BMW X3 maintenance by mileage
How often owners do it
A/C refrigerant rechargeevery 5,000 mi
Engine oil and filterevery 7,500 mi
Engine air filterevery 8,000 mi
Cabin air filterevery 9,500 mi
Transmission fluidevery 12,000 mi
Coolant (antifreeze)every 13,000 mi
When the bigger jobs come up
Batteryaround 75,000 mi
Differential / gear oilaround 73,000 mi
Wheel alignmentaround 49,000 mi
Brake rotors (replace or resurface)around 87,000 mi
Tiresaround 37,000 mi
Control arms, links and bushingsaround 115,000 mi
All 34 jobs, by mileage
| Job | Usually at | Most between | Again every | Visits |
|---|---|---|---|---|
| Tires | 37,000 mi | 19,000–79,000 mi | – | 358 |
| Wheel alignment | 49,000 mi | 25,000–98,000 mi | – | 504 |
| Front brake pads | 71,000 mi | 48,000–102,000 mi | 25,000 mi | 1,074 |
| Differential / gear oil | 73,000 mi | 51,000–107,000 mi | – | 589 |
| Tire rotation | 73,000 mi | 25,000–102,000 mi | – | 77 |
| Battery | 75,000 mi | 44,000–109,000 mi | – | 629 |
| Brake fluid | 76,000 mi | 56,000–103,000 mi | 18,000 mi | 1,126 |
| Transfer case fluid | 76,000 mi | 55,000–118,000 mi | – | 300 |
| Cabin air filter | 77,000 mi | 50,000–109,000 mi | 9,500 mi | 1,384 |
| Rear brake pads or shoes | 77,000 mi | 51,000–116,000 mi | 22,000 mi | 1,270 |
| Transmission fluid | 80,000 mi | 60,000–113,000 mi | 12,000 mi | 815 |
| Fuel filter | 80,000 mi | 58,000–112,000 mi | 14,000 mi | 542 |
| Engine oil and filter | 82,000 mi | 53,000–117,000 mi | 7,500 mi | 6,396 |
| Engine air filter | 82,000 mi | 56,000–113,000 mi | 8,000 mi | 2,526 |
| Brake rotors (replace or resurface) | 87,000 mi | 62,000–120,000 mi | – | 480 |
| Spark plugs | 91,000 mi | 62,000–115,000 mi | – | 47 |
| Wiper blades | 93,000 mi | 67,000–128,000 mi | – | 179 |
| A/C refrigerant recharge | 94,000 mi | 70,000–128,000 mi | 5,000 mi | 381 |
| Wheel bearing | 96,000 mi | 70,000–117,000 mi | – | 97 |
| Engine and transmission mounts | 97,000 mi | 75,000–133,000 mi | – | 240 |
| Water pump | 99,000 mi | 78,000–143,000 mi | – | 164 |
| Drive (serpentine) belt | 100,000 mi | 72,000–143,000 mi | – | 108 |
| CV axle or boot | 100,000 mi | 68,000–147,000 mi | – | 126 |
| Fuel injectors | 108,000 mi | 81,000–136,000 mi | – | 202 |
| Shocks / struts | 109,000 mi | 77,000–148,000 mi | – | 325 |
| Coolant (antifreeze) | 112,000 mi | 80,000–144,000 mi | 13,000 mi | 644 |
| Ignition coils | 113,000 mi | 76,000–134,000 mi | – | 35 |
| Control arms, links and bushings | 115,000 mi | 84,000–151,000 mi | – | 354 |
| Throttle body cleaning | 116,000 mi | 81,000–147,000 mi | – | 32 |
| Radiator | 118,000 mi | 94,000–140,000 mi | – | 30 |
| Thermostat | 124,000 mi | 93,000–176,000 mi | – | 45 |
| EGR valve | 126,000 mi | 94,000–151,000 mi | – | 193 |
| DPF cleaning (diesel) | 127,000 mi | 94,000–145,000 mi | – | 308 |
| Alternator | 151,000 mi | 125,000–181,000 mi | – | 111 |
From 11,713 visits to independent repair shops in South Korea, 2020–2026 (model years mostly 2011–2021). Mileage converted from km and rounded; Korean-market cars can differ from US ones. Your owner’s manual comes first.