2021 MERCEDES-BENZ GLC 300

9 recalls, 84 complaints

EXTERIOR LIGHTING:HEADLIGHTS

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2022 GLC 300, 2020 GLC 350e, and 2020-2022 AMG GLC 43 vehicles. The headlights may be incorrectly adjusted too high and create a glare for oncoming traffic. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicl... Read more

Consequence

Incorrectly aimed headlights can reduce the visibility of oncoming traffic, increasing the risk of a crash.

Remedy

Dealers will inspect the headlight adjustment and correct it if necessary, free of charge. Owner notification letters were mailed February 23, 2024. Owners may contact MBUSA customer service at 1-800-367-6372.

15,502 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 C-Class, E-Class, S-Class, CLS, SL, GT, GLC, GLE, GLS, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details. The fuel pump may shutdown, which can result in a loss of drive power.

Consequence

A loss of drive power can increase the risk of a crash.

Remedy

Dealers will replace the fuel pump, free of charge. Owner notification letters were mailed on June 14, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023070012.

143,551 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

COMMUNICATION: AUTO CRASH NOTIFICATION

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model de... Read more

Consequence

A disabled eCall system would prevent a vehicle occupant from contacting the emergency services call center in an emergency, potentially delaying emergency responders and increasing the risk of injury.

Remedy

The communication module software will be updated through an Over-the-Air (OTA) update or by a dealer, free of charge. Owner notification letters were mailed July 8, 2022. Owner notification letters will be mailed in phases, on July 8, 2022, May 17, 2024, July 29, 2024, and September 27, 2024. Ow... Read more

242,722 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

EXTERIOR LIGHTING:HEADLIGHTS

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 GLC 300, GLC 300 4Matic, AMG GLC 63 4Matic, AMG GLC 63 S 4Matic, and AMG GLC 43 4Matic vehicles. The electrical connection for the headlights may not be watertight, which can result in headlight failure.

Consequence

Headlight failure can decrease visibility for both the driver and surrounding traffic, increasing the risk of a crash.

Remedy

Dealers will inspect and replace the headlight sealing plugs, as necessary, free of charge. Owner notification letters were mailed June 3, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022050005.

129 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

AIR BAGS:SENSOR:SIDE IMPACT

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 CLS450, AMG E53, AMG CLS53, E350, E450, AMG GT43, AMG GT53, 2020 S450, S560, G550, AMG GLC63, 2020-2021 GLC300, and AMG G63 vehicles. The side crash sensor connectors may come loose, which could delay the activation of air bags and seatbelts ... Read more

Consequence

Air bags and seatbelts that don't function as intended can increase the risk of injury during a crash.

Remedy

Dealers will inspect and replace as necessary, the side impact crash sensors, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021070032/33.

542 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

ELECTRICAL SYSTEM:SOFTWARE

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 CLA-Class, GLE/GLS-Class, A-Class, E-Class, E-Class Coupe and Convertible, GLA/GLB-Class, GLC-Class, CLS-Class, and AMG GT-Class 4-door Coupe vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The MBUX m... Read more

Consequence

A backup camera that displays a blank image reduces the driver's rear view, increasing the risk of a crash or injury.

Remedy

The multimedia system software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed beginning June 28, 2021. Owners may contact MBUSA customer service at 1-800-367-6373. MBUSA's number for this recall is 2021050012.

343,191 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

SEATS

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 C-Class, E-Class, E-Class Coupe and Convertible, GLC, CLS, AMG GT 4-door Coupe and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. A faulty electrical contact within the seat position switch may pr... Read more

Consequence

Air bags and seat belts that do not perform properly in a crash can increase the risk of injury.

Remedy

MBUSA will notify owners, and dealers will replace the seat position switches, free of charge. Owner letters were mailed May 21, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021040016.

8,634 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

COMMUNICATION

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2019 C300, E300, 2018-2020 CLA250, 2020 CLS450, AMG E53, AMG GT53, GLE450, 2018 AMG E63, AMG GTA, 2017-2020 GLA250, GLC300, 2019 GLC350, AMG GLC43, 2017-2018 GLE350, 2019 AMG GLC 43, GLC350, GLE400, 2017 GLS450, S550, C300 Cabrio, and 2018-201... Read more

Consequence

A disabled eCall system would prevent a vehicle occupant from contacting emergency services through the call center in an emergency, potentially delaying emergency responders and increasing the risk of injury.

Remedy

MBUSA will notify owners, and dealers will inspect the communication module and activate it, if necessary, free of charge. The recall began March 31, 2021. Letters for the owners of the 9 additional vehicles were mailed July 9, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. M... Read more

67 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

ELECTRICAL SYSTEM:SOFTWARE

Defect Description

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 mod... Read more

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.

1,292,258 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

Complaint Statistics

84 total complaints 6 crashes 3 fires 1 injuries

Top Reported Components

Component	Complaints
ENGINE	20
ELECTRICAL SYSTEM	8
UNKNOWN OR OTHER	7
FUEL/PROPULSION SYSTEM	6
POWER TRAIN	5
STRUCTURE:BODY	4
FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING	4
VISIBILITY/WIPER	3
VEHICLE SPEED CONTROL	3
STEERING	3

Incident date: Jan 2, 2025

While driving in my neighborhood at 25 MPH, my Mercedes GLC300 suddenly lost power and the check engine light illuminated. My car would no longer exceed 25-30 MPH, but I drove it straight to the dealership and they said it was a faulty cylinder head and will cost $10,000 to fix! After intense negoti... Read more

Incident date: Apr 29, 2026

The contact owns a 2026 TOYOTA CAMRY HYBRID. The contact received notification of NHTSA Campaign Number: (25V869000 (HYBRID PROPULSION SYSTEM) however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a rea... Read more

Incident date: Mar 15, 2026

I have already reported a crash due to sudden loos of power and submitted everything except the info that the air bags did not deploy and they should definitely

Crash

Incident date: Mar 10, 2026

UI Bulletin #161b is for years 2020 and beyond. But my 2019 is having the same exact issue and the GM dealer will not cover the work as stated in the UI Bulletin #161b

Incident date: Dec 31, 2025

Was running the rear defrost and the passenger side of the rear window made a loud popping noise and shattered on the inside. Window stayed in one piece but cracked everywhere.

Incident date: Feb 15, 2026

I was traveling on the freeway at approximately 70 mph, at about 5:15 pm. I was not using cruise control. There was no one in front of me for maybe a quarter mile. Suddenly and without warning, the car slammed on the brakes. A yellow alert came up on the dash telling me the Forward Collision system... Read more

Incident date: Feb 15, 2026

Incident date: Jan 9, 2026

I have a 2021 GMC Yukon with 74,000 miles I was recently told I need a new transmission.I am am trying to understand why a car that is 5 years with all the services done by Lehman GMC in North Miami would need a new transmission they have been servicing this car and no one mention anything breaking ... Read more

Incident date: Dec 5, 2025

Summary of Safety Defect: While my 16 year old daughter was driving our 2014 Kia Soul in December 2025, the car suddenly lost power in traffic and would not go over 20 mph; the check engine light came on and the vehicle entered limp mode. The sudden drop in power created a high anxiety, hazardous si... Read more

Incident date: Jan 7, 2026

The contact owns a 2005 Jeep Grand Cherokee. The contact stated that the vehicle was taken to the local dealer for repair under NHTSA Campaign Number: 14V438000 (Electrical System). While placing the key in the ignition, it was extremely tight. The driver thought the key could possibly break. The U... Read more

Incident date: Dec 5, 2025

While driving, the vehicle experienced a sudden loss of engine power and entered limp mode. The check engine light began flashing and the vehicle had very limited acceleration, creating a safety concern when driving in traffic. The vehicle was towed to a Kia dealership for diagnosis. The dealer ret... Read more

Incident date: Nov 13, 2025

The vehicle's steering and suspension are making a clicking noise at the CV joint. There are no clear dashboard signs or error indicating that there is an issue with the vehicle. Multiple service department members at Honda dealerships have noted a large number of problems related to this topic. The... Read more

Incident date: Oct 29, 2025

The contact owns a 2016 Ford Escape. The contact received notification of NHTSA Campaign Number: 25V695000 (Back Over Prevention); however, the part to do the recall repair was not yet available. The contact stated that the rearview camera displayed a black image while reversing. The message "Camera... Read more

Incident date: Oct 29, 2025

The truck I bought last November 2024..was running kinda bad.. by may of 2025 the tranmission was stalling I call the dealership..and explain my problem. I was told that someone would call me back but that never happened...July of 2025 the car was running hot I had my service work done oil change..t... Read more

Incident date: Oct 9, 2025

The contact owns a 2021 Ford F-550 SD. The contact received notification of NHTSA Campaign Number: 24V957000 (FUEL SYSTEM, DIESEL); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair... Read more

Incident date: Oct 16, 2025

I am writing to you regarding a persistent creaking noise in the front end of my vehicle when turning the wheel. I have brought the car in twice already for this issue, but the problem has not been identified or resolved. The vehicle is scheduled to come in again for the same issue. While I have be... Read more

Incident date: Sep 22, 2025

The contact owns a 2003 Honda Accord. The contact stated that there were several mechanical failures with the vehicle. The contact stated that there was a failure with the ignition switch, and the key could not be removed from the cylinder, and the shift lever failed to shift into drive(D), park(P),... Read more

Incident date: Aug 8, 2025

While driving a Tesla 2021 model 3 tonight at 8:45 P.M. turning left the wheels locked to the left and would not turn straight causing me to hit a concrete divider. After hitting concrete divider steering released to normal driving but driver side car front rim tire was damaged and wheel alignment m... Read more

Incident date: Jan 1, 2024

Follow-Up Complaint – Engine Failure on 2020 Hyundai Palisade (VIN: [XXX] ) I am following up on a previous complaint regarding a complete engine failure in my 2020 Hyundai Palisade. I purchased the vehicle from CarMax in 2023 and was never made aware of any known engine issues. I also signed the... Read more

Incident date: May 7, 2025

The contact owns a 2016 BMW 428I. The contact stated while driving 20 MPH, the vehicle hesitated, and the contact noticed smoke coming from the engine compartment. The check engine warning light was illuminated. An independent mechanic was contacted. The vehicle was taken to an independent mechanic ... Read more

Incident date: May 7, 2025

On two different occasions (the 2nd one happened today), the automatic emergency braking system has deployed. The first time, I was in the right lane and a car passing me in the left lane pulled in front of me. I softly applied my brakes as that was all that was required. The automatic braking sy... Read more

Incident date: Apr 1, 2025

While backing up, the vehicle’s rear camera and sensors failed to alert me to a low object. There was no audible warning, and the object was below rear window visibility. This resulted in a dent to the trunk. The camera system typically provides audio warnings, but it was silent during this event.... Read more

Crash

Incident date: May 13, 2025

I have a 2021 Chevrolet Silverado 1500 with a 6.2 L engine. There seems to be a recall on this model and particular motor but my VIN does not show up. My engine has failed as described in the recall. I have a bearing failure on the crank according to my mechanics shop. Please add my VIN to the ... Read more

Incident date: Apr 28, 2025

The car is not shifting properly and will "jump" or "lunge" forward while driving. I have noticed that the RPM's will jump and bounce around, seemingly down shifting, then shift again, and then down shift again, which causes jerking motion.

Incident date: Mar 20, 2025

Some M264 Engines are predisposition to premature cylinder head failure, this issue can cause significant misfire issues. It also leads to a costly repair. We experienced issues with a P219D code , we had the coils and plugs replaced on a 2020 GLC 300 with 38.5 k miles. We assumed that this issue... Read more

Incident date: Mar 20, 2025

The contact owns a 2023 Toyota Corolla. The contact stated that while attempting to adjust the steering wheel, the steering column failed to lock into place. The vehicle was taken to the local dealer who diagnosed and determined that the steering column was faulty and needed to be replaced. The vehi... Read more

Incident date: Mar 28, 2025

The Nuna RAVA is currently under recall due to a harness tightening defect. Over time, the harness on my unit has become increasingly difficult to tighten, even when following all recommended usage instructions. This raises serious safety concerns, as the primary function of a car seat is to provide... Read more

Incident date: Mar 6, 2025

The engine blew up! Under 70,000 mileage but after 10 years. Mechanics can’t figure out what’s wrong with it. The try this and that. The catalytic converter, spark plugs… everything you can imagine. Just started to cost more than it was worth.

Incident date: Mar 3, 2025

Driving down the road and the sunroof exploded. No other cars were around me so no project was thrown from another vehicle. Took the vehicle to the dealership. The service tech confirmed nothing was thrown and it appears the glass imploded from the inside. We are over 60,000 so not covered by ... Read more

Incident date: Dec 2, 2024

Unknown

Crash Fire

Incident date: Dec 2, 2024

Unknown

Crash Fire

Incident date: Dec 2, 2024

Unknown

Crash Fire

Incident date: Feb 10, 2025

The contact owns a Nuna Car Seat, Model Type: Rava, Model Number: CS05103CVR, Manufactured Date: November 28,2019. The contact stated that the harness buckle was difficult to release while attempting to remove the child from the car seat. The contact received notification of NHTSA Campaign Number: 2... Read more

Incident date: Feb 10, 2025

The contact owns a 2020 Kia Sorento. The contact stated while driving at an undisclosed speed, the contact heard a loud knocking sound before the engine seized. The vehicle was started; however, the vehicle failed to respond as intended. The vehicle was towed to the dealer where it was diagnosed wit... Read more

Incident date: Dec 23, 2024

The first instance of this issue occurred on June 1, 2024, while driving to my daughter’s soccer tournament. My Jeep abruptly shut off in the middle of the freeway, displaying a “prepare to stop” warning, and left me stranded on the side of the road. The vehicle would not restart for 30 minute... Read more

Incident date: Nov 30, 2024

This problem has happened 4 times in the last two months. After about 15 minutes of either moving very slowly, or being parked and idling, the engine does not start when the gas pedal is pressed. The car accelerates as normal since it is in EV mode, giving the driver the impression the car is opera... Read more

Incident date: Nov 29, 2024

my wife was pulling into a driveway slowly approximately 5 mph when she went to stop the Toyota Highlander sped up to full speed and smash the tree while my wife was depressing the brake. All airbags were deployed and it looks like they are going to total the Toyota Highlander that has all the maint... Read more

Crash 1 injured

Incident date: Aug 15, 2023

Description of Incident: What component or system failed or malfunctioned, and is it available for inspection upon request? The engine of my 2016 Kia Sedona seized due to a lack of oil. The oil pressure warning light, which is designed to alert the driver to low oil pressure or oil-related issues, d... Read more

Incident date: Aug 15, 2023

Our 2021 GMC Yukon XL for the third time now has shifted from Drive to Neutral and then turned off on us on the highway. The first time GM changed the motor (at approximately 35,000 miles), the second time was about a month ago we were at the White Mountains and it shut off on a highway, the third ... Read more

Incident date: Nov 14, 2024

The instrument cluster display on my 2020 Volvo XC90 went completely out while driving my vehicle. This was a single point of failure and SAFETY ISSUE as it affected my speedometer, gas gauge, etc. I was driving without any functioning indicators on the highway when it went out. There was no advance... Read more

Incident date: Oct 27, 2024

the entertainment screen goes black. screen has been black for 2 weeks. will still show back up camera when in reverse. screen does not work other than back up camera. unable to change air/heat settings. the back right seat will not lay down. the electrical component will not work. there is no m... Read more

Incident date: Oct 3, 2024

The contact owns a 2013 Ford Expedition. The contact stated that while driving 60 MPH, the RMPS were fluctuating, and the vehicle unexpectedly downshifted to second or to third gear. There was no warning light illuminated. The contact pulled to the side of the road, and then the contact resumed driv... Read more

Incident date: Sep 18, 2024

Lift gate stopped opening. Would no longer operate with any of the buttons in the car or key fob. Dealership states that they are seeing this happening a lot with this vehicle at around 60,000 miles. This is a safety issue. What if you needed to get out of your trunk due to an emergency. The lift ga... Read more

Incident date: Sep 18, 2024

The headlights intermittently turn off when driving at night. Usually it’s related to using the turn signal, but sometimes it does it completely on its own. Puts others and self at risk as driving down remote roads in the dark and lights cutting out for several seconds can be deadly. Dealer claims... Read more

Incident date: Aug 1, 2022

The contact owns a 2008 Chevrolet Avalanche. The contact received notification of NHTSA Campaign Number: 21V050000 (Air Bags); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manuf... Read more

Incident date: Jun 3, 2024

Vehicle continues to go into limp mode causing us to be stranded on the side of the road. It is related to DEF injection system issues. It sounds like this is a known issue with the software. We purchased the vehicle in August and have been unable to use the truck since purchasing as it continues to... Read more

Incident date: Jan 22, 2024

The contact owns a 2010 Dodge Journey. The contact stated while driving at an undisclosed speed, the steering was inoperable. The contact stated that while parking the vehicle, the steering failed to function as intended. The contact stated that the steering wheel was difficult to turn. Additionally... Read more

Incident date: Mar 3, 2023

The contact owns a 2014 Kia Soul. The contact stated that while driving at an undisclosed speed, the vehicle briefly jerked and shook abnormally before returning to normal functionality. The contact retrieved the vehicle from the dealer following the repair under NHTSA Campaign Number 20V750000 (Eng... Read more

Incident date: Jan 10, 2024

My CR-V Lane Keep Assist will pull my vehicle one way or the other jarringly violently, and will overcorrect itself the rest of the time. The result being that I have nearly totally stopped using the feature. Recently, though, I have noticed a sticking point just off of dead center when steering in... Read more

Showing 50 of 84 complaints.

NHTSA Safety Investigations, MERCEDES-BENZ GLC 300

Investigations opened by NHTSA into potential safety defects. These are separate from recalls and may or may not result in a recall.

DP, Closed , Model Year: 2023

Malfunction Indicator Light / No-Start

In a letter dated July 2, 2023, Aldelberto A. Cordova (the petitioner) submitted a petition requesting that NHTSA initiate an investigation of an alleged defect within the “ISG 48-volt on-board electrical system,” which resulted in warning light illumination as well as an inability to start the ... Read more

MERCEDES-BENZ GLC 300 - All Years Overview

Complete safety history for the MERCEDES-BENZ GLC 300 across all model years (2018, 2026).

77 Total Recalls

609 Total Complaints

1 Investigations

36 Reported Crashes

9 Reported Fires

0 Reported Deaths

MERCEDES-BENZ GLC 300 - Year by Year

Compare recalls and complaints across model years. Click any year to see full details.

Year	Recalls	Complaints
2026	3	0	View
2025	3	32	View
2024	8	33	View
2023	12	99	View
2022	2	85	View
2021 (current)	9	84
2020	16	88	View
2019	12	64	View
2018	12	124	View

Other MERCEDES-BENZ Models

Model	Recalls	Complaints
GLA 250	1,219	416	View
GLE 350	1,116	311	View
C 300	1,074	360	View
AMG GLS63	963	12	View
AMG C43	944	74	View
CLA 250	923	130	View
AMG GLC43	920	42	View
AMG GLE63	903	11	View

Vehicle Safety

Consumer Safety

Infrastructure

Public Health

2021 MERCEDES-BENZ GLC 300

Complaint Statistics

Top Reported Components

NHTSA Safety Investigations, MERCEDES-BENZ GLC 300

MERCEDES-BENZ GLC 300 - All Years Overview

MERCEDES-BENZ GLC 300 - Year by Year

Other MERCEDES-BENZ Models