2023 MERCEDES-BENZ GLC 300

11 recalls — 99 complaints

STEERING:CRITICAL FASTENERS

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2026 EQE and GLC vehicles. Please see the recall report for a complete list of models. The steering coupling bolt may have been improperly tightened, allowing the steering coupling to loosen from the steering rack.

Consequence

A loose steering coupling can cause a loss of steering control, increasing the risk of a crash.

Remedy

Dealers will tighten the steering coupling bolts as necessary, free of charge. Owner notification letters were mailed October 6, 2025. Owners may contact MBUSA customer service at 1-800-367-6372.

3,749 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

EXTERIOR LIGHTING:HEADLIGHTS

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 GLC 300 and GLC 300 4MATIC vehicles. The headlights are missing adjustment prevention caps, which can allow the headlights to be improperly adjusted. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety ... Read more

Consequence

Improperly adjusted headlights can reduce visibility, increasing the risk of a crash.

Remedy

Dealers will inspect the headlights for sealing caps and install caps as necessary, free of charge. Owner notification letters were mailed July 18, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025060005.

127 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

STRUCTURE:BODY:ROOF AND PILLARS

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2025 GLC 300, GLC 300 4MATIC, 2024-2025 AMG GLC 43 4MATIC, 2025 GLC 350E 4MATIC, and AMG GLC 63 S E vehicles equipped with a panoramic sunroof. In certain crash scenarios, where the rear occupant's head contacts the C-pillar, the pillar may no... Read more

Consequence

In the event of a crash, insufficient impact protection can increase the risk of injury.

Remedy

Dealers will modify the roof lining and C-pillar trim, free of charge. Owner notification letters were mailed July 9, 2025. Owners may contact MBUSA customer service at 1-800-367-6372.

92,851 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2024 C-Class, E-Class, S-Class, SL, GLC, EQE SUV, EQE, EQS SUV, and EQS vehicles that were incorrectly repaired under recall 24V-115. An incorrect fuse box that was not designed for the vehicle may have been installed.

Consequence

An incorrect fuse box can result in a sudden loss of drive power or a loss of critical safety functions such as the restraint systems or instrument cluster, increasing the risk of a crash or injury. Additionally, there could be an increased risk of a fire.

Remedy

Dealers will inspect and replace the main fuse boxes, free of charge. Owner notification letters were mailed June 6, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025050003/4.

443 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

SEATS:CRITICAL FASTENERS

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 GLC 300 and GLC 300 4MATIC vehicles. The driver's and front passenger seat rail may have been incorrectly attached to the vehicle body.

Consequence

An incorrectly attached seat may not properly restrain the driver during a crash, increasing the risk of injury.

Remedy

Dealers will inspect the bolt connection and tighten the bolts between the driver and front passenger seat rail and the vehicle body, free of charge. Owner notification letters were mailed December 4, 2024. Owners may contact MBUSA customer service at 1-800-367-6372.

7 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

STRUCTURE:INTERIOR PANELS:DASHBOARD

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 GLC 300 4MATIC vehicles. Certain dashboard area bolts may have been insufficiently tightened, potentially causing improper air bag deployment or parts separation during a crash. In addition, the 12-Volt electric auxiliary heater connections ... Read more

Consequence

An improper air bag deployment increases the risk of injury in a crash. Overheated wiring can increase the risk of a fire.

Remedy

Dealers will inspect and tighten the bolts as necessary, free of charge. Owner notification letters were August 23, 2024. Owner may contact MBUSA customer service at 1-877-496-3691.

7 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2024 C300, AMG C43, S580e, S580, Maybach S580, Maybach S680, AMG SL43, AMGSL63, GLC300, EQE350, EQE500, EQS450, EQS580, AMG EQS, 2023 S500, AMG SL55, AMG EQE, 2024 E350, E450, AMG C63e S, CLE300 Coupe, CLE450 Coupe, and GLC300 Coupe vehicles. ... Read more

Consequence

An 80-Amp fuse that fails can result in a sudden loss of drive power or a loss of critical safety functions such as the restraint systems or instrument cluster, increasing the risk of a crash or injury. Additionally, there could be an increased risk of a fire.

Remedy

Dealers will replace the main fuse boxes, free of charge. Owner notification letters were mailed April 5, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2024030008.

31,848 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 GLC300, 2024 GLE350, and GLE450 vehicles equipped with an M254 engine. The incorrect screws, installed on the high-pressure fuel pump, may prevent a proper seal from forming between the high-pressure fuel pump and the tandem oil pump.

Consequence

An inadequate seal can allow fuel and oil to leak onto the road, creating a hazard for other road users and increasing the risk of a crash. Additionally, a fuel and oil leak in the presence of hot engine components can increase the risk of a fire.

Remedy

Dealers will replace the high-pressure fuel pump, free of charge. Owner notification letters were mailed February 9, 2024. Owners may contact MBUSA customer service at 1-800-367-6372.

7 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2024 GLE, GLS, C-Class, E-Class, S-Class, SL, GLC, CLS, AMG GT, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details. The fuel pump may shutdown, causing 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 28, 2024. Owner notification letters will be mailed in phases, on February 23, 2024, April 19, 2024, June 28, 2024, August 9, 2024, October 1, 2024, and December 2, 2024. Owners may contact MBUSA cu... Read more

79,676 vehicles affected

Manufacturer: Mercedes-Benz USA, LLC

TRAILER HITCHES

Defect Description

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 GLC300 vehicles. The front tow eye may be inadequately threaded to the crossmember and can detach during towing.

Consequence

A detached tow eye can separate the vehicle from the tow truck, increasing the risk of a crash or injury.

Remedy

Dealers will inspect and replace the front crossmember, as necessary, free of charge. Owner notification letters were mailed January 26, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers for this recall are 2023090010/120002.

12,118 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

Complaint Statistics

99 total complaints 3 crashes 3 fires 3 injuries 1 deaths

Top Reported Components

Component	Complaints
ELECTRICAL SYSTEM	14
ENGINE	14
UNKNOWN OR OTHER	12
SERVICE BRAKES	11
AIR BAGS	5
EXTERIOR LIGHTING	5
STEERING	4
FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING	4
POWER TRAIN	3
LANE DEPARTURE: BLIND SPOT DETECTION	3

Incident date: Apr 17, 2026

My sunroof exploded while driving on the interstate.

Incident date: Jan 9, 2023

The contact owns a 2023 Mercedes-Benz GLC300. The contact stated that while driving at an undisclosed speed, the speed limit warning system failed to function as intended. The contact stated that while driving 60 MPH, the Heads-up Display (HUD) illuminated a red light and an unknown message about dr... Read more

Incident date: Mar 18, 2026

There are two issues 1) Unsure of the exact date, but about a year or two ago we were driving our car and the car's automatic break system went into effect on a typically busy, 3 lane road despite there not being any cars in front of our vehicle. We took it into the dealership, who confirmed the i... Read more

Incident date: Mar 18, 2026

Incident date: Jun 2, 2023

The chest clip fails to connect. My child just unclips it himself because the magnet does not work. The magnet doesn’t set and is stuck so the chest clip doesn’t secure and just hangs open as soon as the child moves in the seat. Even though it looks like it’s buckled it is not and I could not ... Read more

Incident date: Sep 3, 2025

In a no fault accident, I was passenger. When the collision happened, I was wearing seatbelt, and then I was up in the dash/ windshield, there were flames, smoke. The airbags had "exploded" The seatbelt was hanging out of the passenger door after I exited. Still dangling out the door where it did no... Read more

Crash Fire 2 injured

Incident date: Mar 2, 2025

The contact owns a 2015 Hyundai Sonata Hybrid. The contact stated that while driving 5 MPH and making a left turn, the vehicle made an abnormal knocking sound. The contact stated that upon pulling into an apartment complex parking lot, the contact noticed that there was smoke coming out from underne... Read more

Fire

Incident date: Mar 2, 2025

Fire

Incident date: Mar 2, 2025

1. Rear Hatch hands free system - closes unexpectedly while loading or unloading car without using feet to trigger system. Hatch will close down and trap driver in the rear, causing bruising on driver and requiring assistance to push hatch back up. Has been into dealer multiple times since this i... Read more

1 injured

Incident date: Feb 24, 2025

The transfer case splines between the transfer case are stripping causing the car to lose power in the rear wheels forever. This is a safety hazard as now the wheels lose traction and massive oversteer. This is dangerous in many conditions especially rain as turns are much more prone to sliding and ... Read more

Incident date: Dec 3, 2024

Occasionally, the Turn Signals decide to not work for a 5 second period. This is a car that is "stalkless" (meaning there isn't a physical turn signal stalk to press), but rather it's touchpad buttons on the steering wheel. While these usually work fine, occasionally when I depress one, I can fee... Read more

Incident date: Dec 6, 2024

NHTSA campaign 24V732000 is a recall of 27,000 Porsche Taycans for high-voltage batteries may short circuit and increase risk of fire. For vehicles in Porsche campaign ARB6 for which online data is unavailable, owners are advised to have the recalled vehicles inspected and limit charging to 80%. I... Read more

Incident date: Nov 4, 2024

The contact owns a 2016 GMC Acadia. The contact received a notification of NHTSA Campaign Number: 23V334000(Air Bags); however, the part to do the recall repair was not yet available. An unknown local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of ... Read more

Incident date: Sep 27, 2024

For the 2nd row passenger seat the clip has broken. You can not safely have a passenger in the seat. I have been trying for over a year to get the part. I was told by the last person who looked at it that it is specific to the air bag seat belts in the second row. I also had a coworker who had t... Read more

Incident date: Jul 12, 2024

Headlights blinking on and off all the time. supposedly parts or on back order with no time line.

Incident date: Jul 12, 2024

GLC 300 was purchased new on May 25, 2023. Multiple 12V battery errors, check engine indicators, and rear hatch closing on owner starting the first week of ownership. 48V battery and Main Fuse Box were replaced. Multiple recalls were addressed. Most significant issue related to false collision avoid... Read more

Incident date: Jul 12, 2024

Took truck for service maintenance and tire rotation. Tire rotation wasn’t done because tech said lug nuts were swollen and they couldn’t get lug nuts off. I took truck across street to Big-O tires and they rotated tires and we had lug nuts replaced with steel lug nuts.

Incident date: Sep 15, 2024

Had to have transmission replaced and engine work (lifters and cam) on a GM truck with 100,000 miles on it. Cost $8,000. Was told by both mechanics that they've seen many of this same issue with this same year truck for GM.

Incident date: May 9, 2023

Loss of propulsion at highway speeds with subsequent failure of digital light system at night resulting in injury crash

Crash 1 deaths

Incident date: May 9, 2023

When stop at the stop sign and step in the brake... the car momentary accelerates by its self. Its very dangerous. Pls fix the problems Toyota.

Incident date: May 9, 2023

When stop at the stop sign and step in the brake... the car momentary accelerates by its self. Its very dangerous. Pls fix the problems Toyota.

Incident date: Aug 15, 2024

See attached document for complaint

Incident date: Aug 15, 2024

The contact owns a 2013 Ram 1500. The contact stated that after placing the vehicle into reverse(R) and straightening the steering wheel, the power steering assist failed to operate as needed. The "Service Power Steering" message was displayed on the instrument panel. Due to the failure, the contact... Read more

Incident date: Jul 11, 2024

The contact owns a 2018 Ford Edge. The contact stated while driving at an undisclosed speed, there was misfire coming from the engine with the check engine warning light illuminated. The contact stated that excessive amounts of white smoke was coming from the exhaust pipes. Additionally, the contac... Read more

Incident date: Jul 2, 2024

infotainment center glitching Attemped to resolve with KIA but they do not feel that this is a safety concern or feel it needs to be investigated appropriately. This occurs when driving typically on the highway because most of my travel is highway. When this occurs it is a distraction for the dr... Read more

Incident date: Jun 22, 2024

The vehicle is displaying a "Service Electric Brake System" message indicating failure of the HCU and ABS system and possibly affecting stability control. There is a lengthy history of this issue with the 2500 and 3500 trucks but no fix, resolution or recall appears to be available for this issue.

Incident date: Jun 22, 2024

On or about April 2024, the "check engine" light came on in my 2020 Ford F-150. My vehicle was just becoming due for re-registration. I had the code for the check engine light checked at my parts dealer and double checked at the maintenance facility I was having services done. The check engine code ... Read more

Incident date: May 29, 2024

I noticed the engine was losing oil constantly and the exhaust was emitting black smoke often, I had to refill the oil about once a month, eventually the car broke down and took it to a Hyundai dealership. They said they needed to perform a leakdown/compression test on the car, and $585 to perform... Read more

Incident date: May 29, 2024

The contact owns a 2013 Kia Soul. The contact stated that the dealer had previously performed an unknown recall repair on the vehicle. The contact stated that after the repair, the vehicle stalled while driving on several occasions. The vehicle was able to restart but failed to exceed 25 MPH while d... Read more

Incident date: Mar 14, 2024

The contact owns a 2002 Mercedes-Benz ML320. The contact stated while driving at approximately 25 MPH, the driver’s side front wheel independently braked. The contact stated he had not depressed the brake pedal but heard an abnormal sound from the tire screeching as the wheel had stopped rolling. ... Read more

Incident date: Apr 20, 2024

there is side marker lights issue. it happened 1 one year ago. it was right side. few months later , left side had same problem. I checked up audi q9 with same problem. I found that old model has same issue with recall. I searched audi owner web site, and saw there were so many owner had same proble... Read more

Incident date: Apr 20, 2024

Vehicle would not start, indicator displayed check owners manual, battery low. Vehicle towed to dealer

Incident date: Apr 20, 2024

It leaks or consumes excess amounts of coolant. I’ve had to refill it twice now. I know this is weird with a newer car with only 23,000 miles.

Incident date: Aug 23, 2023

Brake pedal has to be pushed harder than normal to get brakes to engage. Dealer has diagnosed problem as faulty ABS module which is not considered as part of recall for CCU unit on other hyundai models

Incident date: Mar 11, 2024

Seat belt won't snap on the driver side.

Incident date: Mar 11, 2024

See attached document for complaint

Incident date: Dec 26, 2023

Car slowed down and shut off in the middle of the road.

Incident date: Jan 13, 2024

I have taken the delivery of this car on May 2023 and has been having many issues including but not limited to rear seatbelt malfunction that needed replacement. Recent major issue is constant 'check engine light on' for various issues. Below is the 'F' and 'I' items from 'initial quick test log' as... Read more

Incident date: Jan 13, 2024

I was driving and the engine was making noises and started losing power. I heard a loud noise and the engine died. There is a recall on these engines. and my car is the year make and model.

Incident date: Jan 13, 2024

I bought my truck, a Ram 2500 with the Cummins diesel engine in August 2018. When the truck had 20,000 miles on it the ABS and traction control lights, chimes and notice came on. I took it under warranty to the Dodge Ram dealer where I bought it. They did diagnostic tests and replaced the ABS contro... Read more

Incident date: Dec 20, 2023

Turned on the car Drove about 30 seconds and car states that secondary pre collision emergency brake and it just stops on a busy street With no other signs of defect ever . My vehicle goes to the dealership constantly and is very well taken care of

Crash

Incident date: Dec 20, 2023

I have been experiencing ongoing issues with the transmission of the vehicle I purchased in 2018. Despite it being a brand new vehicle with only 10,000 miles, I have had to bring it back to the dealer multiple times for transmission-related problems. We have tried changing the transmission fluid per... Read more

Incident date: Jan 3, 2024

POWER STEERING light shows on indicator panel sometimes without any problems steering. Sometimes it appears along with SERVICE ESC and some times power steering is lost. Turning the car off and back on usually resets the problem. It is extremley difficult to steer the car when this happens. It b... Read more

Incident date: Jan 3, 2024

blind spot monitor light comes on and off; occurs only on driver side; will occur sporadically - also may occur when left blinker is activated; taken to dealership who states sensor not working and has been an issue with other Chevrolet equinox vehicles over the past several years; extended warranty... Read more

Incident date: Dec 13, 2023

The contact owns a 2017 GMC Yukon. The contact stated that while driving at approximately 45 MPH, the brake pedal was depressed; however, the brake pedal remained on the floorboard. The contact stated that the vehicle was driven until the vehicle eventually slowed down. The vehicle was taken to an i... Read more

Incident date: Jan 3, 2024

The steering wheel seems to perform inconsistently when turning. While making a turn there is a momentary increase in steering resistance. Therefore more than usual force is required to steer during the momentary increase. This increase in steering resistance is short lived but happens regularly. ... Read more

Incident date: Dec 13, 2023

The contact owns a 2018 Ford F-150. The contact stated that when the vehicle was started, the vehicle made an abnormal rattling sound. The contact stated while driving 55-70 MPH, the rattling sound became worse. There was no warning light illuminated. The vehicle was taken to the dealer where it was... Read more

Incident date: Oct 10, 2023

There is a known issue and current recall issued for roof rail water leakage in rav4 models 2019-2021. My current model rav4 from 2015 is now experiencing the same issue with water leaking during a rainstorm into the interior of the car through the visor junctions in both driver and passenger side. ... Read more

Incident date: Sep 29, 2023

2023 Mercedes Benz GLC 300. Several Electrical, Braking, Collision, Check Battery related issues noted. At approximately 500 miles on vehicle battery system began sending critical voltage error messages to notification app after the vehicle had been turned off. --Owner recharged battery on front... Read more

Incident date: Sep 29, 2023

Vehicle only has 47939 miles on it and my check engine light came on. I had it coded and it comes up the turbo. It sounds bad and loses power at stop light or going up hill

Showing 50 of 99 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).

75 Total Recalls

596 Total Complaints

1 Investigations

34 Reported Crashes

11 Reported Fires

1 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	28	View
2024	7	33	View
2023 (current)	11	99
2022	2	79	View
2021	9	84	View
2020	16	86	View
2019	12	64	View
2018	12	123	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