2019 BMW 3 Series maintenance schedule
Every service on the 2019 3 Series, with its interval and an estimated cost.
The 2019 BMW 3 Series oil change interval is every 10,000 mi or 12 months, whichever comes first (estimated cost $150–$250). Condition Based Service (CBS): change when the vehicle's service display calls for it. The CBS engine-oil interval is at most 10,000 miles or 12 months, whichever comes first; the display may call for it sooner depending on driving conditions (short trips, cold starts, idling, high engine speeds).
- Brake Fluid
- 24mo
- Cabin Air Filter
- 20,000mi
- ≈ 32,000km
- Spark Plugs
- 60,000mi
- ≈ 97,000km
Service intervals
From the 2019 BMW 3 Series schedule.
| Service | Every | Est. Cost | Status |
|---|---|---|---|
| Engine Oil & FilterSafety itemCondition Based Service (CBS): change when the vehicle's service display calls for it. The CBS engine-oil interval is at most 10,000 miles or 12 months, whichever comes first; the display may call for it sooner depending on driving conditions (short trips, cold starts, idling, high engine speeds). | 10,000 mi / 12 mo≈ 16,000 km / 12 mo | $150–$250 | |
| Cabin Air FilterReplace the ventilation microfilter at every 2nd engine oil service (approx. 20,000 mi). Not shown in the CBS display; done together with the oil service. | 20,000 mi≈ 32,000 km | $40–$80 | |
| Spark PlugsReplace at every 6th engine oil service (approx. 60,000 mi). Not shown in the CBS display; done together with the oil service. | 60,000 mi≈ 97,000 km | $200–$350 | |
| Brake FluidSafety itemTime-based only (no mileage): replace when the CBS display shows brake fluid due. BMW's CBS brake-fluid interval is 24 months after each change; the first change may be scheduled later, counted from the production date. | 24 mo | $120–$200 | |
| Brake InspectionInspect only. Front and rear brake pads are monitored by CBS (remaining miles shown); replace pads when displayed and check disc surface and thickness at that service. Brake lines and connections are checked at each CBS vehicle check. | As needed | — | |
| Engine CoolantNo scheduled replacement: the engine cooling system is factory-filled with long-term rated fluid; replacement is only necessary when repairs are performed; coolant level and concentration are checked at each CBS vehicle check. | As needed | $150–$300 | |
| Automatic Transmission FluidNo scheduled replacement: the 8-speed automatic transmission is factory-filled with long-term rated fluid; replacement is only necessary when repairs are performed. | As needed | $200–$400 | |
| Transfer Case Fluid (xDrive only)No scheduled replacement: the xDrive transfer case is factory-filled with long-term rated fluid; replacement is only necessary when repairs are performed, unless the vehicle's service system calls for it. | As needed | — |
≈ converted from the other unit and rounded.
Est. costs are US-typical, in USD.
- 0 Due now
- 0 Within 5,000 mi
- 0 Later
Ask Rev about my 3 Series
GarageHub · Free · Your AI MechanicOpenThe G20 3 Series introduced BMW's Condition-Based Service (CBS) system, which monitors wear and alerts you dynamically rather than following fixed intervals. However, this schedule reflects manufacturer-recommended maximums and critical safety items. Owners should monitor iDrive alerts closely and budget for premium fluids and parts; turbocharger and cooling-system components are the common cost drivers.
What happens if you skip it
- Neglecting brake fluid flushes allows moisture ingress into the ABS/DSC module, causing expensive electronic brake system faults and loss of stability control.
- Skipping differential fluid changes on xDrive AWD models accelerates gear and transfer-case wear, leading to clunking, vibration, and potential drivetrain damage.
- Ignoring coolant degradation on turbo engines increases risk of water pump failure and head gasket stress, both costly repairs in the $1,200–$2,500 range.
Common issues at higher mileage
- 40,000–60,000 mi
- Some owners report iDrive 7 software glitches, occasional electrical faults, and premature front brake pad wear; software updates and pad replacement are the usual remedies.
- 60,000–80,000 mi
- Water pump failure on turbocharged engines; symptoms include coolant leaks and overheating; repair costs $600–$1,200 including labor.
- 70,000+ mi
- Turbocharger carbon buildup and occasional wastegate rattle; direct injection exacerbates deposit formation; cleaning or turbo replacement can exceed $2,000.
- 80,000+ mi
- Control arm bushing wear and suspension creaking, particularly on M Sport models; worn bushings affect alignment and tire wear; replacement $400–$800 per side.
- 90,000+ mi
- Valve cover gasket leaks and PCV system issues; oil seepage onto spark plugs is common; repair $300–$600 depending on severity.
- 100,000+ mi
- Transmission solenoid wear and occasional hesitation or delayed shifts; fluid neglect accelerates this; solenoid replacement $500–$1,000 per unit.
Common questions about the 2019 BMW 3 Series
How often does a 2019 BMW 3 Series need an oil change?
The 2019 BMW 3 Series oil change interval is every 10,000 mi or 12 months, whichever comes first (estimated cost $150–$250). Condition Based Service (CBS): change when the vehicle's service display calls for it. The CBS engine-oil interval is at most 10,000 miles or 12 months, whichever comes first; the display may call for it sooner depending on driving conditions (short trips, cold starts, idling, high engine speeds).
What maintenance does a 2019 BMW 3 Series need?
The services not to skip on a 2019 BMW 3 Series: engine oil & filter every 10,000 mi / 12 mo; brake fluid every 24 mo. The table above lists every service with its interval and an estimated cost.
What goes wrong on a BMW 3 Series at higher mileage?
What owners report as the miles add up — 40,000–60,000 mi: Some owners report iDrive 7 software glitches, occasional electrical faults, and premature front brake pad wear; software updates and pad replacement are the usual remedies. 60,000–80,000 mi: Water pump failure on turbocharged engines; symptoms include coolant leaks and overheating; repair costs $600–$1,200 including labor. 70,000+ mi: Turbocharger carbon buildup and occasional wastegate rattle; direct injection exacerbates deposit formation; cleaning or turbo replacement can exceed $2,000. 80,000+ mi: Control arm bushing wear and suspension creaking, particularly on M Sport models; worn bushings affect alignment and tire wear; replacement $400–$800 per side. 90,000+ mi: Valve cover gasket leaks and PCV system issues; oil seepage onto spark plugs is common; repair $300–$600 depending on severity. 100,000+ mi: Transmission solenoid wear and occasional hesitation or delayed shifts; fluid neglect accelerates this; solenoid replacement $500–$1,000 per unit.
Keep this schedule for your 3 Series
Log what you've done, get reminded what's next. Rev knows the intervals for your 3 Series.