Last updated: 2026-03-04
2023 BMW 4-Series Reliability Score & Common Problems
The 2023 BMW 4-Series scores 63/100 ("Good"). With 26 recalls and 43 owner complaints, reliability is acceptable but not class-leading.
2023 is the last model year of the Second generation (G22/G23/G26).
Recalls
26
Complaints
43
Complaint Rate
11.6
per 10k sold
Above avgEst. Annual Cost
$968
Major Repair Risk
N/A
NHTSA Rating
5/5
Score Breakdown
Component-weighted complaints normalized by sales volume
Independent repair cost ratings
Recall count weighted by severity
Breadth of reported problem categories
Acceptable reliability — worth considering with a pre-purchase inspection.
Top Issues
26 recalls on record
Generation & Refresh (US)
2023 is the last model year of the Second generation (G22/G23/G26).
- Final-year models are typically the most refined version of a generation.
- 2nd generation 4-Series (US).
What this means for buyers
Final-year models are usually the most polished version of a generation, but resale value may dip as buyers anticipate the next redesign.
Second generation (G22/G23/G26)
Should You Buy the 2023 BMW 4-Series?
The 2023 BMW 4-Series scores 63/100 ("Good"), placing it in acceptable but not class-leading territory. 2023 is the last model year of the Second generation (G22/G23/G26).
Its complaint rate (11.6 per 10k sold) is above the Coupe segment average of 2.5. The most common reports involve unknown or other (10).
A pre-purchase inspection is recommended for used examples, with particular attention to unknown or other (10). An extended warranty may provide additional peace of mind.
Compared to the 2024 BMW 4-Series, which scored 3 points higher. See also the 2022 BMW 4-Series for an earlier comparison.
Pros
- Acceptable reliability score
- 5-star NHTSA crash rating
- Well-established generation
- Only 43 complaints reported
Cons
- Above-average recall count
- Above-average complaint rate for Coupe
- SERVICE BRAKES: Several issues related to the service brakes on the 2023 BMW 4-Series (12 complaints)
Compare 2023 BMW 4-Series With
Common Problem Categories
Safety
- 26 manufacturer recalls issued
Other
- SERVICE BRAKES (12)
- UNKNOWN OR OTHER (10)
- ELECTRONIC STABILITY CONTROL (ESC) (5)
- ELECTRICAL SYSTEM (3)
- BACK OVER PREVENTION (3)
- POWER TRAIN (3)
- VEHICLE SPEED CONTROL (2)
- STRUCTURE (2)
- EXTERIOR LIGHTING (1)
- TIRES (1)
- STEERING (1)
Recall Overview
26
recalls on record
The 2023 BMW 4-Series has 26 recalls on record, which is above average. A higher recall count can indicate multiple component concerns. However, recalls also demonstrate that the manufacturer is actively addressing known issues. All recall repairs are performed free of charge at authorized dealerships.
NHTSA.gov →Complaint Breakdown
11.6
per 10k soldSegment avg: 2.5
Safety Incidents
Crashes
6
Fires
0
Injuries
3
Deaths
0
Data sourced from NHTSA complaint filings and manufacturer recall notices. Complaint narratives are owner-reported.
2023 BMW 4-Series Recall Details
26 recalls have been issued for the 2023 BMW 4-Series. All recall repairs are performed free of charge at authorized dealerships.
ELECTRICAL SYSTEM
BMW of North America, LLC (BMW) is recalling certain 2023 BMW 740i, 760i xDrive, and i7 xDrive60 vehicles. The telematics control unit may not transmit the vehicle location information to emergency responders.
Consequence
Emergency response may be delayed without the vehicle location information, increasing the risk of injury.
Remedy
Dealers will update the telematics control unit software, free of charge. Owner notification letters were mailed January 17, 2023. Owners may contact BMW customer service at 1-800-525-7417.
ELECTRICAL SYSTEM
BMW of North America, LLC (BMW) is recalling certain 2021-2023 Toyota Supra, 2022-2023 2 Series Coupe, 2021-2024 5 Series (xDrive), 2021-2022 Z4, 2022-2024 4 Series (Gran Coupe), 2021-2024 4 Series (Convertible and xDrive Convertible), 2021-2023 4 Series (Coupe), 2021-2024 3 Series, 2021-2023 X4, 2021-2024 X3 vehicles. Please see the recall report for a complete list of all models. The engine starter may overheat and catch fire due to wear on an internal component.
Consequence
Fire increases the risk of injury.
Remedy
Dealers will replace the engine starter, free of charge. Owner notification letters are expected to be mailed March 24, 2026. Owners may contact BMW customer service at 1-800-525-7417 or Toyota's customer service at 1-800-331-4331. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning March 24, 2026.
POWER TRAIN
BMW of North America, LLC (BMW) is recalling certain 2023 Toyota GR Supra, 3 Series Sedan (330i xDrive, M340i xDrive, M3), 5 Series Sedan (530i, 530i xDrive, M5), 4 Series Gran Coupe (430i, 430i xDrive), 4 Series Coupe (430i, 430i xDrive, M440i xDrive), 4 Series Convertible (430i, 430i xDrive, M440i xDrive), 8 Series Coupe (840i, M850i xDrive, M8), 8 Series Convertible (840i, M850i xDrive, M8), 8 Series Gran Coupe (850i xDrive, M8), X3 SAV (X3 xDrive30i, X3M), X4 SAV (X4 xDrive30i), X5 SAV (X5 xDrive40i, X5 M50i, X5M), X6 SAV (X6 xDrive40i, X6 M50i, X6M), and Z4 sDrive30i, Z4 M40i vehicles. The weld seam of the integrated transmission control unit's cover may not have been manufactured properly, which could allow automatic transmission oil to leak into the transmission control unit.
Consequence
Transmission oil that leaks into the control unit can lead to a seizure of the transmission gears, causing a sudden loss of drive power and increasing the risk of a crash.
Remedy
Dealers will replace the transmission mechatronics module and the automatic transmission fluid, as necessary, free of charge. Owner notification letters were mailed January 26, 2024. Owners may contact BMW customer service at 1-800-525-7417.
Showing 10 of 18 recalls. View all on NHTSA.gov →
2023 BMW 4-Series NHTSA Safety Ratings
Overall Safety Rating
Crash Test Results by Configuration (expand)
Gas Powertrain
Rollover risk: 0.0%
Safety Technologies
Gas / HEV Powertrain
Rollover risk: 9.2%
Safety Technologies
BMW 4-Series Repair Costs & Maintenance
Maintenance Rating
3Maintenance rating: 3 out of 5Based on NHTSA complaint patterns, recall severity, and publicly available cost benchmarks.
Est. Annual Maintenance
$968
Category-level averages derived from publicly available industry reports (AAA, CarMD). Model-level estimates produced by Auto Reliability Index.
2023 BMW 4-Series Example Repair Prices
National average price ranges for common repairs. These are not model-year-specific failure predictions.
| Repair | Estimated Cost |
|---|---|
| Headlamp Switch Replacement | $295 – $338 |
| Engine Oil Level Sensor Replacement | $345 – $561 |
| Air Conditioning Expansion Valve Replacement | $641 – $949 |
| Wheel Bearing Replacement | $783 – $1,140 |
| Tire Rotation | $61 – $90 |
| Timing Chain Replacement | $4,812 – $6,790 |
| Engine Leak Inspection | $153 – $224 |
| Windshield Wiper Blade Replacement | $122 – $143 |
| Timing Chain Tensioner Replacement | $333 – $390 |
| Battery Replacement | $753 – $846 |
Estimates based on national average repair costs. Actual costs may vary by location and shop.
When Buying a Used 2023 BMW 4-Series
Key things to inspect or verify before purchasing, based on the most common reported issues.
- Test brakes for consistent pressure and response
- Check infotainment system GPS accuracy
- Inspect rear cross traffic alert system for reliability
- Test backup camera visibility in low light conditions
- Verify shifter stability to prevent unintended neutral shifts
- Ensure dashboard does not overheat and affect safety systems
Check Any 2023 BMW 4-Series's History Before You Buy
Reliability scores tell you what to expect from the 2023 4-Series in general — but every car has its own story. Uncover past accidents, title issues, odometer rollbacks, and service records for a specific BMW 4-Series with a free VIN lookup.
Powered by VINExposed.com — free vehicle history reports using public title and safety data.
2023 BMW 4-Series Common Problems by Component
43 owner complaints grouped by vehicle system.
SERVICE BRAKES
12 complaintsSafety-relatedOwners report several issues related to the service brakes on the 2023 BMW 4-Series. Complaints frequently mention problems with the braking system's integrated components, including loss of brake pressure and inconsistent braking, often leading to a need for excessive pedal force. Some reports describe the automatic emergency braking system engaging unexpectedly, causing sudden deceleration. These issues are noted at various mileages, with some occurring as early as 900 miles. Safety implications include two reported crashes, one involving injuries, underscoring potential risks for drivers. Additionally, multiple owners express frustration over delays in recall repairs, with parts reported as unavailable.
UNKNOWN OR OTHER
10 complaintsSafety-relatedOwners report several issues with the 2023 BMW 4-Series, particularly with the iDrive 8 infotainment system, which frequently loses GPS location accuracy. This malfunction can cause navigation apps to provide incorrect directions, potentially leading to dangerous driving situations, and may misinform emergency services about the vehicle's location in the event of an accident. Additionally, some owners experience sunroof shattering, likely related to temperature changes, and issues with the backup camera's visibility at night. Complaints also include the vehicle failing to engage park mode with the Parking Assistance Package and the absence of a physical user manual. Two incidents involve crashes, one due to a sudden unintended acceleration in a parking garage and another possibly linked to tire failure and a recall-related automatic braking fault, highlighting potential safety risks.
ELECTRONIC STABILITY CONTROL (ESC)
5 complaintsOwners of the 2023 BMW 4-Series frequently report issues related to the electronic stability control (ESC) system, particularly associated with NHTSA Campaign Number: 24V104000. Common symptoms include the vehicle coming to a sudden stop without the brake pedal being depressed and the brake pedal remaining on the floorboard while driving at low speeds, often around 10 MPH. These issues are accompanied by warning messages such as "Drive Carefully - Brake System" and various warning lights on the instrument panel. Complaints typically arise around 6,470 to 40,000 miles. While no crashes or fires are reported, the described symptoms could potentially affect vehicle control, which is a consideration for prospective buyers.
ELECTRICAL SYSTEM (3 complaints)
ELECTRICAL SYSTEM
3 complaintsOwners report several electrical system issues with the 2023 BMW 4-Series. A common problem involves the dashboard overheating, leading to warnings about potential malfunctions in safety equipment, which occurs daily according to one owner. Another issue involves the instrument cluster's brightness, where the display is too dim during daylight, making it difficult to read essential information. Additionally, there are reports of the vehicle completely shutting off while in motion, with warnings about non-functioning airbags and seat belts, posing significant safety risks. These complaints highlight concerns that could affect the driving experience and safety, particularly for those considering purchasing a used model.
BACK OVER PREVENTION (3 complaints)
BACK OVER PREVENTION
3 complaintsOwners report issues with the rear cross traffic alert system in the 2023 BMW 4-Series, noting it often fails to detect vehicles unless they are very close, approximately within 3 feet, and sometimes does not provide an audible warning or apply brakes. Complaints frequently mention ineffectiveness of the backup camera in low light conditions, such as at night or in parking garages. These issues have been verified by dealers as functioning "as designed," but owners express concerns about the reliability of these safety features. There are no reports of accidents linked to these issues, but the lack of reliable alerts when reversing could pose a safety risk. The problems appear to be ongoing and recognized by BMW since earlier model years, according to owner feedback.
POWER TRAIN (3 complaints)
POWER TRAIN
3 complaintsOwners of the 2023 BMW 4-Series report issues with the power train, primarily involving the shifter and rear differential. Complaints frequently mention the shifter moving into neutral with minimal contact, such as when reaching for the radio, causing the vehicle to stop accelerating unexpectedly. Additionally, a rear differential failure is reported, where the left rear axle separates from the differential housing, leading to potential safety risks like loss of vehicle control. Symptoms include loud noises from the rear axle area and erratic driving behavior, with some issues arising shortly after purchase. These failures pose significant safety risks, such as drivetrain separation and unintended stops, which are critical for potential buyers to consider.
VEHICLE SPEED CONTROL (2 complaints)
VEHICLE SPEED CONTROL
2 complaintsSafety-relatedOwners of the 2023 BMW 4-Series report issues related to vehicle speed control, particularly involving the proximity of brake and accelerator pedals. One complaint describes a crash where the driver's foot slipped from the brake to the accelerator, resulting in a collision with a garage wall. Another complaint details unintended acceleration during gear shifts from first to second, causing a significant forward jerk and leading to near-miss accidents and physical discomfort. These issues are noted at varying mileages, with one report at approximately 65,000 miles. Safety implications include a reported crash and an injury due to unintended vehicle movements.
STRUCTURE (2 complaints)
STRUCTURE
2 complaintsSafety-relatedOwners of the 2023 BMW 4-Series report issues related to unintended acceleration and front license plate holder separation. One complaint describes an incident where the vehicle accelerated unexpectedly when the brake was applied, resulting in a crash into a neighbor's property at low speed. Another complaint notes that the front license plate holder detached from the bumper while the vehicle was stationary, causing damage to the bumper itself. The issue with the license plate holder appears to occur shortly after installation, with the dealer acknowledging similar failures occurring regularly. These complaints highlight potential safety risks, particularly with unintended acceleration leading to a loss of control.
EXTERIOR LIGHTING (1 complaints)
EXTERIOR LIGHTING
1 complaint:**Complaint Regarding 2023 330e Instrument Cluster Brightness Issue** - I wish to report a safety concern regarding the instrument cluster brightness in my 2023 BMW 330e. The instrument cluster features an auto-dimming screen with no brightness control during the day. The ambient brightness sensor does not accurately detect daylight conditions unless the sunshade on the sunroof is open. This results in an excessively dim instrument cluster that is challenging to read in bright daylight. **Safety Implications:** This issue poses a safety concern as it hinders the driver's ability to access critical information such as speed, fuel levels, and other essential data. It may lead to distractions and decreased situational awareness. **Requested Action:** I kindly request that the National Highway Traffic Safety Administration (NHTSA) investigates this issue and collaborates with the manufacturer, BMW, to find a solution promptly. This could involve a software update or a hardware adjustment to the ambient brightness sensor to ensure the instrument cluster remains readable in all lighting conditions.
TIRES (1 complaints)
TIRES
1 complaintsize 19. I have had two tires fail in 3 months. Less than 3k miles on both. There was no road hazard but both tires blew out on the side.
When Do 2023 BMW 4-Series Problems Start?
Based on owner complaint patterns, here's when common issues tend to appear.
Best & Worst BMW 4-Series Years
Best BMW 4-Series Years to Buy
The best BMW 4-Series year is 2025 with a reliability score of 67/100, rated good. Other strong picks include 2024 (66/100) and 2022 (66/100).
BMW 4-Series Years to Avoid
The worst BMW 4-Series year is 2020 with a score of 52/100, primarily due to electrical system (17) issues. Also avoid 2018 (54/100).
2020
34 recalls · 66 complaints
2018
21 recalls · 261 complaints
BMW 4-Series Reliability Score Trend
BMW 4-Series reliability has improved in recent years, with newer models scoring an average of 66/100 compared to 55/100 for older years.
Scores 0–100. Higher is better. Current year highlighted.
| Year | Score | Rating |
|---|---|---|
| 2018 | 54/100 | Mixed |
| 2019 | 55/100 | Mixed |
| 2020 | 52/100 | Mixed |
| 2021 | 57/100 | Mixed |
| 2022 | 66/100 | Good |
| 2023 | 63/100 | Good |
| 2024 | 66/100 | Good |
| 2025 | 67/100 | Good |
BMW 4-Series Reliability Compared to Other Years
2023 BMW 4-Series Reliability by Powertrain
The 2023 BMW 4-Series is available with 2 powertrain options. Here's how they compare on reliability.
| Powertrain | Complaints | Recalls | Incidents* | Crash Rating |
|---|---|---|---|---|
| Gas | 27 | 20 | 1 | N/T |
| Gas / HEV | 16 | 6 | 5 | 5 out of 5 |
| Total | 43 | 26 | 6 |
NHTSA tracks complaints separately for each powertrain configuration. Totals reflect the sum across all variants. N/T = Not tested by NHTSA.
* Incidents = crash + fire reports. A single complaint can include multiple incident types.
2023 BMW 4-Series Common Questions
10 questions from 2023 BMW 4-Series owners.
Ignition trouble
If i replace the ignition switch does that include the cylinder tumbler in it,it was thought possibly the cylinder tumbler might need replacing since key will only turn just a little A few days
When turning key car wont start or click on solenoid.
1996 BMW Z3. Is there a relay that controls the starter? all fuses are fine. I replaced the starter and car still wont start or click! Car won't start More than a week
Crank no start
I started my car the other morning and it was about 29° outside. When I started it there was a loud pop under the hood. The car kept running so I drove it about 40 miles. Later that afternoon I went to leave and it would crank but no start I went and bought a battery and it started so I went back home. It's been 3 weeks and it still won't start. Now it's a slow rough crank with no start More than a week
2006 BMW X3 3.0i Coolant leak
Coolant leak-even when car is not running. Have replaced the coolant reservoir, the mounting plate for the reservoir and radiator, the heater control valve and the oil cooler have been replaced. It’s still just dousing the coolant out. Not a drop leak more consistent stream. I’m at a loss for what to do. Leaks regardless of engine on or off A few days
Oil leaking
When driving car smokes on and off I was told it could be valve cover gasket it gas been sitting for 2 months and now is hard to start More than a month
Frequently Asked Questions
Is the 2023 BMW 4-Series reliable?
What are the most common problems with the 2023 BMW 4-Series?
How many recalls does the 2023 BMW 4-Series have?
Is the 2023 BMW 4-Series expensive to maintain?
How We Calculate Reliability Scores
Auto Reliability Index scores are calculated on a 0–100 scale using a weighted formula that combines multiple public data sources. Each factor is weighted based on its predictive value for real-world ownership experience.
Key Ranking Factors
Complaint Severity
NHTSA owner complaints weighted by component category (e.g., powertrain, safety systems, electronics, cosmetic) — safety-critical issues carry more weight than cosmetic ones. Adjusted for sales volume so high-volume models aren't unfairly penalized.
Repair Costs
Independent reliability ratings based on repair frequency, average repair costs, and severity of typical repairs for each model.
Recall Impact
Number of NHTSA recalls weighted by severity. “Stop driving” and fire-risk recalls are penalized more heavily than minor software or labeling recalls.
Issue Diversity
Measures how many major vehicle systems (engine, transmission, electrical, braking, etc.) have recorded complaints. A vehicle with issues spread across many systems may indicate systemic quality issues.
Scores are grouped into four tiers:
- 80–100: Excellent — Top-tier reliability, minimal issues
- 60–79: Good — Reliable with some minor concerns
- 40–59: Mixed — Notable issues, research before buying
- 0–39: Risky — Significant problems, proceed with caution
Data is sourced from NHTSA recall records, owner complaint filings, and independent repair databases. Scores are recalculated as new data becomes available. While the weighting model is proprietary, all underlying data sources are public and traceable.
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