Is the 2014 Bmw 640I reliable?

The 2014 Bmw 640I has 7 complaints filed with NHTSA (0.9x the segment average). Our reliability verdict: above-average. Most common issue: BODY/STRUCTURE problems.

What are common problems with the 2014 Bmw 640I?

Top problems: BODY/STRUCTURE (2 complaints, avg repair $500); TIRES (1 complaints, avg repair $500); ELECTRICAL (1 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2014 Bmw 640I?

No recalls have been issued for the 2014 Bmw 640I.

How much does it cost to fuel a 2014 Bmw 640I?

The 2014 Bmw 640I gets 23 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $2087. See the interactive fuel cost calculator on this page for state-specific pricing.

How much does it cost to insure a 2014 Bmw 640I?

Estimated US average full-coverage insurance for the 2014 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.

2014 Bmw 640I

Problems, Recalls & Reliability Report

Above Average

Quick Summary

The 2014 Bmw 640I has 7 owner complaints filed with NHTSA — that's 0.9x the segment average of 8. The most common issue is body/structure problems (29% of all complaints), specifically: both doors will not open without using the power door lock button. the driver side was the first side to fail and about four months later the passenger side is now doing the same thing. this is very concerning due to if the vehicle was to get in a major accident and the battery become disconnected.

2 crash reports

Total Complaints

Recalls Issued

—/5

Safety Stars

0.9x

vs Segment Avg

Known Problems(top 5 of 6)

BODY/STRUCTURE

2 complaints

29%

• BOTH DOORS WILL NOT OPEN WITHOUT USING THE POWER DOOR LOCK BUTTON. THE DRIVER SIDE WAS THE FIRST SIDE TO FAIL AND ABOUT FOUR MONTHS LATER THE PASSENGER SIDE IS NOW DOING THE SAME THING. THIS IS VERY CONCERNING DUE TO IF THE VEHICLE WAS TO GET IN A MAJOR ACCIDENT AND THE BATTERY BECOME DISCONNECTED
• DRIVER DOOR OCCASIONALLY DOES NOT UNLOCK WITH THE DOOR HANDLE. STANDARD OPERATION IS TO PULL HANDLE TWICE TO UNLOCK AND OPEN THE DOOR. THIS DOES NOT ALWAYS WORK, AND I CAN'T GET OUT OF THE CAR, WITHOUT FINDING THE KEYFOB, OR USING THE CENTRAL LOCKING BUTTON ON THE DASH. THIS IS A SAFETY ISSUE. I

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

“BOTH DOORS WILL NOT OPEN WITHOUT USING THE POWER DOOR LOCK BUTTON. THE DRIVER SIDE WAS THE FIRST SIDE TO FAIL AND ABOUT FOUR MONTHS LATER THE PASSENGER SIDE IS NOW DOING THE SAME THING. THIS IS VERY CONCERNING DUE TO IF THE VEHICLE WAS TO GET IN A MAJOR ACCIDENT AND THE BATTERY BECOME DISCONNECTED”

— NHTSA complaint filing

Fuel Cost Calculator for 2014 Bmw 640I

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$2,087

Per month

$174

Per mile

17.4¢

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 2014 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 2014 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

BODY/STRUCTURE(~50K mi)

$500

TIRES(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

AIR BAGS(~50K mi)

$500

OTHER(~50K mi)

$500

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

🔍 Pre-Purchase Inspection Checklist

Based on 7 owner complaints for this specific year, here's what to check or ask about:

☐
BODY/STRUCTURE: BOTH DOORS WILL NOT OPEN WITHOUT USING THE POWER DOOR LOCK BUTTON. THE DRIVER SIDE WAS THE FIRST SIDE TO FAIL AND ABOUT FOUR MONTHS LATER THE PASSENGER SIDE IS NOW DOING THE SAME THING. THIS IS VERY CONCERNING DUE TO IF THE VEHICLE WAS TO GET IN A MAJOR ACCIDENT AND THE BATTERY BECOME DISCONNECTED
Typically appears around 50K miles. Repair cost ~$500
☐
TIRES: TL* THE CONTACT OWNS A 2015 (NA) BMW 640I EQUIPPED WITH DUNLOP SP SPORT MAXX ET (NA) TIRES, SIZE: 245/35/R20 (NA). WHILE THE VEHICLE WAS AT A LOCAL DEALER FOR ROUTINE REPAIR, THE TECHNICIAN DIAGNOSED THAT THERE WERE BUBBLES AROUND THE SIDEWALL OF THE FRONT DRIVER SIDE TIRE AND IT NEEDED TO BE REPLAC
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: MY INSTRUMENT CLUSTER WENT BLANK AT 52K MILES NO DATA NOTHING. FOR SUCH HIGH PRICED CAR TO HAVE AN INSTRUMENT CLUSTER TO GO BAD AFTER 3 YEARS IS A DISGRACE TO BMW. CALLED BMW AND THEY DENIED THE REPAIR DUE TO THE FACT THE CAR IS OUT OF WARRANTY DUE TO THE MILES 2800 OVER. THIS IS A SAFETY ISSUE AND
Typically appears around 50K miles. Repair cost ~$500
☐
AIR BAGS: 2014 BMW 6401. CONSUMER WRITES IN REGARD TO AIRBAG DEPLOYMENT FAILURE AFTER ACCIDENT. *AS *TR
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)