Is the 2012 Mercedes-Benz C350 reliable?

The 2012 Mercedes-Benz C350 has 39 complaints filed with NHTSA (1.6x the segment average). Our reliability verdict: below-average. Most common issue: AIR BAGS problems.

What are common problems with the 2012 Mercedes-Benz C350?

Top problems: AIR BAGS (27 complaints, avg repair $500); FUEL SYSTEM (3 complaints, avg repair $500); ENGINE (2 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2012 Mercedes-Benz C350?

Yes, there are 5 recall(s): AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE, AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE, AIR BAGS:FRONTAL, AIR BAGS:FRONTAL, AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE. Contact any Mercedes-Benz dealer to verify if recalls have been completed on your specific vehicle.

How much does it cost to charge a 2012 Mercedes-Benz C350?

The 2012 Mercedes-Benz C350 has an EPA rating of 23 MPGe. At the current US average residential electricity rate, driving 12,000 miles per year costs roughly $3341. State rates vary significantly — see the interactive calculator on this page.

How much does it cost to insure a 2012 Mercedes-Benz C350?

Estimated US average full-coverage insurance for the 2012 Mercedes-Benz C350 is approximately $2,495/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 2012 Mercedes-Benz C350 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 2012 Mercedes-Benz C350 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.

2012 Mercedes-Benz C350

Problems, Recalls & Reliability Report

Below Average

Quick Summary

The 2012 Mercedes-Benz C350 has 39 owner complaints filed with NHTSA — that's 1.6x the segment average of 24. The most common issue is air bags problems (69% of all complaints), specifically: have a recall now it had to trade it in for a good value. There are 5 recalls issued for this model year.

Total Complaints

Recalls Issued

—/5

Safety Stars

1.6x

vs Segment Avg

Known Problems(top 5 of 8)

AIR BAGS

27 complaints

69%

• HAVE A RECALL NOW IT HAD TO TRADE IT IN FOR A GOOD VALUE
• TL* THE CONTACT OWNS A 2012 MERCEDES-BENZ C350. THE CONTACT RECEIVED A RECALL NOTIFICATION FOR NHTSA CAPAIGN NUMBER: 17V017000 (AIR BAGS). THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE DEALER WAS
• TAKATA RECALL - RECEIVED NOTIFICATION OF THE EMAIL BUT HAVE NOT BEEN NOTIFIED THAT REPLACEMENT PARTS ARE AVAILABLE.

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

“HAVE A RECALL NOW IT HAD TO TRADE IT IN FOR A GOOD VALUE”

— NHTSA complaint filing

Recalls (5)

AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE09/01/2019

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2014 C250, C300 4Matic, C350, C63 AMG, E350 4Matic Coupe, E350 Cabrio, E350 Coupe, SLS AMG Cabrio, SLS AMG Coupe, 2014-2015 C250 Coupe, C350 4Matic Coupe, C350 Coupe, C63 AMG Coupe, GLK 350, GLK250 BlueTec 4Matic, GLK350 RWD, 2015-2017 E400 4Matic Coupe, E400 Cabrio, E400 Coupe, 2014-2017 E550 Cabrio, and 2014-2016 E550 Coupe vehicles sold, or ever registered, in the states of AL, CA, FL, GA, HI, LA, MS, SC, TX, PR, AS, GU, the MP, and VI or "Zone A." Additionally, MBUSA is recalling certain 2012-2014 C250, E350 4Matic Coupe, SLS AMG Cabrio, 2012-2015 C250 Coupe, C350 4Matic Coupe, C350 Coupe, C63 AMG Coupe, 2011 C300, 2011-2014 C300 4Matic, C350, C63 AMG, E350 Cabrio, E350 Coupe, SLS AMG Coupe, 2015-2016 E400 4Matic Coupe, E400 Cabrio, E400 Coupe, 2011-2016 E550 Cabrio, E550 Coupe, 2011-2015 GLK350 4Matic, GLK350 RWD, and 2013-2015 GLK250 BlueTec 4Matic vehicles ever registered in the states of AZ, AR, DE, DC, IL, IN, KS, KY, MD, MO, NE, NV, NJ, NM, NC, OH, OK, PA, TN, VA, and WV or "Zone B." MBUSA is also recalling certain 2012-2014 C250, E350 4Matic Coupe, SLS AMG Cabrio 2012-2015 C250 Coupe, C350 4Matic Coupe, C350 Coupe, C63 AMG Coupe, 2010-2011 C300, 2010-2014 C300 4Matic, C350, C63 AMG, E350 Coupe, 2011-2014 E350 Cabrio, SLS AMG Coupe, 2015-2016 E400 4Matic Coupe, E400 Cabrio, E400 Coupe, 2016-2017 E550 Cabrio, 2010-2016 E550 Coupe, 2010-2015 GLK350 4Matic, GLK350 RWD, and 2013-2015 GLK250 BlueTec 4Matic vehicles ever registered in the states of AK, CO, CT, ID, IA, ME, MA, MI, MN, MO, NH, NY, ND, OR, RI, SD, UT, VT, WA, WI and WY or "Zone C." These vehicles are equipped with air bag inflators assembled as part of the passenger frontal air bag modules that may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, temperature and temperature cycling.

Risk: An inflator explosion may result in sharp metal fragments striking the passenger or other occupants resulting in serious injury or death.

Fix: MBUSA will notify owners, and dealers will replace the passenger frontal air bag module, free of charge. The recall began March 29, 2019. Owners may contact MBUSA customer service at 1-800-367-6372.

Charging Cost Calculator for 2012 Mercedes-Benz C350

Live EIA prices

Annual miles driven: 12,000

Your state (affects local electricity price)

Per year

$3,311

Per month

$276

Per mile

27.6¢

kWh/mi

1.47

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 2012 Mercedes-Benz C350

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

$2,495

Full coverage / month

$208

Liability only / year

$816

vs US avg

+49%

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 age0.92x

= Full coverage estimate$2495

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

Maintenance & Warranty

Recommended Mercedes-Benz C350 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 2012 C350, 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 2012 Mercedes-Benz C350

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

AIR BAGS(~50K mi)

$500

FUEL SYSTEM(~50K mi)

$500

ENGINE(~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 39 owner complaints for this specific year, here's what to check or ask about:

☐
AIR BAGS: HAVE A RECALL NOW IT HAD TO TRADE IT IN FOR A GOOD VALUE
Typically appears around 50K miles. Repair cost ~$500
☐
FUEL SYSTEM: MY CAR HAS A STRONG ODER OF GAS. IS IT SAFE TO EVEN DRIVE TO A SHOP? HAVE THERE BEEN OTHER COMPLAINTS SIMILAR TO MINE?
Typically appears around 50K miles. Repair cost ~$500
☐
ENGINE: MY CAR HAS A STRONG ODER OF GAS. IS IT SAFE TO EVEN DRIVE TO A SHOP? HAVE THERE BEEN OTHER COMPLAINTS SIMILAR TO MINE?
Typically appears around 50K miles. Repair cost ~$500
☐
SUSPENSION: 1. The (RH) rear suspension forward link attach point on the rear Suspension Cross-Member (Mercedes-Benz P/N: 204-350-01-41), separated from the sub frame due to internal corrosion of the Suspension Cross-Member. Part available for inspection. 2. When part failed, the RH rear wheel alignment was
Typically appears around 50K miles. Repair cost ~$500
☐
RECALLS: Verify all 5 recalls have been completed — free at any Mercedes-Benz dealer
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)