What is the recommended maintenance schedule for a BMW 3 Series?

1. Oil Change

• Every 10,000 miles or 12 months
• Check oil level regularly, top up if needed

2. Brake Fluid

• Every 2 years regardless of mileage

3. Engine Air Filter

• Every 30,000 miles
• Inspect more frequently if driving in dusty conditions

4. Cabin Air Filter

• Every 15,000 to 30,000 miles
• Replace more often if you have allergies or drive in polluted areas

5. Spark Plugs

• Every 60,000 to 100,000 miles
• Check BMW's specific guidelines for your model year and engine type

6. Coolant

• Every 3 to 4 years
• Check levels periodically, especially before long trips

7. Transmission Fluid

• Every 60,000 to 100,000 miles
• Inspect and replace as necessary based on driving conditions

8. Brake Pads and Rotors

• Inspect every 10,000 to 15,000 miles
• Replace depending on wear, typically every 30,000 to 70,000 miles

9. Tire Rotation and Alignment

• Every 10,000 miles or at every oil change
• Check alignment annually or if the vehicle shows signs of uneven tire wear

10. Battery

• Inspect every 6 months
• Replace every 3 to 5 years

11. Fuel Filter

• Replace every 30,000 to 60,000 miles

12. Serpentine Belt

• Inspect every 50,000 miles
• Replace if cracks or wear are visible

13. Differential Fluid

• Every 30,000 to 60,000 miles

14. Suspension and Steering Components

• Inspect annually or every 10,000 to 15,000 miles

Maintaining a regular maintenance schedule as per these guidelines can help ensure the longevity and optimal performance of your BMW 3 Series. Always refer to the owner's manual for the most accurate and specific information tailored to your particular model and year.