2020 Mercedes-Benz GLC 300

● Typical for this model
2020 Mercedes-Benz GLC 300
RENDERED 2026-08-02T09:49:11.287Z

This year's complaint volume is within 30% of this model's typical year.

This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.

How is this computed?

COMPLAINTS PER YEAR

Complaints per year, Mercedes-Benz GLC 300 Bar chart of distinct NHTSA complaints filed per model year, 2020 highlighted. 2018: 86 complaints 2018 2019: 46 complaints 2020: 67 complaints 2020 2021: 61 complaints 2022: 54 complaints 2022 2023: 55 complaints 2024: 21 complaints 2024 2025: 13 complaints 2026: 0 complaints 2026
2020: 67 complaints
View as data table
YearComplaints
201886
201946
202067
202161
202254
202355
202421
202513
20260

KNOWN PROBLEM AREAS

ENGINE 30%

30% of complaints: engine — 20 distinct reports on file.

STEERING 7%

7% of complaints: steering — 5 distinct reports on file.

CRASH
Show complaint excerpts

the power steering wheel adjustment stopped working, leaving the steering wheel stuck in a very unconfutable position for driving. The car just ended its 4 yr warranty

NHTSA ODI report, 20240417

THE VEHICLE WONDERS WITHIN THE LANE WHEN MERCEDES DISTRONIC DRIVER ASSISTANCE IS ACTIVATED, PARTICULARLY ON GENTLE CURVES AT HIGHWAY SPEEDS. IT WILL HIT LANE BUMPS UNLESS THE DRIVER ACTIVELY STEERS AWAY FROM THE LANE MARKINGS.

NHTSA ODI report, 20200226

POWER TRAIN 6%

6% of complaints: power train — 4 distinct reports on file.

FUEL/PROPULSION SYSTEM 6%

6% of complaints: fuel/propulsion system — 4 distinct reports on file.

EXTERIOR LIGHTING 6%

6% of complaints: exterior lighting — 4 distinct reports on file.

SAFETY TIMELINE

R 20190913 — forward collision avoidance

Mercedes-Benz USA, LLC.

Remedy: MBUSA will notify owners, and dealers will update the radar sensor control unit software, free of charge. The recall began September 13, 2019. Owners may contact MBUSA customer service at 1-800-367-6372.

Campaign 19V540000 — check if this car was fixed

R 20191029 — air bags

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2019-2020 A 220 and A 220 4MATIC, 2020 CLA 250, CLA 250 4 MATIC, GLC 300 Coupe 4MATIC, GLC 300 and GLC 300 4MATIC vehicles.

Remedy: MBUSA will notify owners, and dealers will inspect the driver airbag module and replace it, as necessary, free of charge. The recall began October 29, 2019. Owners may contact MBUSA customer service at 1-800-367-6372.

Campaign 19V685000 — check if this car was fixed

R 20200414 — communication

Mercedes-Benz USA, LLC.

Remedy: MBUSA will notify owners, and dealers will replace the communication module, free of charge. The recall began April 14, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020030016.

Campaign 20V068000 — check if this car was fixed

R 20200817 — engine and engine cooling

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 C300, E350, and GLC300 vehicles equipped with turbocharged 4-cylinder gasoline engines.

Remedy: MBUSA will notify owners, and dealers will inspect the turbocharger oil lines and tighten them as necessary, free of charge. The recall began August 17, 2020. Owners may contact MBUSA customer service at 1-800-367-6372.

Campaign 20V364000 — check if this car was fixed

R 20200817 — seats

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 E450, AMG E63S, GLC300, AMG GLC43, AMG GLC63, AMG GT53, and AMG GT63 vehicles equipped with rear seatbacks that can be electrically unlatched.

Remedy: MBUSA will notify owners, and dealers will replace the left-rear seatback latch, free of charge. The recall began August 17, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020070004.

Campaign 20V328000 — check if this car was fixed

R 20201211 — steering

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 GLC300, GLC350e, GLC43 AMG, and GLC63 AMG vehicles.

Remedy: MBUSA will notify owners, and dealers will inspect the wiring harness, and replace it if necessary, free of charge. The recall began December 11, 2020. Owners may contact MBUSA customer service at 1-800-367-6372.

Campaign 20V651000 — check if this car was fixed

R 20210312 — communication, electrical system

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.

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.

Campaign 21V058000 — check if this car was fixed

R 20210331 — communication

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,...

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.

Campaign 21V072000 — check if this car was fixed

R 20210628 — back over prevention, electrical system

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.

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.

Campaign 21V354000 — check if this car was fixed

R 20210903 — air bags

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.

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.

Campaign 21V527000 — check if this car was fixed

R 20210903 — structure

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2020 C300 Coupe, C43 Coupe AMG, C43 AMG, 2015-2020 C300, GLA250, 2016-2018 C350e, CLA45 Coupe AMG, 2015 C400, S65 AMG, 2015-2019 C63 AMG, 2016 C450, 2015-2016 GLA45 AMG, S600, 2016-2020...

Remedy: Mercedes-Benz dealer will remove the bonded panel and will install a new front panel by following the detailed repair instructions and using the approved primer, cleaner and adhesive, free of charge.

Campaign 21V197000 — check if this car was fixed

R 20220422 — fuel system, gasoline

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019 AMG G63, C300, E300, G550, AMG GT63, AMG GT53, 2019-2020 A220, GLA250, GLC300, 2016 C300, 2020 AMG A35, AMG C43, AMG C63, CLA250, E350, E450, GLB250, GLE450, GLS450, GLS580, S560, and SL550...

Remedy: Dealers will replace the fuel rail and fuel injectors, free of charge. Owner notification letters were mailed April 22, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for the recall is 2022030003.

Campaign 21V961000 — check if this car was fixed

R 20220708 — communication, electrical system

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.

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.

Campaign 22V365000 — check if this car was fixed

R 20220715 — back over prevention

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.

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.

Campaign 22V232000 — check if this car was fixed

R 20240223 — exterior lighting

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.

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.

Campaign 24V070000 — check if this car was fixed

R 20240322 — structure

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2014-2020 C-Class, CLA, GLA, S-Class, GLC, and GLE vehicles. Please refer to MBUSA's recall report for specific vehicle details.

Remedy: Dealers will replace the front panel, free of charge. Owner notification letters were mailed on August 2, 2024. Owner notification letters will be mailed in phases, on, March 22,2024, and August 2, 2024.

Campaign 23V854000 — check if this car was fixed

BUY-SMART CHECKLIST

2020 Mercedes-Benz GLC 300 — pre-purchase inspection

  • Test/inspect for engine issues (20 reports on file for this year).
  • Test/inspect for steering issues (5 reports on file for this year).
  • Test/inspect for power train issues (4 reports on file for this year).
  • Verify recall 19V540000 (forward collision avoidance) has been completed.
  • Verify recall 19V685000 (air bags) has been completed.
  • Verify recall 20V068000 (communication) has been completed.
  • Verify recall 20V364000 (engine and engine cooling) has been completed.
  • Verify recall 20V328000 (seats) has been completed.
  • Verify recall 20V651000 (steering) has been completed.
  • Verify recall 21V058000 (communication, electrical system) has been completed.
  • Verify recall 21V072000 (communication) has been completed.
  • Verify recall 21V354000 (back over prevention, electrical system) has been completed.
  • Verify recall 21V527000 (air bags) has been completed.
  • Verify recall 21V197000 (structure) has been completed.
  • Verify recall 21V961000 (fuel system, gasoline) has been completed.
  • Verify recall 22V365000 (communication, electrical system) has been completed.
  • Verify recall 22V232000 (back over prevention) has been completed.
  • Verify recall 24V070000 (exterior lighting) has been completed.
  • Verify recall 23V854000 (structure) has been completed.

OTHER YEARS OF THIS MODEL

BEST YEARS

● 2019 ● 2022 ● 2023

WORST YEARS

◆ 2018 ● 2021 ● 2023

See all years ranked →

FAQ

Is the 2020 Mercedes-Benz GLC 300 reliable?

Based on NHTSA complaint volume compared to this model's typical year, the 2020 Mercedes-Benz GLC 300 is rated "typical".

What are the most common problems with the 2020 Mercedes-Benz GLC 300?

The most-reported component is engine, accounting for 30% of complaints on file.

How many recalls does the 2020 Mercedes-Benz GLC 300 have?

16 recalls on file for this model year.

Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.