2018 BMW 330i Report
Known issues, recalls, running costs, and what to check before you buy.
Overall Score
Key Takeaways
- The primary concern is a recall for a faulty crankshaft sensor that can cause the engine to stall. Ensure this recall has been performed.
- A high TSB count indicates potential for various minor to moderate issues that may require dealer intervention.
- Despite no logged complaints, the combination of the recall and TSBs warrants a thorough inspection of the engine and related systems.
- This 330i offers a rewarding driving experience with competent handling and a responsive powertrain.
2018 BMW 330i
Critical Failure Risk
A faulty crankshaft position sensor, potentially due to firmware issues, can cause engine stalling and performance problems. This was the subject of a critical recall.
Early detection can help you avoid a $300-$600 repair.
Safety & Bulletins
Owner Complaints
No primary complaint themes found.
Performance & Efficiency
Reliability
Practicality
The score is supported by solid day-to-day usability signals.
Who This Car Is For
Best for
Drivers who prioritize engaging handling and a premium interior.
+2 more buyer-fit notes in the full report
Avoid if
Budget-conscious buyers who cannot afford potential unexpected repair costs.
+2 more buyer-fit warnings in the full report
2018 BMW 330i Reliability Analysis
Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2018 BMW 330i.
Vehicle Specs
- Fuel Type
- Premium
- Seating Capacity
- 5
- Transmission
- Automatic
- Drivetrain
- Rear-Wheel Drive
- Body Style
- Sedan
- EPA Combined MPG
- 25
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Most Common Issues
1. Crankshaft Sensor Failure
Most reportedUsage data observed
2. High TSB Count
Usage data observed
First Service Interval
- Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake System Inspection - Fluid Level Checks (Coolant, Brake, Washer)
Est. shop cost: $150 - $250
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FAQ
Is the 2018 BMW 330i reliable?
The CarFocal Reliability Score for the 2018 BMW 330i is 8.8/10. Reliability score is 8.8/10. NHTSA recalls: 1. Owner complaints: 0.
How practical is the 2018 BMW 330i for daily use?
Practicality score is 8.0/10. The score is supported by solid day-to-day usability signals. EPA combined economy is 25 MPG. Seating capacity is 5. 4 passenger doors are listed.
What is the overall score for the 2018 BMW 330i?
The CarFocal Overall Score for the 2018 BMW 330i is 6.9/10. Overall score is 6.9/10 (Good). Confidence 55%. Maintenance 7.4/10. Practicality 8.0/10.
What does it cost to own and maintain a 2018 BMW 330i?
Based on Carfocal's data, First listed service: - Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake System Inspection - Fluid Level Checks (Coolant, Brake, Washer) at 10,000 miles. Estimated first-year maintenance: $1,000 - $1,500 (including gas, insurance, and initial maintenance). Repair prediction highlight: Crankshaft Position Sensor (typical at 50,000 miles, estimated cost Min: $300 • Max: $600).
What is the MSRP range for the 2018 BMW 330i?
Base MSRP is $45,000.
What engine is in the 2018 BMW 330i?
Engine specs list 4 • 2.0.
What transmission does the 2018 BMW 330i use?
According to CarFocal's specs for the 2018 BMW 330i, transmission is Automatic. The paired drivetrain is Rear-Wheel Drive.
Does the 2018 330i require Premium gas?
Manufacturer fuel recommendation: Premium.
What is the combined EPA MPG for the 2018 BMW 330i?
EPA combined estimate is 25 MPG.
What driver assistance and safety features are available on the 2018 BMW 330i?
6 standard and 7 optional driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.
How many people fit in a 2018 BMW 330i?
According to CarFocal's specs for the 2018 BMW 330i, seating capacity is 5.
What body style is the 2018 BMW 330i?
According to CarFocal's specs for the 2018 BMW 330i, body style is sedan.
What drivetrain does the 2018 BMW 330i use?
According to CarFocal's specs for the 2018 BMW 330i, drivetrain is Rear-Wheel Drive. Transmission is Automatic.
Are there open safety recalls on the 2018 BMW 330i?
This model year has 1 official safety campaigns listed.
Should buyers consider alternatives to the 2018 BMW 330i?
Alternatives listed in this guide: 2018 Audi A4 and 2018 Alfa Romeo Giulia (952).