2021 Mercedes-Benz GLA-Class
The Verdict
Worst problem area
Engine
Engine leads by volume: 6 of 19 complaints (32%) mention it. Complaints mentioning Suspension, Wheels & Tires include more crash reports (1) than those mentioning any other identified area.
Complaints filed rose from 9 in 2020 to 19 in 2021.
Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology
Cost, Fuel Economy & Complaint History
| Category | 2019 | 2020 | 2021 | 2022 | 2023 | vs. 2021 Small Station Wagons |
|---|---|---|---|---|---|---|
| Annual fuel cost ($) | 2,850–3,100 | 2,750–3,100 | 2,750–3,350 | 2,750–3,500 | 2,750–3,500 | |
| Combined MPG | 25–27 | 25–28 | 23–28 | 22–28 | 22–28 | |
| City / Highway MPG | 22–24 / 28–33 | 22–24 / 30–34 | 20–25 / 27–34 | 19–24 / 25–34 | 20–24 / 25–34 | |
| CO₂ tailpipe (g/mi) | 322–361 | 316–349 | 314–392 | 321–409 | 321–407 | |
| Complaints filed | 29 | 9 | 19 | 4 | 8 | |
| Recalls issued | 11 | 5 | 9 | 2 | 1 | |
| Crash-involved complaints | 2 | 0 | 1 | 0 | 1 | |
| Fire-involved complaints | 0 | 0 | 0 | 0 | 0 | |
| Injuries reported | 2 | 1 | 2 | 0 | 1 | |
| Deaths reported | 0 | 0 | 0 | 0 | 0 | |
| Configurations compared | 2 | 1 | 2 | 2 | 2 |
Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.
Common questions
How many recalls does the 2021 Mercedes-Benz GLA-Class have?
9 NHTSA recall campaigns as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What is the most common complaint about the 2021 Mercedes-Benz GLA-Class?
Engine: 6 of 19 NHTSA complaints (32%) mention it.
What gas mileage does the 2021 Mercedes-Benz GLA-Class get?
EPA rates it 23–28 MPG combined.
How much does it cost to fuel a 2021 Mercedes-Benz GLA-Class?
EPA estimates $2,750–$3,350 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (4)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic (AM8) | 4 | 2.0L | Front-Wheel Drive | Premium | Special Purpose Vehicle 2WD | 25 mpg (high) | 34 mpg (high) | 28 mpg (high) | $2,750 (low) | 314 g/mi (low) |
| Configuration 2 | Automatic (AM8) | 4 | 2.0L | 4-Wheel Drive | Premium | Small Sport Utility Vehicle 4WD | 24 mpg | 33 mpg | 27 mpg | $2,850 | 327 g/mi |
| Configuration 3 | Automatic (AM8) | 4 | 2.0L | 4-Wheel Drive | Premium | Small Station Wagons | 23 mpg | 29 mpg | 25 mpg | $3,100 | 353 g/mi |
| Configuration 4 | Automatic (AM8) | 4 | 2.0L | 4-Wheel Drive | Premium | Small Station Wagons | 20 mpg (low) | 27 mpg (low) | 23 mpg (low) | $3,350 (high) | 392 g/mi (high) |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 6 | 0 | 0 | 0 | 0 |
| Transmission & Drivetrain | 2 | 0 | 0 | 0 | 0 |
| Fuel System | 3 | 0 | 0 | 0 | 0 |
| Electrical | 4 | 0 | 0 | 0 | 0 |
| Brakes | 2 | 0 | 0 | 0 | 0 |
| Steering | 0 | 0 | 0 | 0 | 0 |
| Suspension, Wheels & Tires | 2 | 1 | 0 | 1 | 0 |
| Airbags & Restraints | 0 | 0 | 0 | 0 | 0 |
| Driver Assistance & Speed Control | 4 | 0 | 0 | 0 | 0 |
| Body, Seats & Latches | 2 | 0 | 0 | 1 | 0 |
| Visibility & Lighting | 0 | 0 | 0 | 0 | 0 |
| Other | 5 | 0 | 0 | 0 | 0 |
A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.
Recalls (9)
LATCHES/LOCKS/LINKAGES:DOORS:LOCK · Campaign 26V481000 · Jul 27, 2026
Defect: Mercedes-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.
Consequence: A vehicle rollaway increases the risk of a crash or injury.
Remedy: Dealers 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.
EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS · Campaign 23V732000 · Nov 1, 2023
Defect: Mercedes-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."
Consequence: Driving with worn brake pads can reduce braking ability, increasing the risk of a crash.
Remedy: Dealers 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.
ELECTRICAL SYSTEM:SOFTWARE; COMMUNICATION: AUTO CRASH NOTIFICATION · Campaign 22V365000 · May 23, 2022
Defect: 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 details. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling the emergency call (eCall) system.
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. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers are for this recall is 2022060005 and 2023110006.
BACK OVER PREVENTION:DISPLAY FUNCTION · Campaign 22V232000 · Apr 11, 2022
Defect: Mercedes-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."
Consequence: An inoperable rearview camera display reduces the driver's rear view, increasing the risk of a crash.
Remedy: Dealers 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.
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER · Campaign 22V125000 · Mar 4, 2022
Defect: Mercedes-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.
Consequence: Reduced 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.
Remedy: Dealers 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.
ELECTRICAL SYSTEM:SOFTWARE; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA · Campaign 21V354000 · May 17, 2021
Defect: 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 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."
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.
AIR BAGS:FRONTAL · Campaign 21V102000 · Feb 22, 2021
Defect: Mercedes-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.
Consequence: Inadvertent 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.
Remedy: MBUSA 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.
COMMUNICATION; COMMUNICATION: AUTO CRASH NOTIFICATION · Campaign 21V072000 · Feb 16, 2021
Defect: 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 2018-2019 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.
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. MBUSA's number for this recall is 2021030005.
ELECTRICAL SYSTEM:SOFTWARE; COMMUNICATION: AUTO CRASH NOTIFICATION · Campaign 21V058000 · Feb 8, 2021
Defect: 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 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.
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.