2021 MINI GP Problems: 13 Issues Every Owner Should Know

2021 model year · 1,005+ owner reports · Updated May 2026

According to Au7o's analysis of 1,005+ owner reports, the 2021 MINI GP has 13 documented known issues, with 6 rated critical. The most serious are High-Pressure Fuel Pump (HPFP) Failure (N14/N18/B48 Turbo DI) ($900-$2,200 repair), Intercooler Boost Pipe Blowoff / Silicone Coupler Failure (N14/N18/B48) ($60-$450 repair), Thermostat Housing/Coolant Outlet Leak (N18/B48) ($450-$1,200 repair), Front Brake Rotor Cracking/Heat Checking Under Track Use (GP2/GP3) ($450-$1,800 repair), Electric Water Pump Failure ($500-$1,200 repair) and Timing Chain Stretch and Rattle (N18/B48 Engines) ($1,200-$3,000 repair). The most commonly reported issue is Carbon Buildup on Intake Valves (Direct Injection) Causing Misfires/Power Loss with 200 owner reports. Across all issues, repair costs range from $60 to $3,000. DIY maintenance guides at au7o.io.

All 13 Known Issues

When Issues Typically Appear

Front Brake Rotor Cracking/Heat Checking Under Track Use (GP2/GP3)

5K-40K

Intercooler Boost Pipe Blowoff / Silicone Coupler Failure (N14/N18/B48)

10K-50K

EVAP Purge Valve (Tank Vent Valve) Stuck Open Causing Rough Start and Fuel Smell

20K-80K

Thermostat Housing/Coolant Outlet Leak (N18/B48)

25K-80K

High-Pressure Fuel Pump (HPFP) Failure (N14/N18/B48 Turbo DI)

30K-90K

Carbon Buildup on Intake Valves (Direct Injection) Causing Misfires/Power Loss

30K-90K

Engine Mount (Upper/Right) Hydraulic Mount Collapse Causing Vibration (N18/B48)

30K-90K

Electric Water Pump Failure

50K-100K

Timing Chain Stretch and Rattle (N18/B48 Engines)

60K-80K

025K50K75K100K mi

Community Reported

95 owners

On the 2013-2023 MINI GP, the factory intercooler-to-throttle body boost pipes on the GP2 and GP3 use silicone couplers secured by worm-drive clamps that are prone to cracking, splitting, or blowing off under sustained high-boost track use. The N18 and B48 engines in GP specification run elevated boost pressure compared to standard Cooper S variants, accelerating coupler fatigue. Owners report a sudden loss of power accompanied by a loud 'pop' or hiss from the engine bay as boost pressure escapes.

This issue also affects: Audi A3, Audi A6, Audi A8

Common Symptoms

Sudden loss of power under boost
Loud hissing or popping sound from engine bay
Check engine light illuminated with boost-related codes
Excessive turbo spool noise without corresponding power delivery
Black sooty residue around intercooler pipe connections

How to Fix

Replace OEM silicone couplers with upgraded reinforced silicone units (e.g., Forge Motorsport or CTS Turbo boost pipe kits specific to R56/F56 platform). OEM part numbers vary: intake boot 13717586881 (N18) or 13717617188 (B48). Inspect all clamps and retorque to spec (3-4 Nm for worm drive clamps).

Typical repair cost:$60 - $450

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Community Reported

Medium Confidence95 reportsLast reported by owners Invalid DateReviewed May 2026

On the 2013-2023 MINI GP, the timing chain on the N18 (GP2) and B48 (GP3) engines stretches over time, causing a characteristic rattle on cold start and eventually triggering timing-related fault codes. The N18 engine is more prone to this issue than the B48. The chain tensioner cannot compensate for excessive chain stretch, leading to retarded cam timing, rough running, and in severe cases, the chain can jump teeth causing valve-to-piston contact. The high-RPM nature of GP driving accelerates chain wear.

This issue also affects: Buick Enclave, Buick Encore, Buick LaCrosse

Common Symptoms

Rattling or clattering noise from engine on cold start
Rattle that disappears after engine warms up
Check engine light with cam timing codes
Rough idle
Reduced engine power
Engine will not start (if chain has jumped)

How to Fix

Replace the timing chain, tensioner, and guides as a preventive measure at 60,000-80,000 miles on the N18, or when rattling first appears. The B48 is more durable but should still be inspected at 80,000+ miles. Parts cost $300-$600 for a complete kit; labor is 6-10 hours ($900-$1,500) as the job requires removing the front of the engine. Use OEM timing components only — aftermarket chains stretch faster. Always replace the chain guide rails and tensioner at the same time.

What Owners Are Using

Parts and tips from 0+ owners who fixed this issue

NoteCold start rattle is the canary in the coal mine. Once you hear it, you have a limited window to replace the chain before it jumps and bends valves. Do not delay this repair.
TipIf buying a used GP2 with the N18 engine, ask for timing chain replacement records. If no documentation exists, budget $2,000 for preventive replacement.
UpgradeComplete timing chain kit includes chains, guides, and tensioners (Cloyes Timing Chain Kit)
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UpgradeHigh-quality engine oil is critical after timing service (Castrol Edge Full Synthetic Motor Oil)
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Typical repair cost:$1,200 - $3,000

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High Confidence0 reportsLast reported by owners Invalid DateReviewed Invalid Date

Community Reported

200 owners

On the 2013-2021 MINI GP, direct-injection turbo engines in MINI GP models can accumulate carbon deposits on intake valves because fuel does not wash the valve backs. Over time this can cause rough idle, hesitation, misfires, and reduced performance, especially noticeable on cold starts. This is widely documented in MINI owner reports and service bulletins covering DI drivability complaints on N18/B48 platforms.

This issue also affects: Buick LeSabre, Buick Park Avenue, Buick Encore

Common Symptoms

Rough idle, especially cold
Hesitation on acceleration
Misfire under load
Reduced fuel economy
Check Engine Light with misfire codes

How to Fix

Perform intake valve cleaning (walnut blasting or approved chemical/abrasive cleaning) and replace intake manifold gaskets as needed. Address contributing factors such as PCV system issues and ensure correct oil specification and change intervals; some owners add catch cans, but cleaning remains the primary fix.

Typical repair cost:$400 - $1,200

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Community Reported

Medium Confidence200 reportsLast reported by owners Invalid DateReviewed Apr 2026

Community Reported

170 owners

On the 2013-2021 MINI GP, the GP's high-output turbocharged engine is pushed harder than standard Cooper S models, making it more susceptible to turbo oil feed line leaks and carbon buildup on intake valves. The banjo bolt oil feed line seal hardens over time, causing oil to drip onto the exhaust manifold. Direct injection also causes severe intake valve carbon deposits that reduce performance.

This issue also affects: Buick LeSabre, Buick Park Avenue, Buick Encore

Common Symptoms

Oil smell from engine bay
Smoke from turbo area
Reduced power and throttle response
Rough idle that worsens over time
Misfires under boost
Oil drip on exhaust manifold near turbo

How to Fix

Replace the turbo oil feed line and banjo bolt seals. For carbon buildup, walnut shell blasting of the intake valves is the established repair. Consider an oil catch can to reduce future carbon accumulation.

What Owners Are Using

Parts and tips from 170+ owners who fixed this issue

UpgradeOil catch can to reduce carbon buildup on intake valves (Mishimoto #MMBCC-MINI-07)
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TipWalnut blast the intake valves every 50,000-60,000 miles to maintain peak performance on the GP

Typical repair cost:$200 - $1,200

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Community Reported

High Confidence170 reportsLast reported by owners Mar 2026Reviewed Mar 2026

On the 2013-2023 MINI GP, the VANOS (variable valve timing) solenoids on both the N18 engine (GP2, 2013-2015) and B48 engine (GP3, 2020-2023) are susceptible to failure from oil contamination and varnish buildup. When the solenoids stick or fail, the ECU cannot properly control cam timing, resulting in rough idle, poor throttle response, and reduced performance. The high-output tuning of the GP engines makes them less tolerant of degraded VANOS performance compared to standard MINI models.

This issue also affects: Audi A4, Audi A5, Audi A6

Common Symptoms

Check engine light with VANOS codes
Rough or unstable idle
Loss of low-end torque
Hesitation on throttle tip-in
Rattling noise from engine on cold start
Reduced fuel economy

How to Fix

Replace the VANOS solenoid(s) — typically two on these engines ($80-$150 each). Clean the VANOS oil filter screens during replacement. Use OEM or quality aftermarket solenoids (Pierburg is the OEM supplier). Prevent issues with frequent oil changes every 5,000 miles using BMW LL-01 approved 5W-30 synthetic oil. Some owners clean solenoids ultrasonically as a temporary measure, but replacement is the reliable fix.

What Owners Are Using

Parts and tips from 0+ owners who fixed this issue

TipChange oil every 5,000 miles, NOT the BMW-recommended 15,000. The GP engines run hot and hard — extended oil change intervals are the number one cause of VANOS solenoid failure.
UpgradeVVT solenoid restores proper variable valve timing operation (Dorman Variable Valve Timing Solenoid)
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UpgradeFresh oil is critical for VVT system performance (Mobil 1 Full Synthetic Motor Oil)
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Typical repair cost:$200 - $600

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High Confidence0 reportsLast reported by owners Invalid DateReviewed Invalid Date

Community Reported

90 owners

On the 2013-2021 MINI GP, turbo MINI engines used in GP2 (N18) and GP3 (B48) have well-documented coolant leaks from plastic thermostat housings/coolant outlets and their integrated seals. Heat cycling and plastic aging can cause cracking or warping, leading to slow coolant loss and overheating warnings. Owners commonly report coolant smell, low coolant messages, and visible seepage around the housing area.

This issue also affects: Audi A4 allroad, Audi Q5, Audi Q7

Common Symptoms

Low coolant warning message
Sweet coolant smell after driving
Coolant residue/white crust near thermostat housing
Intermittent overheating or temperature warnings
Coolant puddle under front of vehicle

How to Fix

Replace the thermostat housing/coolant outlet assembly and associated seals; refill and bleed the cooling system per MINI procedure. On B48 applications, replace the coolant flange/outlet components as specified by VIN; inspect adjacent hoses and the expansion tank cap for proper pressure retention.

Typical repair cost:$450 - $1,200

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Medium Confidence90 reportsLast reported by owners Invalid DateReviewed Apr 2026

On the 2013-2023 MINI GP, the electric water pump on the N18 and B48 engines is a known failure point across the BMW/MINI platform. The pump motor or impeller fails, causing loss of coolant circulation and rapid overheating. Unlike mechanical water pumps that give gradual warning signs, the electric pump can fail suddenly with no prior symptoms. The GP engines run hotter than standard MINI models, putting additional stress on the pump. Failure typically occurs between 50,000-100,000 miles.

This issue also affects: Audi Q7, Audi S3, BMW 5 Series

Common Symptoms

Engine temperature rising rapidly to red zone
Coolant temperature warning on dashboard
No heat from heater (coolant not circulating)
Coolant boiling over
Electric pump not audible when ignition is on (normally faint hum)
Steam from engine bay

How to Fix

Replace the electric water pump and thermostat together ($300-$600 for parts, $200-$400 labor). The thermostat is also electronically controlled and commonly fails alongside the pump. Use OEM or Pierburg (OEM supplier) replacement parts. Flush the cooling system with fresh BMW coolant during the repair. As preventive maintenance, replace the water pump at 80,000 miles even if it is still working — the cost of a planned replacement is far less than an engine overheated by a failed pump. Always carry coolant and monitor the temperature gauge closely on older GP models.

What Owners Are Using

Parts and tips from 0+ owners who fixed this issue

NoteIf the temperature gauge climbs past the middle mark, STOP DRIVING IMMEDIATELY. The electric water pump gives zero warning before complete failure. Overheating for even 2 minutes can warp the cylinder head.
TipReplace the water pump and thermostat together at 80,000 miles as preventive maintenance. The parts are $400-$500 and the labor overlaps. Cheap insurance against a catastrophic overheat.
UpgradeGates water pump — OE-quality replacement with gasket (Gates Water Pump)
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UpgradeGMB water pump — reliable OEM alternative (GMB Water Pump)
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Typical repair cost:$500 - $1,200

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High Confidence0 reportsLast reported by owners Invalid DateReviewed Invalid Date

Community Reported

120 owners

On the 2013-2021 MINI GP, mINI GP models with turbo direct-injection engines have documented HPFP failures that can cause long crank/no-start, limp mode, and reduced power. The pump can lose pressure internally or fail electrically, often showing up under hot restarts or heavy load. Owner reports and NHTSA complaints across R56/R60-era MINIs (including GP2’s N18) frequently describe intermittent stalling and repeated fuel-pressure faults.

This issue also affects: Alfa Romeo Giulia, Alfa Romeo Stelvio, Buick LeSabre

Common Symptoms

Long crank or no-start (especially hot)
Sudden loss of power/limp mode under boost
Engine stalls at idle or when coming to a stop
Rough running/misfires with fuel pressure faults
Check Engine Light with fuel rail pressure codes

How to Fix

Replace the high-pressure fuel pump and perform fuel system adaptations/coding as required. Common MINI/BMW HPFP part numbers vary by engine and production date (verify by VIN), including BMW/MINI 13 51 7 616 446 and related supersessions; replace the HPFP mounting bolts and inspect the low-pressure supply and fuel filter/regulator where applicable.

Typical repair cost:$900 - $2,200

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Community Reported

Medium Confidence120 reportsLast reported by owners Invalid DateReviewed Apr 2026

Community Reported

75 owners

On the 2013-2021 MINI GP, mINI GP models are frequently driven hard, and owner reports document front rotor heat checking and cracking, particularly after repeated high-speed braking or track days. The combination of high vehicle grip, aggressive pads, and sustained heat can lead to rotor surface cracking and vibration. Drivers report pulsation, steering shake, and visible cracks radiating from drilled/vent features depending on rotor design used.

Common Symptoms

Brake pedal pulsation
Steering wheel vibration under braking
Visible heat checking/cracks on rotor face
Longer stopping distances after repeated stops
Burning brake smell/fade

How to Fix

Replace front rotors and pads with track-appropriate components and bed them correctly; inspect caliper slide pins and brake fluid condition. For repeated track use, upgrade to higher-thermal-capacity rotors/pads and use high-temp brake fluid; monitor rotor thickness and replace at or before minimum spec.

Typical repair cost:$450 - $1,800

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Medium Confidence75 reportsLast reported by owners Invalid DateReviewed Apr 2026

Community Reported

110 owners

On the 2013-2021 MINI GP, turbo MINI engines commonly experience hydraulic engine mount deterioration, leading to increased vibration and drivetrain movement. On GP models, the stiffer chassis setup can make mount collapse more noticeable, with owners reporting harshness at idle and thumps on throttle transitions. Leaking mount fluid and excessive engine rock are frequently noted in owner reports for N18 and B48 applications.

This issue also affects: BMW 5 Series, BMW X2, BMW 2 Series

Common Symptoms

Excessive vibration at idle
Thump/clunk on acceleration or shifting
Engine rocks noticeably when blipping throttle
Rattles from exhaust/downpipe contacting body
Visible fluid leakage from mount (hydraulic type)

How to Fix

Replace the failed engine mount(s) (typically the upper/right mount first) and inspect the lower torque mount and transmission mount. After replacement, verify exhaust/downpipe clearance and recheck for abnormal drivetrain movement under load.

Typical repair cost:$350 - $1,200

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Medium Confidence110 reportsLast reported by owners Invalid DateReviewed Apr 2026

Community Reported

50 owners

On the 2021 MINI GP turbocharged, the MINI GP3's 302 HP turbocharged engine delivers its power exclusively through the front wheels, resulting in severe torque steer during aggressive acceleration — the steering wheel pulls sharply to one side under power. While the electronic limited-slip differential attempts to manage the torque distribution, it cannot fully compensate for the power level. Additionally, the 8-speed torque-converter automatic (the GP3's only transmission option) exhibits noticeable lag and confused shifting behavior in stop-and-go traffic, dulling the driving experience compared to the manual-equipped GP2.

Common Symptoms

Steering wheel pulling strongly to one side under hard acceleration
Inconsistent steering feel exiting corners under power
Transmission hunting between gears in stop-and-go traffic
Noticeable delay between pressing throttle and acceleration response
Jerky low-speed driving in Normal mode

How to Fix

Torque steer is inherent to the GP3's front-wheel-drive layout and cannot be fully eliminated. Mitigate it by applying throttle progressively out of corners rather than stomping on the gas. The transmission lag can be improved by using Sport mode, which holds gears longer and reduces the converter lockup hunting. A transmission software reflash from a MINI specialist can improve shift response. Some owners report that aftermarket engine mounts reduce the torque steer effect by limiting engine movement.

What Owners Are Using

Parts and tips from 50+ owners who fixed this issue

TipKeep the GP3 in Sport mode for spirited driving — this transforms the sluggish Normal mode transmission behavior into much sharper, more responsive shifts that suit the car's character.
UpgradeRoyal Purple Max-Gear differential fluid for superior protection (Royal Purple Max-Gear Differential Fluid)
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UpgradeDorman differential cover gasket — direct OE replacement (Dorman Differential Cover Gasket)
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Typical repair cost:$0 - $500

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Medium Confidence50 reportsLast reported by owners Mar 2026Reviewed Mar 2026

Community Reported

95 owners

On the 2013-2021 MINI GP, mINI turbo models have documented EVAP purge/vent valve failures that can allow excess fuel vapor into the intake, causing hard starts after refueling, rough idle, and occasional stalling. Owners often report a fuel smell and drivability issues that are worse immediately after filling the tank. This issue is commonly referenced in MINI service literature and owner reports for N18/B48-era vehicles.

This issue also affects: BMW 5 Series, BMW X2, BMW 2 Series

Common Symptoms

Hard start after refueling
Rough idle or stumbling
Fuel smell near engine bay
Occasional stall at idle
Check Engine Light with EVAP-related codes

How to Fix

Replace the EVAP purge valve (tank vent/purge solenoid as applicable by engine) and inspect EVAP lines for cracks or disconnections. Clear codes and verify proper purge operation with scan-tool activation tests; ensure the fuel cap and filler neck seal correctly.

Typical repair cost:$180 - $650

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Medium Confidence95 reportsLast reported by owners Invalid DateReviewed Apr 2026

On the 2013-2023 MINI GP, the cast iron exhaust manifold (integrated with the turbo housing on the N18/B48) is prone to cracking from thermal stress. The GP engines produce higher exhaust gas temperatures than standard MINI models due to their aggressive tuning. Cracks develop at the cylinder-to-manifold flanges, causing exhaust leaks, a ticking noise, and potential turbo bearing damage from escaping exhaust gases. Track use and hard driving significantly accelerate cracking.

This issue also affects: BMW 5 Series, BMW X2, BMW X6

Common Symptoms

Ticking or tapping noise from engine bay on cold start
Exhaust smell in cabin
Reduced turbo boost or spool
Check engine light with exhaust or catalyst codes
Visible soot around exhaust manifold flanges
Higher than normal exhaust gas temperatures

How to Fix

Replace the cracked exhaust manifold. On the N18 (GP2), the manifold is integrated with the turbo housing, making replacement expensive ($800-$1,500 for parts plus 4-6 hours labor). The B48 (GP3) has a separate manifold ($500-$900 plus labor). Aftermarket stainless steel manifolds from brands like Supersprint ($1,000-$2,000) resist cracking better than factory cast iron. Always replace the manifold gaskets and exhaust studs during the repair. Inspect the turbo oil feed and return lines while the manifold is off.

What Owners Are Using

Parts and tips from 0+ owners who fixed this issue

TipLet the engine idle for 30-60 seconds after hard driving before shutting off. This allows the turbo and manifold to cool gradually, reducing thermal shock cracking.
UpgradeDorman exhaust manifold — solves cracking issues on many models (Dorman Exhaust Manifold)
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UpgradeDorman exhaust manifold bolt and stud kit (Dorman Exhaust Manifold Hardware Kit)
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Typical repair cost:$800 - $3,000

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Frequently Asked Questions

What are the most common MINI GP problems?

According to Au7o's analysis of 1,005+ owner reports, the 2021-2021 MINI GP has 13 documented issues. The most frequently reported are: High-Pressure Fuel Pump (HPFP) Failure (N14/N18/B48 Turbo DI), Intercooler Boost Pipe Blowoff / Silicone Coupler Failure (N14/N18/B48), Thermostat Housing/Coolant Outlet Leak (N18/B48). Of these, 6 are rated critical and should be addressed promptly.

Is the MINI GP reliable?

The 2021-2021 MINI GP has 13 known issues documented across 1,005+ owner reports. 6 issues are rated critical: High-Pressure Fuel Pump (HPFP) Failure (N14/N18/B48 Turbo DI) and Intercooler Boost Pipe Blowoff / Silicone Coupler Failure (N14/N18/B48) and Thermostat Housing/Coolant Outlet Leak (N18/B48) and Front Brake Rotor Cracking/Heat Checking Under Track Use (GP2/GP3) and Electric Water Pump Failure and Timing Chain Stretch and Rattle (N18/B48 Engines). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.

How much does it cost to fix common MINI GP problems?

Repair costs for known MINI GP issues range from $0 to $3,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, High-Pressure Fuel Pump (HPFP) Failure (N14/N18/B48 Turbo DI), typically costs $900-$2,200 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.

What is the 2013-2021 MINI GP High-Pressure Fuel Pump (HPFP) Failure (N14/N18/B48 Turbo DI)?

MINI GP models with turbo direct-injection engines have documented HPFP failures that can cause long crank/no-start, limp mode, and reduced power. The pump can lose pressure internally or fail electrically, often showing up under hot restarts or heavy load. Owner reports and NHTS… Repairs typically run $900-$2,200. Severity: high.

What is the 2013-2023 MINI GP Intercooler Boost Pipe Blowoff / Silicone Coupler Failure (N14/N18/B48)?

The factory intercooler-to-throttle body boost pipes on the GP2 and GP3 use silicone couplers secured by worm-drive clamps that are prone to cracking, splitting, or blowing off under sustained high-boost track use. The N18 and B48 engines in GP specification run elevated boost pr… Repairs typically run $60-$450. Severity: high.

All 13 Known Issues

When Issues Typically Appear

2013-2023 MINI GP: Intercooler Boost Pipe Blowoff / Silicone Coupler Failure (N14/N18/B48)#

Common Symptoms

How to Fix

Research This Issue

2013-2023 MINI GP: Timing Chain Stretch and Rattle (N18/B48 Engines)#

Common Symptoms

How to Fix

What Owners Are Using

Research This Issue

2013-2021 MINI GP: Carbon Buildup on Intake Valves (Direct Injection) Causing Misfires/Power Loss#

Common Symptoms

How to Fix

Research This Issue

2013-2021 MINI GP: Turbocharger Oil Feed Line Leak and Carbon Buildup#

Common Symptoms

How to Fix

What Owners Are Using

Research This Issue

2013-2023 MINI GP: VANOS Solenoid Issues (N18/B48 Engines)#

Common Symptoms

How to Fix

What Owners Are Using

Research This Issue

2013-2021 MINI GP: Thermostat Housing/Coolant Outlet Leak (N18/B48)#

Common Symptoms

How to Fix

Research This Issue

2013-2023 MINI GP: Electric Water Pump Failure#

Common Symptoms

How to Fix

What Owners Are Using

Research This Issue

2013-2021 MINI GP: High-Pressure Fuel Pump (HPFP) Failure (N14/N18/B48 Turbo DI)#

Common Symptoms

How to Fix

Research This Issue

2013-2021 MINI GP: Front Brake Rotor Cracking/Heat Checking Under Track Use (GP2/GP3)#

Common Symptoms

How to Fix

Research This Issue

2013-2021 MINI GP: Engine Mount (Upper/Right) Hydraulic Mount Collapse Causing Vibration (N18/B48)#

Common Symptoms

How to Fix

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2021 MINI GP: GP3 Severe Torque Steer and Automatic Transmission Lag#

Common Symptoms

How to Fix

What Owners Are Using

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2013-2021 MINI GP: EVAP Purge Valve (Tank Vent Valve) Stuck Open Causing Rough Start and Fuel Smell#

Common Symptoms

How to Fix

Research This Issue

2013-2023 MINI GP: Cracked Exhaust Manifold (Turbo Models)#

Common Symptoms

How to Fix

What Owners Are Using

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Other MINI Models

Frequently Asked Questions

What are the most common MINI GP problems?

Is the MINI GP reliable?

How much does it cost to fix common MINI GP problems?

What is the 2013-2021 MINI GP High-Pressure Fuel Pump (HPFP) Failure (N14/N18/B48 Turbo DI)?

What is the 2013-2023 MINI GP Intercooler Boost Pipe Blowoff / Silicone Coupler Failure (N14/N18/B48)?

What is the 2013-2021 MINI GP Thermostat Housing/Coolant Outlet Leak (N18/B48)?

What is the 2013-2021 MINI GP Front Brake Rotor Cracking/Heat Checking Under Track Use (GP2/GP3)?

What is the 2013-2023 MINI GP Electric Water Pump Failure?

What is the 2013-2023 MINI GP Timing Chain Stretch and Rattle (N18/B48 Engines)?

What is the 2013-2021 MINI GP Carbon Buildup on Intake Valves (Direct Injection) Causing Misfires/Power Loss?

What is the 2013-2021 MINI GP Turbocharger Oil Feed Line Leak and Carbon Buildup?

What is the 2013-2021 MINI GP Engine Mount (Upper/Right) Hydraulic Mount Collapse Causing Vibration (N18/B48)?

What is the 2013-2021 MINI GP EVAP Purge Valve (Tank Vent Valve) Stuck Open Causing Rough Start and Fuel Smell?

What is the 2013-2023 MINI GP VANOS Solenoid Issues (N18/B48 Engines)?

What is the 2013-2023 MINI GP Cracked Exhaust Manifold (Turbo Models)?

What is the 2021 MINI GP GP3 Severe Torque Steer and Automatic Transmission Lag?