Is the 2015 Bmw 640I reliable?

The 2015 Bmw 640I has 6 complaints filed with NHTSA (0.8x the segment average). Our reliability verdict: excellent. Most common issue: WHEELS problems.

What are common problems with the 2015 Bmw 640I?

Top problems: WHEELS (2 complaints, avg repair $500); BRAKES (1 complaints, avg repair $500); ELECTRICAL (1 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2015 Bmw 640I?

Yes, there are 1 recall(s): AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE. Contact any Bmw dealer to verify if recalls have been completed on your specific vehicle.

How much does it cost to fuel a 2015 Bmw 640I?

The 2015 Bmw 640I gets 24 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $2000. See the interactive fuel cost calculator on this page for state-specific pricing.

How much does it cost to insure a 2015 Bmw 640I?

Estimated US average full-coverage insurance for the 2015 Bmw 640I is approximately $1,971/year (sedan-luxury class). Actual quotes vary heavily by state, driver age, driving record, and credit — see the interactive insurance estimator on this page for state-specific pricing.

2015 Bmw 640I

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2015 Bmw 640I has 6 owner complaints filed with NHTSA — that's 0.8x the segment average of 8. The most common issue is wheels problems (33% of all complaints), specifically: the tires blew out while on a road trip at app 11,000 miles, separation right under the rim. tires are still under warranty. however, goodyear dunlop won't be square with warranty, making the warranty of no value. in fact they lied about the cause at first. still have the tire for review.. There is 1 recall issued for this model year.

3 crash reports 6 injuries

Total Complaints

Recalls Issued

—/5

Safety Stars

0.8x

vs Segment Avg

Known Problems(top 5 of 5)

WHEELS

2 complaints

33%

• THE TIRES BLEW OUT WHILE ON A ROAD TRIP AT APP 11,000 MILES, SEPARATION RIGHT UNDER THE RIM. TIRES ARE STILL UNDER WARRANTY. HOWEVER, GOODYEAR DUNLOP WON'T BE SQUARE WITH WARRANTY, MAKING THE WARRANTY OF NO VALUE. IN FACT THEY LIED ABOUT THE CAUSE AT FIRST. STILL HAVE THE TIRE FOR REVIEW.
• THE REAR TIRE WAS LEAKING CAUSING AN UNSAFE ROAD CONDITION. WHEN THE TIRE WAS INSPECTED IT WAS FOUND THAT THE WHEEL HAD A CRACK IN THE SUPPORT DUE TO A DEFECT IN DESIGN. THE DEALER STATES THAT MANY OF THE 5 AND 6 SERIES WITH THIS WHEEL HAVE ISSUES AND OFFERED ME A "WARRANTY PACKAGE" FOR THEM FOR $

Typical onset: 50K miles Est. repair: $500

“THE TIRES BLEW OUT WHILE ON A ROAD TRIP AT APP 11,000 MILES, SEPARATION RIGHT UNDER THE RIM. TIRES ARE STILL UNDER WARRANTY. HOWEVER, GOODYEAR DUNLOP WON'T BE SQUARE WITH WARRANTY, MAKING THE WARRANTY OF NO VALUE. IN FACT THEY LIED ABOUT THE CAUSE AT FIRST. STILL HAVE THE TIRE FOR REVIEW.”

— NHTSA complaint filing

Recalls (1)

AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE11/07/2024

BMW of North America, LLC (BMW) is recalling certain 2015 6 Series Gran Coupe, 2014 5 Series Gran Turismo, 2014 5 Series Sedan, 2015 6 Series Convertible, 2015 6 Series Coupe, 2014 X5, 2013-2014 X3, 2014-2015 3 Series Sedan, 2014 4 Series Coupe, 2014 4 Series Convertible, 2014 3 Series Gran Turismo, and 2015 4 Series Gran Coupe vehicles. Please see the recall report for the complete list of models. The driver's air bag inflator may explode during deployment, due to a manufacturing defect.

Risk: An inflator explosion may result in sharp metal fragments striking the driver or other occupants, increasing the risk of injury or death.

Fix: The driver's front air bag will be replaced, free of charge. Owner notification letters were mailed September 6, 2024. Owners may contact BMW customer service at 1-800-525-7417.

Fuel Cost Calculator for 2015 Bmw 640I

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$2,001

Per month

$167

Per mile

16.7¢

MPG

City driving (worst-case MPG)

$2,401/yr

Highway driving (best-case MPG)

$1,600/yr

Based on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.

5-Year Gas Price History

EIA weekly retail data · 2021 → today

Show:

Current

$4.00

5-year low

$2.78

5-year high

$5.01

Since 2021

+27%

Source: US Energy Information Administration weekly retail gasoline prices.

Estimated Insurance Cost for 2015 Bmw 640I

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.

Your state (affects local premium average)

Full coverage / year

$1,971

Full coverage / month

$164

Liability only / year

$710

vs US avg

+18%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (sedan-luxury)1.28x

× theft risk1.00x

× safety rating1.00x

× vehicle age0.92x

= Full coverage estimate$1971

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Maintenance & Warranty

Recommended Bmw 640I Service Intervals

Oil change

10K mi / 12 mo

Tire rotation

10K mi

Brake fluid

24 months

Transmission fluid

60K mi

Engine coolant

100K mi

Spark plugs

60K mi

Cabin air filter

15K mi

Engine air filter

30K mi

Differential (AWD/4WD)

60K mi

Condition-Based Service (CBS) tells you exactly when service is due. Transmission fluid was labeled 'lifetime' but many owners service at 60K-100K.

"Severe service" conditions (heavy towing, extreme temps, city stop-and-go) typically halve these intervals. Always consult your vehicle's owner's manual for the authoritative schedule.

Bmw New-Vehicle Warranty Coverage

Bumper-to-bumper (basic)

4 yr / 50K mi

Powertrain

4 yr / 50K mi

Hybrid/EV battery

8 yr / 100K mi

Corrosion (rust perforation)

12 yr / unlimited mi

Roadside assistance

4 yr / unlimited mi

Corrosion is unlimited miles for 12 years

These are the terms for a new Bmw. If you're buying a used 2015 640I, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Bmw dealer for VIN-specific remaining warranty.

Estimated Repair Costs

WHEELS(~50K mi)

$500

BRAKES(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

ENGINE(~50K mi)

$500

BODY/STRUCTURE(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 6 owner complaints for this specific year, here's what to check or ask about:

☐
WHEELS: THE TIRES BLEW OUT WHILE ON A ROAD TRIP AT APP 11,000 MILES, SEPARATION RIGHT UNDER THE RIM. TIRES ARE STILL UNDER WARRANTY. HOWEVER, GOODYEAR DUNLOP WON'T BE SQUARE WITH WARRANTY, MAKING THE WARRANTY OF NO VALUE. IN FACT THEY LIED ABOUT THE CAUSE AT FIRST. STILL HAVE THE TIRE FOR REVIEW.
Typically appears around 50K miles. Repair cost ~$500
☐
BRAKES: DRIVERS SIDE DOOR OPEN ON ITS OWN, WILL NOT STAY SHUT , DEALSHIP HAS BEEN UNABLE TOO FIX IT? SIDE DOOR DOESN'T CLOSE REPAIRED FOUR TIMES . ENGINE LIGHT COME ON? ROOF LATCH NO AIR BAGS WENT OF?DEALSHIP SAYS CODES SAY?THEY DID?
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: DRIVERS SIDE DOOR OPEN ON ITS OWN, WILL NOT STAY SHUT , DEALSHIP HAS BEEN UNABLE TOO FIX IT? SIDE DOOR DOESN'T CLOSE REPAIRED FOUR TIMES . ENGINE LIGHT COME ON? ROOF LATCH NO AIR BAGS WENT OF?DEALSHIP SAYS CODES SAY?THEY DID?
Typically appears around 50K miles. Repair cost ~$500
☐
ENGINE: DRIVERS SIDE DOOR OPEN ON ITS OWN, WILL NOT STAY SHUT , DEALSHIP HAS BEEN UNABLE TOO FIX IT? SIDE DOOR DOESN'T CLOSE REPAIRED FOUR TIMES . ENGINE LIGHT COME ON? ROOF LATCH NO AIR BAGS WENT OF?DEALSHIP SAYS CODES SAY?THEY DID?
Typically appears around 50K miles. Repair cost ~$500
☐
RECALLS: Verify all 1 recall have been completed — free at any Bmw dealer
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)