Is the 2017 Mercedes-Benz C350E reliable?

The 2017 Mercedes-Benz C350E has 9 complaints filed with NHTSA (0.9x the segment average). Our reliability verdict: above-average. Most common issue: ENGINE problems.

What are common problems with the 2017 Mercedes-Benz C350E?

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

Are there any recalls on the 2017 Mercedes-Benz C350E?

Yes, there are 4 recall(s): STRUCTURE:BODY:ROOF AND PILLARS, ELECTRICAL SYSTEM:SOFTWARE, AIR BAGS:FRONTAL, STRUCTURE:BODY:ROOF AND PILLARS. Contact any Mercedes-Benz dealer to verify if recalls have been completed on your specific vehicle.

How much does it cost to charge a 2017 Mercedes-Benz C350E?

The 2017 Mercedes-Benz C350E 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 2017 Mercedes-Benz C350E?

Estimated US average full-coverage insurance for the 2017 Mercedes-Benz C350E 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 2017 Mercedes-Benz C350E 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 2017 Mercedes-Benz C350E 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.

2017 Mercedes-Benz C350E

Problems, Recalls & Reliability Report

Above Average

Quick Summary

The 2017 Mercedes-Benz C350E has 9 owner complaints filed with NHTSA — that's 0.9x the segment average of 10. The most common issue is engine problems (33% of all complaints), specifically: check engine light. code: p052e, positive crankcase ventilation regulation performance.. There are 4 recalls issued for this model year.

Total Complaints

Recalls Issued

—/5

Safety Stars

0.9x

vs Segment Avg

Known Problems(top 5 of 6)

ENGINE

3 complaints

33%

• Check engine light. Code: P052E, positive crankcase ventilation regulation performance.
• I have a 2017 C350E with 69K miles. Dealer wants $2900 to fix the Crankcase Ventilation Valve. The part that needs to be replaced costs about $600 with lot of labor time involved (~$2500). The part number is 274090560084. The C350E has a 15 year emissions control warranty in California that is supp
• Check engine light came on, a day after purchasing from dealer. Mileage at 55k. Check engine light code was p052e71, confirmed from 2 auto repairers. One was Mercedes Benz who quoted me $3900 to repair. In the Mercedes Benz booklet warranty says emission related repairs are covered for 15 years/150k

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

“Check engine light. Code: P052E, positive crankcase ventilation regulation performance.”

— NHTSA complaint filing

Recalls (4)

STRUCTURE:BODY:ROOF AND PILLARS19/03/2021

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2020 C300 Coupe, C43 Coupe AMG, C43 AMG, 2015-2020 C300, GLA250, 2016-2018 C350e, CLA45 Coupe AMG, 2015 C400, S65 AMG, 2015-2019 C63 AMG, 2016 C450, 2015-2016 GLA45 AMG, S600, 2016-2020 GLC300, 2017-2019 GLC43 AMG, GLE43 Coupe AMG, 2014-2019 CLA250 Coupe, 2014-2015 CLA45 AMG, 2018 GLC63 AMG, 2014-2017 S550, 2018-2020 S450, 2016-2019 GLE63 Coupe AMG, 2016 GLE450 Coupe, 2014-2020 S63 AMG, 2018-2019 S560, and 2019 GLC350e vehicles equipped with a panoramic sunroof. The front roof panel located between the windshield and the panoramic sunroof may not have been bonded correctly to the vehicle during a prior repair.

Risk: The adhesive bonding of the front panel might deteriorate, possibly causing the front panel to detach from the vehicle and become a road hazard, increasing the risk of a crash.

Fix: Mercedes-Benz dealer will remove the bonded panel and will install a new front panel by following the detailed repair instructions and using the approved primer, cleaner and adhesive, free of charge. Owner notification letters were mailed on September 3, 2021 and October 26, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.

Charging Cost Calculator for 2017 Mercedes-Benz C350E

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 2017 Mercedes-Benz C350E

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 Mercedes-Benz C350E Service Intervals

Oil change

10K mi / 12 mo

Tire rotation

10K mi

Brake fluid

24 months

Transmission fluid

40K mi

Engine coolant

150K mi

Spark plugs

60K mi

Cabin air filter

20K mi

Engine air filter

40K mi

Differential (AWD/4WD)

40K mi

Service A / Service B alternating schedule. Requires MB-approved oil (229.5 spec typically).

"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.

Mercedes-Benz New-Vehicle Warranty Coverage

Bumper-to-bumper (basic)

4 yr / 50K mi

Powertrain

4 yr / 50K mi

Hybrid/EV battery

10 yr / 155K mi

Corrosion (rust perforation)

4 yr / 50K mi

Roadside assistance

4 yr / unlimited mi

EQ EV battery warranty is 10 years/155,000 miles

These are the terms for a new Mercedes-Benz. If you're buying a used 2017 C350E, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Mercedes-Benz dealer for VIN-specific remaining warranty.

EV Incentives for 2017 Mercedes-Benz C350E

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

FUEL SYSTEM(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

SUSPENSION(~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 9 owner complaints for this specific year, here's what to check or ask about:

☐
ENGINE: Check engine light. Code: P052E, positive crankcase ventilation regulation performance.
Typically appears around 50K miles. Repair cost ~$500
☐
FUEL SYSTEM: CAR IS MAKING WEIRD NOISES FROM THE FRONT ELECTRICAL AC SIDE- IT IS HARD TO BREATH AC AIR (SMELL LIKE PLASTIC) . PRESSING BRAKES CAR IS HANDLING BAD AND GOES SLIGHTLY INTO OTHER LANE. I TOOK CAR TO DEALER- THEY COULD NOT FIND THE PROBLEM
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: CAR IS MAKING WEIRD NOISES FROM THE FRONT ELECTRICAL AC SIDE- IT IS HARD TO BREATH AC AIR (SMELL LIKE PLASTIC) . PRESSING BRAKES CAR IS HANDLING BAD AND GOES SLIGHTLY INTO OTHER LANE. I TOOK CAR TO DEALER- THEY COULD NOT FIND THE PROBLEM
Typically appears around 50K miles. Repair cost ~$500
☐
SUSPENSION: CAR IS MAKING WEIRD NOISES FROM THE FRONT ELECTRICAL AC SIDE- IT IS HARD TO BREATH AC AIR (SMELL LIKE PLASTIC) . PRESSING BRAKES CAR IS HANDLING BAD AND GOES SLIGHTLY INTO OTHER LANE. I TOOK CAR TO DEALER- THEY COULD NOT FIND THE PROBLEM
Typically appears around 50K miles. Repair cost ~$500
☐
RECALLS: Verify all 4 recalls have been completed — free at any Mercedes-Benz dealer
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)

Mercedes-Benz C350E — Year Comparison

How does 2017 compare to other years? Fewer complaints = more reliable.

Full years-to-avoid analysis →

NHTSA Safety Rating

No NHTSA safety rating available

At a Glance

Complaints: 9
Recalls: 4
Fire reports: 0
Crash reports: 0
Injury reports: 0
Segment avg: 10

Check a Specific VIN

See recalls for YOUR 2017 Mercedes-Benz C350E

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