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X3 G01
G01 • 2017–2025 • SAV
2
Engine Options
5
Known Issues
0
Critical Issues
78%
Reliability Score
Facelift (LCI) – 2021
- Larger kidney grilles
- New headlight design
- Updated iDrive with larger screen
- Mild-hybrid tech added
78% – Good
Engines
B48B20 – 2.0L Turbo Petrol
X3 20i, X3 30i • 184–252 hp • 290–350 Nm
Displacement 2.0L
Layout I4
Fuel Petrol
Transmission 8-Speed Automatic (ZF 8HP)
Known Issues1 issue
medium
Coolant System Weakness Occasional (~15%)
Electric water pump or thermostat may fail prematurely, particularly on early production units.
Typical Mileage
60,000–100,000 km
Est. Repair Cost
€400–€800
DIY Friendly
✗ Specialist
Overheating warningCoolant lossReduced power
B47D20 – 2.0L Diesel
X3 18d, X3 20d • 150–190 hp • 350–400 Nm
Displacement 2.0L
Layout I4
Fuel Diesel
Transmission 8-Speed Automatic (ZF 8HP)
Known Issues3 issues
high
EGR Cooler Leak Moderate (~20%)
EGR cooler can develop internal leaks, mixing coolant into the exhaust system.
Typical Mileage
80,000–150,000 km
Est. Repair Cost
€500–€1,000
DIY Friendly
✗ Specialist
Coolant lossWhite exhaust smokeOverheating
medium
Injector Seal Leak Moderate (~25%)
Copper injector seals deteriorate, causing a black tar-like residue around injectors and diesel smell.
Typical Mileage
80,000–130,000 km
Est. Repair Cost
€200–€400
DIY Friendly
✓ Yes
Diesel smellBlack residue around injectorsRough idle
medium
EGR Valve Clogging Common (~30%)
EGR valve clogs with carbon, especially on cars doing mostly short trips.
Typical Mileage
80,000–130,000 km
Est. Repair Cost
€300–€600
DIY Friendly
✓ Yes
Reduced powerRough idleEML light
Common Issues (G01-specific)
Body 1
low
Tailgate Actuator Failure Moderate (~15%)
Electric tailgate struts can fail, causing tailgate to not open/close properly.
Typical Mileage
50,000–100,000 km
Est. Repair Cost
€200–€400
Category
Body
Tailgate won't stay openSlow operationWarning message
Wear Items
B48B20 – Wear Items
X3 20i, X3 30i
Spark Plugs
Every 60,000 km
Replacement Cost€80–€150
Wear Factor50%
Brake Pads (Front)
30,000–50,000 km
Replacement Cost€150–€400
Wear Factor55%
B47D20 – Wear Items
X3 18d, X3 20d
DPF (Diesel Particulate Filter)
150,000–250,000 km
Replacement Cost€800–€2,000
Wear Factor40%
Glow Plugs
80,000–120,000 km
Replacement Cost€100–€250
Wear Factor45%
All Variants
All Variants
Complete list of model variants for G01