Factory maintenance schedule OEM · verified
Normal service, condensed from the factory interval matrix.
Under the factory schedule, replace the spark plugs every 60,000 mi.
| Every 60,000 mi | Spark Plugs (replace) |
| At 120,000 mi | Oxygen Sensor (replace) |
Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2012 X6 35IX.
Built as an SUV on BMW's E71 platform, the 2012 X6 35IX is distinguished by a fully electric powertrain paired with an eight-speed automatic (S8) transmission, a configuration that sets this model year apart within the E71 lineup. The chassis and gearbox form the mechanical foundation, while the electric driveline stands as the defining hardware feature of the vehicle and reshapes what the X6 badge delivers in this particular iteration. Reliability, however, tells a more cautionary story: 34 total owner complaints and 7 recalls have been logged against this model year, with the Engine category identified as the leading complaint area — a data profile that positions the 2012 35IX toward the heavier end of the X6's documented service history and gives any researcher a clear focal point when weighing long-term durability.
Fluid capacities, tune-up values and fuel economy at a glance.
Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.
From the factory this vehicle uses a BCI 49 · 900 CCA battery, OE oil filter 11428683168. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.
| Engine oil filter | 11428683168 alt 11428637821 |
| Engine air filter | 13717571355 alt 13717577457 |
| Spark plug | 12120037580 alt 12120037581 |
| Battery | 61217594976 |
| Front wiper blades | 61610077821 |
| Thermostat | 11538632664 alt 11537586885 |
| Cabin air filter | 64319194098 alt 64119248294 |
Engine, drivetrain, dimensions and economy.
| Transmission | Automatic (S8) |
| Overall length | 192.5 in |
| Overall width | 78 in |
| Overall height | 66.9 in |
| Wheelbase | 115.4 in |
| Track (front / rear) | 65 / 64.6 in |
| Weight distribution (front / rear) | 50/50 |
| EPA city / highway / combined | 16 / 23 / 19 MPGe |
| Electric range | 0 mi |
| Drivetrain | All-Wheel Drive |
| Recommended fuel | Premium Gasoline |
Capacities, torques and tune-up values from the factory service manual.
This engine DOT 4 brake fluid. Torque lug nuts to 103 ft-lbs.
| Automatic Transmission Fluid | BMW part number 83222152426 |
| Automatic Transmission Fluid Capacity | 10.5-11.5 |
| Brake Fluid | DOT 4 |
| Differential Gear Oil Capacity | 1.1 Pints |
| Differential Gear Oil Capacity | 2.1 Pints |
| Differential Gear Oil Capacity | 2.1 Pints |
| Engine Coolant | ETHYLENE GLYCOL |
| Power Steering Fluid | Use Pentosin CHF 11S |
| Lug Nuts | 103 ft-lbs |
| Transfer Case Fill Plug | 24.0 ft-lbs |
| Transfer Case Drain Plug | 24.0 ft-lbs |
| Front Wheel Hub | 310 ft-lbs |
| Rear Wheel Hub | 310 ft-lbs |
| Refrigerant | R134a |
| Oil Group | PAG |
| Oil Type | 46 |
| Standard BCI Group Number | 49 |
| Standard BCI Cranking Performance | 900 cca |
| Optional BCI Group Number | 95R |
| Optional BCI Cranking Performance | 950 cca |
| Optional BCI Group Number | 95R |
| Pressure Test | 21.7 psi |
| Radiator Cap Pressure Relief | 17-22 psi |
| Pressure Test | 29 psi |
| Radiator Cap Pressure Relief | 28-32 psi |
| Minimum Pad Thickness | Front: 0.145; Rear: 0.145 pads |
Normal service, condensed from the factory interval matrix.
Under the factory schedule, replace the spark plugs every 60,000 mi.
| Every 60,000 mi | Spark Plugs (replace) |
| At 120,000 mi | Oxygen Sensor (replace) |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
Owner complaints about the 2012 BMW X6 35IX dominate in one area — the engine, 11 of 34 reports (32%), well ahead of the next concern. That matters, because the engine are also the target of recall 18V-248 on this vehicle — so the single most useful check before buying or servicing one is confirming it was actually performed. 2 of the reports describe a crash and 0 a fire — a small share of the total, but worth weighing against the engine pattern above. These are tallies of what owners actually reported to the federal government, not an editorial score — and higher-selling models naturally rack up more reports.
All 34 complaints on record, top 8 components.
Source: NHTSA Office of Defects Investigation complaint database.
Showing 1 of 1 campaigns on record for this vehicle.
BMW of North America, LLC (BMW) is recalling certain 2011-2012 BMW 550i, 550i xDrive, 550i Gran Turismo, 550i Gran Turismo xDrive, 750i, 750Li, 750i xDrive, 750Li xDrive, 760Li, X5 xDrive50i, X5 M, X6 xDrive50i, X6 M… Remedy: BMW will notify owners, and dealers will replace the electric auxiliary water pump, free of charge. Depending on the model, there are currently limited parts available, however…
Showing 5 of 218 bulletins on record with NHTSA.
| Bulletin | Date | Component | Summary |
|---|---|---|---|
| B012016 | 2026-05-06 | Electrical System | The Footwell Module (FRM) limited warranty for defects in materials and / or workmanship… |
| B065825 | 2025-11-18 | Visibility/Wiper | Rear Glass Return |
| B110614 | 2025-03-27 | Engine | This bulletin outlines the Customer Care Package program that has been designed… |
| B012016 | 2025-03-13 | Electrical System | The Footwell Module (FRM) limited warranty for defects in materials and / or workmanship… |
| B012016 | 2025-02-20 | Electrical System | The Footwell Module (FRM) limited warranty for defects in materials and / or workmanship… |
Decode factory build data for a specific vehicle by VIN.
Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.
Interactive fuse-box and wiring references for this vehicle, searchable by circuit.
Cross-vehicle references for the kinds of data on this page.
NHTSA lists 7 recall campaign(s) for this model year. Check your specific vehicle by VIN.
EPA figures are 16 city / 23 highway / 19 combined MPGe. EPA electric range is 0 miles.