Is the 2018 Bmw 330E reliable?

The 2018 Bmw 330E has 9 complaints filed with NHTSA (1.0x the segment average). Our reliability verdict: above-average. Most common issue: ENGINE problems.

What are common problems with the 2018 Bmw 330E?

Top problems: ENGINE (3 complaints, avg repair $500); ELECTRICAL (2 complaints, avg repair $500); FUEL SYSTEM (1 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2018 Bmw 330E?

Yes, there are 2 recall(s): EQUIPMENT:ELECTRICAL, ENGINE AND ENGINE COOLING:ENGINE. Contact any Bmw dealer to verify if recalls have been completed on your specific vehicle.

How much does it cost to charge a 2018 Bmw 330E?

The 2018 Bmw 330E has an EPA rating of 30 MPGe. At the current US average residential electricity rate, driving 12,000 miles per year costs roughly $2561. State rates vary significantly — see the interactive calculator on this page.

How much does it cost to insure a 2018 Bmw 330E?

Estimated US average full-coverage insurance for the 2018 Bmw 330E is approximately $2,712/year (ev-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.

Does the 2018 Bmw 330E qualify for tax credits?

The federal EV tax credit (Section 30D) expired for vehicles acquired after September 30, 2025. If purchased before that date, the 2018 Bmw 330E may still qualify on the 2025 tax return. State-level incentives remain active in 13+ states — see the incentives section on this page for details.

2018 Bmw 330E

Problems, Recalls & Reliability Report

Above Average

Quick Summary

The 2018 Bmw 330E has 9 owner complaints filed with NHTSA — that's 1.0x the segment average of 9. The most common issue is engine problems (33% of all complaints), specifically: unknown - i returned from a work related trip out of the country, started my vehicle and coolant was pouring everywhere. bmw stated there's a recall coming out but have not seen one since the repair in april which was over a thousand usd.. There are 2 recalls issued for this model year.

Total Complaints

Recalls Issued

—/5

Safety Stars

1.0x

vs Segment Avg

Known Problems(top 5 of 6)

ENGINE

3 complaints

33%

• Unknown - I returned from a work related trip out of the country, started my vehicle and coolant was pouring everywhere. BMW stated there's a recall coming out but have not seen one since the repair in April which was over a thousand USD.
• The contact owns a 2018 BMW 330E. The contact stated while driving at 60 MPH, the vehicle hesitated, stalled, and restarted independently. The vehicle was taken to a dealer where it was diagnosed that the starter needed to be replaced. The vehicle was not repaired. The manufacturer was not notified
• The contact owns a 2018 BMW 330E. The contact stated that while driving at an undisclosed speed, there was an abnormal squealing sound coming from the engine compartment, with the check engine warning light illuminated. The vehicle was taken to the dealer but was not diagnosed or repaired. The manuf

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

“Unknown - I returned from a work related trip out of the country, started my vehicle and coolant was pouring everywhere. BMW stated there's a recall coming out but have not seen one since the repair in April which was over a thousand USD.”

— NHTSA complaint filing

Recalls (2)

EQUIPMENT:ELECTRICAL20/09/2018

BMW of North America, LLC (BMW) is recalling certain 2018 BMW 330e iPerformance, i3 Rex, i3 Sport Rex, X5 xDrive40e, i3 BEV, i3 Sport BEV and 2019 i8 and i8 Roadster vehicles and 2018-2019 530e iPerformance, 530e xDrive iPerformance and 740Le xDrive iPerformance vehicles. Capacitors within the TurboCord Portable Chargers may fail, possibly resulting in a shock hazard or a fire.

Risk: An electrical shock or a fire can increase the risk of injury or death.

Fix: BMW will notify owners, and dealers will inspect the charging cable, and replace it if necessary, free of charge. The recall began February 22, 2019. Owners may contact BMW customer service at 1-800-525-7417.

Charging Cost Calculator for 2018 Bmw 330E

Live EIA prices

Annual miles driven: 12,000

Your state (affects local electricity price)

Per year

$2,538

Per month

$212

Per mile

21.2¢

kWh/mi

1.12

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.

Estimated Insurance Cost for 2018 Bmw 330E

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

$2,712

Full coverage / month

$226

Liability only / year

$816

vs US avg

+62%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (ev-luxury)1.62x

× theft risk1.00x

× safety rating1.00x

× vehicle age1.00x

= Full coverage estimate$2712

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

Maintenance & Warranty

Recommended Bmw 330E 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 2018 330E, 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.

EV Incentives for 2018 Bmw 330E

Updated 2026-07

Federal Tax Credit (Section 30D) — Expired 2025-09-30

Section 30D new clean vehicle credit ($7,500 max) expired for vehicles acquired after Sept 30, 2025 per Public Law (One Big Beautiful Bill Act). Vehicles acquired on or before that date remain eligible on the buyer's 2025 return. No federal purchase credit exists for post-9/30/2025 acquisitions.

State-Level Incentives (Still Active in 14 States)

CaliforniaUp to $12,000

Clean Cars 4 All

ColoradoUp to $5,000

Innovative Motor Vehicle Credit

ConnecticutUp to $4,250

CHEAPR (Connecticut Hydrogen and Electric Automobile Purchase Rebate)

DelawareUp to $2,500

Clean Vehicle Rebate

IllinoisUp to $4,000

Illinois EV Rebate Program

MarylandUp to $3,000

Excise Tax Credit for Plug-in Electric Vehicles

MassachusettsUp to $3,500

MOR-EV

New JerseyUp to $4,000

Charge Up New Jersey

New YorkUp to $2,000

Drive Clean Rebate

OregonUp to $7,500

Oregon Clean Vehicle Rebate

PennsylvaniaUp to $3,000

Alternative Fuel Vehicle (AFV) Rebate Program

Rhode IslandUp to $2,500

DRIVEEV

TexasUp to $2,500

Light-Duty Motor Vehicle Purchase or Lease Incentive

VermontUp to $5,000

Incentive Program for New Electric Vehicles

See full state-by-state EV incentive details

Source: US Department of Energy Alternative Fuels Data Center + state DOR / DEQ program pages. Program details and eligibility limits change frequently — always verify with the linked source before purchase.

Estimated Repair Costs

ENGINE(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

FUEL SYSTEM(~50K mi)

$500

OTHER(~50K mi)

$500

BRAKES(~50K mi)

$500

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

🔍 Pre-Purchase Inspection Checklist

Based on 9 owner complaints for this specific year, here's what to check or ask about:

☐
ENGINE: Unknown - I returned from a work related trip out of the country, started my vehicle and coolant was pouring everywhere. BMW stated there's a recall coming out but have not seen one since the repair in April which was over a thousand USD.
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: In May 2021 I purchased a 2018 Certified Pre-owned BMW 330e Plug-in Hybrid with 20K miles from the BMW dealership at Glendale, CA. My car is under original manufacture warranty to this day but I also have paid for an extra warranty and maintenance program. On December 26th, 2021, as I was driving
Typically appears around 50K miles. Repair cost ~$500
☐
FUEL SYSTEM: CAR MAKING A EXPLOSIVE, CRANKING MECHANICAL NOISE UPON UNLOCKING THE CAR BEFORE YOU EVEN OPEN THE DOOR. THERE SEEMS TO BE A FUEL PUMP MAKING NOISE FROM INSIDE A GAS TANK. BMW AUTHORIZED DEALERS ACKNOWLEDGED THE NOISE IS ASSOCIATED WITH A "HIGH PRESSURE FUEL PUMP" AND REFER TO THIS AS "NORMAL" I BELI
Typically appears around 50K miles. Repair cost ~$500
☐
OTHER: CAR MAKING A EXPLOSIVE, CRANKING MECHANICAL NOISE UPON UNLOCKING THE CAR BEFORE YOU EVEN OPEN THE DOOR. THERE SEEMS TO BE A FUEL PUMP MAKING NOISE FROM INSIDE A GAS TANK. BMW AUTHORIZED DEALERS ACKNOWLEDGED THE NOISE IS ASSOCIATED WITH A "HIGH PRESSURE FUEL PUMP" AND REFER TO THIS AS "NORMAL" I BELI
Typically appears around 50K miles. Repair cost ~$500
☐
RECALLS: Verify all 2 recalls have been completed — free at any Bmw dealer
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)