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Mercedes-Benz · Wagon

2021 Mercedes-Benz GLA-Class

Gas
Small Station Wagons
4 EPA-rated configurations
Data refreshed 2026-09-11
F
Safety Signal
50 / 100 from the NHTSA recall record
RecallsNHTSA campaigns9
Complaintsowner reports to NHTSA21
Crash ratingNHTSA overall
Fuel economybest combined, EPA28 mpg
20262025202420232022202120202019201820172016

The 2021 Mercedes-Benz GLA-Class is sold in the U.S. as a gas wagon with 4 EPA-rated configurations. The most efficient version, the GLA250, is EPA-rated at 28 mpg combined. NHTSA lists 9 recall campaigns for this model year, which gives it a Safety Signal grade of F. Owners have filed 21 complaints, most often about the engine.

Specs & fuel economy

Source: EPA fueleconomy.gov
ConfigurationPowertrainDriveEngine / motorCityHwyCombAnnual fuel*
GLA250GasFWD2.0L 4-cyl turbo253428$2,750
GLA250 4maticGas4WD2.0L 4-cyl turbo243327$2,850
AMG GLA35 4maticGas4WD2.0L 4-cyl turbo232925$3,100
AMG GLA45 4maticGas4WD2.0L 4-cyl turbo202723$3,350

*EPA estimate at 15,000 miles/year at EPA reference fuel and electricity prices. fueleconomy.gov record ids: 42728, 42730, 43059, 43572.

Factory warranty running out?

The 2021 Mercedes-Benz GLA-Class is in the years where transmission, electronics and drivetrain repairs land on the owner. Compare extended-coverage quotes in about two minutes.

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Recalls (9)

Source: NHTSA recall database
high

Latches/Locks/Linkages

310,667 vehicles
ProblemMercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2021 CLA, 2019-2022 A-Class, 2022-2023 C-Class, 2024 CLE, 2020-2026 GLA/GLB, and 2023-2024 GLC vehicles. Please refer to MBUSA's recall report for specific model information. The micro-switch in the driver's door lock may corrode and fail to detect an open door, preventing the electronic parking brake or "Auto-Park" feature from engaging automatically. This may result in a vehicle rollaway.RiskA vehicle rollaway increases the risk of a crash or injury.FixDealers will replace the driver's door lock, free of charge. Owner notification letters are expected to be mailed September 18, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning July 31, 2026.
NHTSA campaign 26V481000reported Jul 24, 2026Mercedes-Benz USA, LLC
high

Equipment

42,742 vehicles
ProblemMercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2020 A220, 2020 CLA250, GLB250, AMG A35, AMG CLA45, AMG CLA35, and 2021 GLA250 vehicles. The vehicles may not be equipped with an inspection gauge to check the wear of the rear brake pads. In addition, information for using this inspection gauge might not be included in the owner's manual. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 135, "Light Vehicle Brake Systems."RiskDriving with worn brake pads can reduce braking ability, increasing the risk of a crash.FixDealers will install an inspection gauge and provide supplemental owner's manual information, free of charge. Owner notification letters were mailed on February 29, 2024. Owners may contact MBUSA customer service at 1-800-367-6372.
NHTSA campaign 23V732000reported Nov 1, 2023Mercedes-Benz USA, LLC
minor

Electrical System

See Recall Schedule
242,722 vehicles
ProblemMercedes-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 details. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling the emergency call (eCall) system.RiskA 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.FixThe 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. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers are for this recall is 2022060005 and 2023110006.
NHTSA campaign 22V365000reported May 20, 2022Mercedes-Benz USA, LLC
minor

Back Over Prevention

2022060007
126,443 vehicles
ProblemMercedes-Benz USA, LLC (MBUSA) is recalling certain 2018-2021 CLA-Class, GLE/GLS-Class, A-Class, C-Class, E-Class, E-Class Coupe/Convertible, GLA/GLB-Class, GLC-Class, and CLS-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The rearview camera may not display the rearview image due to a software error. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."RiskAn inoperable rearview camera display reduces the driver's rear view, increasing the risk of a crash.FixDealers will update the rearview camera software, free of charge. Owner notification letters were mailed July 15, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022060007.
NHTSA campaign 22V232000reported Apr 8, 2022Mercedes-Benz USA, LLC
high

Service Brakes, Hydraulic

2022030006
4 vehicles
ProblemMercedes-Benz USA, LLC (MBUSA) is recalling certain 2020 AMG CLA 35 and 2021 GLA 250 vehicles. The rear brake caliper housing fasteners may be loose, which can reduce brake performance or cause rear brake components to detach from the vehicle.RiskReduced brake performance can increase the risk of a crash. In addition, detached brake components can create a road hazard, and increase the risk of a crash for other drivers.FixDealers will inspect and tighten the fasteners on the rear brake caliper housings, as necessary, free of charge. Owner notification letters were mailed March 25, 2022. Owners may contact MBUSA customer service at 1-800-367-6372.
NHTSA campaign 22V125000reported Mar 4, 2022Mercedes-Benz USA, LLC
minor

Electrical System

2021050012
343,191 vehicles
ProblemMercedes-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 multimedia system software may cause the display to remain black, or reboot after startup. This could result in the rearview camera image not displaying properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."RiskA backup camera that displays a blank image reduces the driver's rear view, increasing the risk of a crash or injury.FixThe 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.
NHTSA campaign 21V354000reported May 14, 2021Mercedes-Benz USA, LLC
high

Air Bags

2021020037
36 vehicles
ProblemMercedes-Benz USA, LLC (MBUSA) is recalling certain GLA250 vehicles. The ground connection for the front passenger air bag may not be mounted properly, which could result in an inadvertent deployment.RiskInadvertent air bag deployment can increase the risk of injury for an occupant in the front passenger seat, and increase the possibility of a vehicle crash.FixMBUSA will notify owners, and dealers will inspect the ground connection for the passenger air bag and correct it, if necessary, free of charge. The recall began March 26, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021020037.
NHTSA campaign 21V102000reported Feb 22, 2021Mercedes-Benz USA, LLC
moderate

Communication

2021030005
67 vehicles
ProblemMercedes-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 2018-2019 S560 vehicles. On June 18, 2021, an additional 9 vehicles were added, including certain 2021 GLA250, GLC300, 2018 S450, E400, and 2017 CLA250 vehicles. The communication module might have been inadvertently deactivated during a service visit, which could have disabled the Emergency Call (eCall) function.RiskA 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.FixMBUSA 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. MBUSA's number for this recall is 2021030005.
NHTSA campaign 21V072000reported Feb 12, 2021Mercedes-Benz USA, LLC
minor

Electrical System

2021020025
1,292,258 vehicles
ProblemMercedes-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 software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.RiskFailure of the eCall system may result in emergency responders being dispatched to the wrong location, increasing the risk of injury following a crash.FixMBUSA 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.
NHTSA campaign 21V058000reported Feb 5, 2021Mercedes-Benz USA, LLC

Owner complaints

Source: NHTSA complaint database
21complaints filed

1 involved a crash · 0 a fire · 2 injuries · 0 deaths reported

Filed per year: 2021: 3 · 2022: 6 · 2023: 3 · 2024: 2 · 2025: 2 · 2026: 5

Most-cited components

Engine7
Unspecified5
Electrical System4
Fuel/Propulsion System3
Back Over Prevention2
Power Train2

What owners describe

“Cowl vent grille openings allowed normal environmental debris to accumulate, plug drainage and divert water onto electrical components and potentially result in a fire if not addressed. Some of the debris passes through into the hvac system and cannot be cleaned without dealer removal/repair of the hvac motor, which co…”Jun 13, 2026 · Structure · NHTSA owner report
“I recently purchased my vehicle with under 30k miles in July of 2026. Not long after my purchase my car began roughly idling with a blinking check engine light, and soon after the engine began misfiring. This also cause loss of power when attempting to accelerate creating dangerous conditions in high traffic/fast paced…”Apr 8, 2026 · Engine · NHTSA owner report
“Component/System: Engine cooling and lubrication system. Coolant was found mixing with engine oil (milky oil), indicating internal engine failure (I was informed it could be oil cooler/housing, thermostat, head gasket, or related components). Vehicle is currently at an authorized Mercedes-Benz dealership and available …”Feb 5, 2026 · Engine · NHTSA owner report

Complaint counts are raw owner reports to NHTSA, not verified defects, and scale with how many were sold. Use them to spot patterns, not to rank.

Crash ratings

Source: NHTSA NCAP

NHTSA has not published 5-Star crash ratings for this model year.

Other GLA-Class model years

Sources & method

Safety Signal starts every model-year at 100 and subtracts points per open NHTSA recall campaign by severity: critical 15 (fire risk, park-outside or do-not-drive advisories), high 8 (brakes, steering, airbags, loss of drive power, structure, battery), moderate 6, minor 3 (software, labels, lighting fixed by an update). Floor 35. A ≥ 90, B ≥ 80, C ≥ 70, D ≥ 60, otherwise F. Complaint counts and NHTSA crash ratings are shown separately and are not blended into the grade.

EPA figures come from fueleconomy.gov vehicle records. Recalls, complaints, investigations and crash ratings come from NHTSA's public flat files, refreshed weekly.

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