension that can cause the latch to open, resulting in the hood opening unexpectedly.
NHTSA 24V661000
Latches/Locks/Linkages › Hood › Latch
Date: 10/09/2024
McLaren Automotive Incorporated (McLaren) is recalling certain 2020-2023 McLaren GT vehicles. The manual release cable of the hood latch may have excessive tension that can cause the latch to open, resulting in the hood opening unexpectedly.
NHTSA 24V661000
Latches/Locks/Linkages › Hood › Latch
Date: 10/09/2024
McLaren Automotive Incorporated (McLaren) is recalling certain 2020-2023 McLaren GT vehicles. The manual release cable of the hood latch may have excessive tension that can cause the latch to open, resulting in the hood opening unexpectedly.
NHTSA 25V216000
Service Brakes, Hydraulic › Antilock/Traction Control/Electronic Limited Slip › Control Unit/Module
Date: 09/04/2025
McLaren Automotive Incorporated (McClaren) is recalling certain 2020-2025 600LT, 720S, Artura, GT, and GTS vehicles. The brake lines may be routed incorrectly and cause the brakes on the incorrect side to activate, possibly resulting in one of the rear wheels locking up.
NHTSA 25V216000
Service Brakes, Hydraulic › Antilock/Traction Control/Electronic Limited Slip › Control Unit/Module
Date: 09/04/2025
McLaren Automotive Incorporated (McClaren) is recalling certain 2020-2025 600LT, 720S, Artura, GT, and GTS vehicles. The brake lines may be routed incorrectly and cause the brakes on the incorrect side to activate, possibly resulting in one of the rear wheels locking up.
NHTSA 25V216000
Service Brakes, Hydraulic › Antilock/Traction Control/Electronic Limited Slip › Control Unit/Module
Date: 09/04/2025
McLaren Automotive Incorporated (McClaren) is recalling certain 2020-2025 600LT, 720S, Artura, GT, and GTS vehicles. The brake lines may be routed incorrectly and cause the brakes on the incorrect side to activate, possibly resulting in one of the rear wheels locking up.
NHTSA 25V216000
Service Brakes, Hydraulic › Antilock/Traction Control/Electronic Limited Slip › Control Unit/Module
Date: 09/04/2025
McLaren Automotive Incorporated (McClaren) is recalling certain 2020-2025 600LT, 720S, Artura, GT, and GTS vehicles. The brake lines may be routed incorrectly and cause the brakes on the incorrect side to activate, possibly resulting in one of the rear wheels locking up.
NHTSA 25V216000
Service Brakes, Hydraulic › Antilock/Traction Control/Electronic Limited Slip › Control Unit/Module
Date: 09/04/2025
McLaren Automotive Incorporated (McClaren) is recalling certain 2020-2025 600LT, 720S, Artura, GT, and GTS vehicles. The brake lines may be routed incorrectly and cause the brakes on the incorrect side to activate, possibly resulting in one of the rear wheels locking up.
NHTSA 25V216000
Service Brakes, Hydraulic › Antilock/Traction Control/Electronic Limited Slip › Control Unit/Module
Date: 09/04/2025
McLaren Automotive Incorporated (McClaren) is recalling certain 2020-2025 600LT, 720S, Artura, GT, and GTS vehicles. The brake lines may be routed incorrectly and cause the brakes on the incorrect side to activate, possibly resulting in one of the rear wheels locking up.
COMMON OBD2 CODES TO CHECK
P0420
P0420
Powertrain
P0171
P0171
Powertrain
P0300
P0300
Powertrain
P0128
P0128
Powertrain
P0455
P0455
Powertrain
P0700
P0700
Transmission
P0442
P0442
Powertrain
P0172
P0172
Powertrain
P0401
P0401
Powertrain
All documented fault codes for this vehicle
The most documented diagnostic codes for this model, by system and severity. Tap a code for the full guide.
P0455
powertrain
LOW⏱ 0.62h avgP0442
powertrain
LOW⏱ 0.62h avgP0440
powertrain
LOW⏱ 0.78h avgP0420
powertrain
MEDIUM⏱ 1.24h avgP0300
powertrain
HIGH⏱ 1.22h avgP0172
powertrain
MEDIUM⏱ 1.13h avgP0171
powertrain
MEDIUM⏱ 0.95h avgP0730
transmission
MEDIUM⏱ 1.25h avgP0700
transmission
HIGH⏱ 1.25h avgP0401
powertrain
MEDIUM⏱ 1.25h avgP0011
powertrain
MEDIUM⏱ 5.4h avgU0100
network
HIGHP0562
electrical
MEDIUM⏱ 0.58h avgP0128
powertrain
MEDIUM⏱ 0.88h avg
DASHBOARD WARNING LIGHTS — UNIVERSAL GUIDE
53 warning lights classified by urgency. Appears on your vehicle? Check the urgency level.
Show all dashboard warning lights
🔴 IMMEDIATE STOP — pull over
Oil Pressure WarningEngine
Engine Temperature WarningCooling
Brake System WarningBrakes
Immobilizer / Key FaultSecurity
🟠 WARNING — check soon
Malfunction Indicator Light (MIL) / Check EngineEngine
Diesel Particulate Filter (DPF)Emissions
Battery / Charging SystemElectrical
Low Fuel WarningFuel
ABS WarningBrakes
Brake Pad Wear IndicatorBrakes
Electronic Parking Brake (EPB)Brakes
Power Steering WarningSteering
ESC / Stability Control FaultChassis
Tire Pressure Warning (TPMS)Chassis
Transmission Temperature WarningTransmission
Transmission / Gearbox FaultTransmission
Airbag / SRS WarningActive safety
EGR / Exhaust Gas Recirculation FaultEmissions
Catalytic Converter / Emissions FaultEmissions
AdBlue / DEF Level LowEmissions
Coolant Level LowCooling
Hybrid / EV System WarningHybrid
EV Charge System FaultHybrid
12V Battery (Hybrid/EV Auxiliary)Hybrid
Suspension Fault / Air SuspensionSuspension
CAN Bus / Network Communication FaultNetwork
Water in Fuel FilterFuel
Diesel Injector FaultFuel
Steering Angle Sensor FaultSteering
Turbo / Boost Pressure FaultEngine
Regenerative Braking Fault (Hybrid/EV)Hybrid
🟡 MONITOR
Fuel Cap / Evap SystemEmissions
4WD / AWD SystemDrivetrain
Bulb Failure WarningLighting
Headlight Range / Leveling FaultLighting
Service / Maintenance DueMaintenance
A/C System FaultHvac
Clutch Wear WarningTransmission
Cruise Control / ACC FaultADAS
🔵 INFORMATION
Engine Temperature Low (Blue)Cooling
Glow Plug / Diesel PreheatEngine
Traction Control / ESC OffChassis
Seatbelt ReminderActive safety
Rear Fog Light IndicatorLighting
Lane Departure / LDWS WarningADAS
Forward Collision Warning (FCW/AEB)ADAS
Blind Spot Monitor FaultADAS
Rear Parking Sensor / Camera FaultADAS
Windshield Washer Fluid LowMaintenance
Door Open WarningBody
Hood / Trunk Open WarningBody
Gear Shift Indicator (Manual)Transmission
Sport / Performance Mode ActiveTransmission
Frequently Asked Questions
Which OBD2 fault codes are commonly documented for the Mclaren Gt (2019–2026)?
Commonly documented OBD2 codes across many vehicles include: P0420, P0300, P0171. Find the full description, likely causes and estimated repair costs in the OBD2 Codes section on this page.
How often should the Mclaren Gt (2019–2026) be serviced?
Routine maintenance for the Mclaren Gt (2019–2026) typically includes an oil change every 6,000–9,000 miles (10,000–15,000 km), an air filter every 12,000–18,000 miles (20,000–30,000 km) and a brake inspection every 12,000 miles (20,000 km). Check the full plan with specific intervals in the Scheduled Maintenance section on this page.
Found what you were looking for? Explore other Mclaren models in our database, compare tyre offers in your size, or search a specific fault code in the TroubleAtlas OBD2 database.