2023 Mercedes-Benz Glc 300 Recalls

Recalls on record Updated July 2026

The 2023 Mercedes-Benz Glc 300 has 11 NHTSA recall campaigns affecting an estimated 364,384 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 99 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.

Recall campaigns

STEERING 25V533000 2025-08-20 3,749 affected
Defect

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.

EXTERIOR LIGHTING 25V365000 2025-06-11 127 affected
Defect

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 Standard number…

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.

STRUCTURE 25V379000 2025-06-06 92,851 affected
Defect

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 not absorb an…

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.

ELECTRICAL SYSTEM 25V255000 2025-05-12 443 affected
Defect

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.

SEATS 24V808000 2024-10-25 7 affected
Defect

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.

STRUCTURE 24V520000 2024-07-08 7 affected
Defect

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 may be loose,…

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.

ELECTRICAL SYSTEM 24V115000 2024-02-16 31,848 affected
Defect

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. The 80-Amp fuses…

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.

FUEL SYSTEM, GASOLINE 23V880000 2023-12-21 79,676 affected
Defect

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 customer service at…

ENGINE AND ENGINE COOLING 23V878000 2023-12-21 7 affected
Defect

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.

TRAILER HITCHES 23V629000 2023-09-11 12,118 affected
Defect

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.

FUEL SYSTEM, GASOLINE 23V445000 2023-06-26 143,551 affected
Defect

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.

Complaints by component

ELECTRICAL SYSTEM
30
2crashes1deaths
ENGINE
15
EXTERIOR LIGHTING
10
UNKNOWN OR OTHER
8
FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING
6
FUEL/PROPULSION SYSTEM
5
1crashes1deaths
SERVICE BRAKES
5
LANE DEPARTURE: BLIND SPOT DETECTION
4
1injuries
POWER TRAIN
3
LANE DEPARTURE: ASSIST
2
1injuries
Total complaints99

What owners report

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

“My sunroof exploded while driving on the interstate.”

UNKNOWN OR OTHER · reported 2026-04-17

“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…”

FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING · reported 2026-03-18

“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…”

ELECTRICAL SYSTEM · reported 2026-03-18

“Vehicle has a significant engine oil leak without being driven. Engine oil electronic meter still shows engine oil to be in "ok" range. Vehicle is 2023 with only 19680 miles and is rarely driven till the last 2 months. Other 2023 model year mb glc300's manufactured at the same bremen germany plant…”

ENGINE · reported 2025-09-03

“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 is…”

LANE DEPARTURE: BLIND SPOT DETECTION · reported 2025-03-02

“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 is…”

LANE DEPARTURE: ASSIST · reported 2025-03-02

“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 is…”

STRUCTURE:BODY:HATCHBACK/LIFTGATE · reported 2025-03-02

“The contact owns a 2023 mercedes-benz glc 300. The contact stated while driving on an access road at 35 mph, the brake pedal was not depressed; however, the vehicle came to an immediate stop. There were no warning lights illuminated. The contact restarted the vehicle and was able to continue…”

FORWARD COLLISION AVOIDANCE · reported 2025-02-24

Defect investigations

Investigation DP23003 Opened 2023-07-25 · closed 2024-05-20

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,â€� which resulted in warning light illumination as well as an inability to start the vehicle in a 2023…

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 2023 Mercedes-Benz Glc 300 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.