2016 Mercedes-Benz C450: recalls and complaints

NHTSA lists 5 recall campaigns for the 2016 Mercedes-Benz C450. The newest campaign is 23V854000. NHTSA received the report on 15 Dec 2023. The NHTSA record gives the component Structure / Body / Roof and Pillars. NHTSA has 16 complaints on file for this model year. 2 NHTSA investigations name this model year.

The NHTSA recall file shows no do-not-drive advisory and no park-outside advisory on these campaigns.

This page cannot show if a recall applies to one vehicle. The NHTSA VIN lookup shows the unrepaired recalls of one vehicle.

Remedy of the newest campaign, 23V854000, in the NHTSA record

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 21V-197.

NHTSA VIN lookup

Complaint information entered into NHTSA’s Office of Defects Investigation vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists.
NHTSA publishes these words. Source: NHTSA Datasets and APIs, section Complaints, read on 1 Oct 2026. Complaint file through 30 Sep 2026. Recall file through 30 Sep 2026.

Since the last update

No tracked figure of this page changed in a data update. What the log tracks

All updates to the register

Recall campaigns

5 campaigns, newest first. 349,980 units in total.

23V85400015 Dec 2023Structure / Body / Roof and Pillars
21V19700019 Mar 2021Structure / Body / Roof and Pillars
19V7870001 Nov 2019Communication
17V11400023 Feb 2017Electrical System / Starter Assembly
16V08700016 Feb 2016Visibility / Sun/Moon Roof Assembly

23V854000Received 15 Dec 2023. 2,976 units.
Structure / Body / Roof and Pillars
Defect, in the NHTSA record
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 a prior repair, allowing the front panel to detach from the vehicle.
Consequence, in the NHTSA record
A detached roof panel can become a road hazard, increasing the risk of a crash.
Remedy, in the NHTSA record
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 21V-197.
Report filed by Mercedes-Benz USA, LLC. Owner notification date in the NHTSA record: 22 Mar 2024.
21V197000Received 19 Mar 2021. 15,096 units.
Structure / Body / Roof and Pillars
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
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, in the NHTSA record
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.
Report filed by Mercedes-Benz USA, LLC. Manufacturer campaign number 2021070010. Owner notification date in the NHTSA record: 3 Sep 2021.
19V787000Received 1 Nov 2019. 24,226 units.
Communication
Defect, in the NHTSA record
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2013-2017 vehicles due to a software fault that may cause the date and time for the emergency call system (eCall) to differ from the actual date and time, potentially relaying an inaccurate vehicle location. For a full list of the affected models visit: https://static.nhtsa.gov/odi/rcl/2019/RMISC-19V787-4620.pdf
Consequence, in the NHTSA record
An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.
Remedy, in the NHTSA record
MBUSA has initiated an Over the Air (OTA) remote update. MBUSA will also notify owners, and dealers will check software for a successful OTA or update the communication module software as needed, free of charge. The recall began December 23, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019120008.
Report filed by Mercedes-Benz USA, LLC.. Manufacturer campaign number 2019120008. Owner notification date in the NHTSA record: 23 Dec 2019.
17V114000Received 23 Feb 2017. 307,629 units.
Electrical System / Starter Assembly
Defect, in the NHTSA record
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2015-2017 C300 4Matic, C300, CLA250, CLA250 4Matic and CLA45 AMG vehicles, 2017 C300 4Matic Cabrio, C300 4Matic Coupe, C300 Cabrio, C300 Coupe, E300, E300 4Matic, E400 4Matic Wagon, E43 AMG 4Matic, GLA250, GLA250 4Matic and GLC300 4Matic Coupe vehicles and 2016 C350e and GLC300 vehicles and 2016-2017 C450 4Matic AMG Sport and GLC300 4Matic vehicles. In the event that the engine or transmission cannot turn over, the starting current limiter may overheat from the repeated attempts of the starter motor attempting to start the vehicle.
Consequence, in the NHTSA record
If the starting current limiter overheats, the surrounding components can melt, increasing the risk of a fire.
Remedy, in the NHTSA record
MBUSA will notify owners, and dealers will install an additional fuse in the electrical line to the starter, free of charge. The recall began August 31, 2017. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2017080002.
Report filed by Mercedes-Benz USA, LLC.. Manufacturer campaign number 2017080002. Owner notification date in the NHTSA record: 31 Aug 2017.
16V087000Received 16 Feb 2016. 53 units.
Visibility / Sun/Moon Roof Assembly
Defect, in the NHTSA record
Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2016 C300 vehicles manufactured December 11, 2015, to December 23, 2015, C300 4Matic vehicles manufactured December 12, 2015, to December 29, 2015, and C450 AMG 4Matic vehicles manufactured December 12, 2015, to December 22, 2015. The affected vehicles may be equipped with a panoramic sunroof that may not be properly bonded, allowing the glass to detach and fall from the vehicle during operation.
Consequence, in the NHTSA record
If the panoramic glass detaches during vehicle operation, it can increase the risk of injury or crash.
Remedy, in the NHTSA record
MBUSA will notify owners, and dealers will inspect the bonding of the rear sunroof glass panel, replacing it as necessary, free of charge. The recall began on April 12, 2016. Owners may contact MBUSA customer service at 1-800-367-6372.
Report filed by Mercedes-Benz USA, LLC.. Owner notification date in the NHTSA record: 12 Apr 2016.

The campaign number opens the NHTSA record. Each quotation is the text of the NHTSA recall file.

Recall campaign: One recall in the NHTSA recall file, with one campaign number. A campaign can name many makes, models and model years.

Units: The number of vehicles or products that a recall can include. The manufacturer or the firm reports the number to the agency.

Complaints by component

16 complaints, 23 component mentions.

A complaint can name more than one component. Each component that a complaint names is one component mention. This model year has fewer than 50 component mentions, so the table shows the number of mentions only.

2016 Mercedes-Benz C450: component mentions in complaints
Component		Mentions
Wheels		6
Unknown or Other		5
Electrical System		4
Structure		4
Steering		2
Visibility		1
Power Train		1

Complaints that report a crash: 0
Complaints that report a fire: 0
Injuries in the complaints: 0
Deaths in the complaints: 0
Date of the newest complaint: 6 May 2026

These figures are the entries of the persons who sent the complaints.

Complaint: A report about a possible safety problem that a person sends to NHTSA. This site shows the number of complaints and not their text.

Complaints about the 2016 Mercedes-Benz C450, by the year NHTSA received them. The largest year is 2021, with 4 complaints.

Investigations

NHTSA investigations that name the 2016 Mercedes-Benz C450
Number	Type	Subject	Component	Opened	Closed	Campaign
EA21002	Engineering analysis	Desiccated Air Bag Inflator Rupture	Air Bags / Frontal / Driver Side / Inflator Module	17 Sep 2021	Open
PE21001	Preliminary evaluation	Front Roof Panel Detachment	Structure / Body / Roof and Pillars	8 Jan 2021	14 Oct 2021	21V197000

Investigation: A study of a possible safety defect by the NHTSA Office of Defects Investigation. An investigation with no closing date in the NHTSA file is open.

Other model years

The number under each year is the number of recall campaigns.

20165
20171

A year without a link has fewer than 2 campaigns and fewer than 25 complaints. It has no page.

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Official channels

NHTSA VIN lookupNHTSA shows the unrepaired recalls of one vehicle from its VIN or its license plate.
NHTSA: report a safety problemThe NHTSA form for a complaint about a vehicle, a tire, a child seat or equipment.
NHTSA page of the 2016 Mercedes-Benz C450The recalls, the complaints and the investigations that NHTSA shows for this model year.

Cite this page

Recall Register. 2016 Mercedes-Benz C450: recalls and complaints. https://recallregister.com/vehicle/mercedes-benz/c450/2016/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through 30 Sep 2026.

Sources

Source: NHTSA Office of Defects Investigation
Licence: US government work, public domain
Recall file through: 30 Sep 2026
Complaint file through: 30 Sep 2026
First complaint in the file: 1 Jan 1995
Manufacturer in the recall file: Mercedes-Benz USA, LLC

The NHTSA record is the authority. A complaint count is the number of different complaint numbers for the make, the model and the model year. How the register is made. Report an error.

Questions

How many units are in the recall campaigns for the 2016 Mercedes-Benz C450?: 349,980 units in 5 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the Mercedes-Benz C450 have for all model years?: NHTSA lists 5 recall campaigns for the Mercedes-Benz C450, model years 2016 to 2017. 5 of them name the 2016 model year.
Which component do the complaints about the 2016 Mercedes-Benz C450 name most often?: Wheels: 6 of 23 component mentions.
Is an NHTSA investigation of the 2016 Mercedes-Benz C450 open?: 1 investigation has no closing date in the NHTSA file, of 2 that name this model year.