RecallRepo

2017 Mercedes-Benz C350e Recalls

Recalls on record Updated July 2026

The 2017 Mercedes-Benz C350e has 4 NHTSA recall campaigns affecting an estimated 1,805,620 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 9 complaints with NHTSA, most often about the engine. Last updated July 5, 2026.

Recall campaigns

STRUCTURE 23V854000 2023-12-15 2,976 affected
Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2014-2020 C-Class, CLA, GLA, S-Class, GLC, and GLE vehicles. Please refer to MBUSA's recall report for specific vehicle details. The front roof panel located between the windshield and the panoramic sunroof may not have been bonded correctly to the vehicle during…

Consequence

A detached roof panel can become a road hazard, increasing the risk of a crash.

Remedy

Dealers will replace the front panel, free of charge. Owner notification letters were mailed on August 2, 2024. Owner notification letters will be mailed in phases, on, March 22,2024, and August 2, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. This recall is an expansion of NHTSA recall number…

STRUCTURE 21V197000 2021-03-19 15,096 affected
Defect

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,…

Consequence

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.

Remedy

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…

ELECTRICAL SYSTEM 21V058000 2021-02-05 1,292,258 affected
Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The…

Consequence

Failure of the eCall system may result in emergency responders being dispatched to the wrong location, increasing the risk of injury following a crash.

Remedy

MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267. MBUSA's number for this recall is 2021020025.

AIR BAGS 17V627000 2017-10-06 495,290 affected
Defect

Mercedes-Benz USA, LLC. (MBUSA) is recalling these vehicles: 2014-2018 CLA250, CLA250 4Matic, CLA45 AMG 4Matic, 2015-2018 GLA250, GLA250 4Matic, GLA45 AMG 4Matic, C300 4Matic, C63S AMG, 2012-2014 C250, C350, C300 4Matic, E550 4Matic, 2013-2014 C63 AMG, 2012-2015 C250 Coupe, C350 Coupe, C63 AMG Coupe, 2013-2015 C350…

Consequence

If the driver air bag inadvertently deploys, it can increase the risk of injury and a crash.

Remedy

MBUSA will notify owners, and dealers will add sufficient grounding to the steering components, free of charge. The recall began in December 6, 2017. Owners may contact MBUSA customer service at 1-877-496-3691.

Complaints by component

ENGINE
3
FUEL/PROPULSION SYSTEM
2
ELECTRICAL SYSTEM
1
LANE DEPARTURE: WARNING
1
SUSPENSION
1
UNKNOWN OR OTHER
1
Total complaints9

What owners report

Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.

“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…”

ENGINE · reported 2023-08-17

“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…”

FUEL/PROPULSION SYSTEM · reported 2023-08-17

“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…”

LANE DEPARTURE: WARNING · reported 2023-08-17

“Car had 69,300 miles (5 3/4 years old) at time of service on 4/18/2023. The check engine light came on the day before. Dealer performed diagnostic- stated it was the crank case ventilation that needed to be replaced. I was charged $2107.00 $1710.00 for labor, $397.00 for parts. I have owned 2…”

UNKNOWN OR OTHER · reported 2023-05-10

“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…”

ENGINE · reported 2023-04-01

“Check engine light. Code: p052e, positive crankcase ventilation regulation performance.”

ENGINE · reported 2022-09-12

“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”

ELECTRICAL SYSTEM · reported 2021-02-15

“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”

FUEL/PROPULSION SYSTEM · reported 2021-02-15

Defect investigations

Investigation DP22005 Opened 2023-01-27 · closed 2023-08-07

Pedestrian alert sounds

NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for…

Investigation EA21002 Opened 2021-09-17 · open

Desiccated Air Bag Inflator Rupture

From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant…

Investigation EA21002 Opened 2021-09-17 · open

Desiccated Air Bag Inflator Rupture

From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant…

Investigation PE21001 Opened 2021-01-08 · closed 2021-10-14

Front Roof Panel Detachment

On January 8, 2021, after ongoing review with Mercedes Benz, the National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation (ODI) opened PE21-001 to assess allegations of front roof panel detachments while driving at highway speeds in certain 2015 Mercedes-Benz (Mercedes) C-Class…

Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2017 Mercedes-Benz C350e as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.