2016 MERCEDES BENZ GLC300 — Owner-Reported Problems

NHTSA Office of Defects Investigation Snapshot 2026-08-22 130 complaints · 12 recalls
Most-reported system: ENGINE (33 complaints · 25.4%)
Safety signals:
  • Crashes 9
  • Fires 2
  • Injuries 5
  • Deaths 0
Compare all model years →
NHTSA Consumer Complaints Snapshot 2026-08-21 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Component Problem Distribution

Share of owner complaints filed for each vehicle system (unaffected by sales volume)

Component Problem Distribution ENGINE appears in 33 of 130 owner complaints (25.4%) in this vehicle snapshot. ENGINE: 33 complaints, 25.4% of reports ENGINE 33 · 25.4% · 1 crash reports 2 fire reports SERVICE BRAKES: 24 complaints, 18.5% of reports SERVICE BRAKES 24 · 18.5% · 1 crash reports FUEL SYSTEM: 17 complaints, 13.1% of reports FUEL SYSTEM 17 · 13.1% AIR BAGS: 7 complaints, 5.4% of reports AIR BAGS 7 · 5.4% · 2 crash reports STEERING: 6 complaints, 4.6% of reports STEERING 6 · 4.6% · 1 crash reports POWER TRAIN: 5 complaints, 3.9% of reports POWER TRAIN 5 · 3.9% · 1 crash reports VISIBILITY: 5 complaints, 3.9% of reports VISIBILITY 5 · 3.9% SEAT BELTS: 4 complaints, 3.1% of reports SEAT BELTS 4 · 3.1% ELECTRICAL SYSTEM: 3 complaints, 2.3% of reports ELECTRICAL SYSTEM 3 · 2.3% UNKNOWN OR OTHER: 29 complaints, 22.3% of reports UNKNOWN OR OTHER 29 · 22.3% · 2 crash reports 0% 25% 50% 75% 100%

UNKNOWN OR OTHER is an NHTSA classification artifact and is always listed last.

View component data as a table
System / Component Complaints Share of Reports Safety Reports (Crashes / Fires)
ENGINE 33 25.4% 1 crashes · 2 fires
SERVICE BRAKES 24 18.5% 1 crashes · 0 fires
FUEL SYSTEM 17 13.1% 0 crashes · 0 fires
AIR BAGS 7 5.4% 2 crashes · 0 fires
STEERING 6 4.6% 1 crashes · 0 fires
POWER TRAIN 5 3.9% 1 crashes · 0 fires
VISIBILITY 5 3.9% 0 crashes · 0 fires
SEAT BELTS 4 3.1% 0 crashes · 0 fires
ELECTRICAL SYSTEM 3 2.3% 0 crashes · 0 fires
UNKNOWN OR OTHER 29 22.3% 2 crashes · 0 fires
NHTSA Consumer Complaints, NHTSA Safety Recalls, and NHTSA Defect Investigations Snapshot 2026-08-22 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Problem & Recall Timeline

Observed complaint volume and manufacturer recall actions over time

Problem & Recall Timeline Owner reports in this snapshot begin in Apr 2016; the first recall shown was reported in Mar 2016. 2016-Q2: 5 owner reports 5 2016-Q3: 2 owner reports 2 2016-Q4: 9 owner reports 9 2017-Q1: 8 owner reports 8 2017-Q2: 8 owner reports 8 2017-Q3: 6 owner reports 6 2017-Q4: 5 owner reports 5 2018-Q1: 8 owner reports 8 2018-Q2: 3 owner reports 3 2018-Q3: 1 owner reports 1 2018-Q4: 2 owner reports 2 2019-Q1: 1 owner reports 1 2019-Q2: 3 owner reports 3 2019-Q3: 3 owner reports 3 2019-Q4: 3 owner reports 3 2020-Q1: 4 owner reports 4 2020-Q2: 2 owner reports 2 2020-Q3: 1 owner reports 1 2021-Q1: 2 owner reports 2 2021-Q2: 3 owner reports 3 2021-Q3: 1 owner reports 1 2022-Q1: 4 owner reports 4 2022-Q2: 7 owner reports 7 2022-Q3: 4 owner reports 4 2022-Q4: 7 owner reports 7 2023-Q1: 6 owner reports 6 2023-Q2: 1 owner reports 1 2023-Q3: 2 owner reports 2 2023-Q4: 5 owner reports 5 2024-Q2: 3 owner reports 3 2024-Q3: 4 owner reports 4 2024-Q4: 1 owner reports 1 2025-Q1: 1 owner reports 1 2025-Q3: 1 owner reports 1 2025-Q4: 2 owner reports 2 2026-Q2: 2 owner reports 2 Owner reports Mar 2016 Apr 2026 Recall campaign 16V146000 ◆ Recall campaign 16V146000 Recall campaign 16V603000 ◆ Recall campaign 16V603000 Recall campaign 17V114000 ◆ Recall campaign 17V114000 Recall campaign 17V177000 ◆ Recall campaign 17V177000 Recall campaign 17V627000 ◆ Recall campaign 17V627000 Recall campaign 17V819000 ◆ Recall campaign 17V819000 Recall campaign 18V177000 ◆ Recall campaign 18V177000 Recall campaign 18V683000 ◆ Recall campaign 18V683000 Recall campaign 19V787000 ◆ Recall campaign 19V787000 Recall campaign 21V058000 ◆ Recall campaign 21V058000 Recall campaign 21V197000 ◆ Recall campaign 21V197000 Recall campaign 23V854000 ◆ Recall campaign 23V854000 Investigation PE21001 ● Investigation PE21001 Investigation EA21002 ● Investigation EA21002
  • Campaign 18V177000 was reported 446 days after the first earlier complaint mapped to its component.
  • Campaign 18V683000 was reported 646 days after the first earlier complaint mapped to its component.
  • Campaign 21V058000 was reported 1,697 days after the first earlier complaint mapped to its component.
View timeline records as a table
Date Record type Count Record identifier
2016-Q2 Owner reports 5
2016-Q3 Owner reports 2
2016-Q4 Owner reports 9
2017-Q1 Owner reports 8
2017-Q2 Owner reports 8
2017-Q3 Owner reports 6
2017-Q4 Owner reports 5
2018-Q1 Owner reports 8
2018-Q2 Owner reports 3
2018-Q3 Owner reports 1
2018-Q4 Owner reports 2
2019-Q1 Owner reports 1
2019-Q2 Owner reports 3
2019-Q3 Owner reports 3
2019-Q4 Owner reports 3
2020-Q1 Owner reports 4
2020-Q2 Owner reports 2
2020-Q3 Owner reports 1
2021-Q1 Owner reports 2
2021-Q2 Owner reports 3
2021-Q3 Owner reports 1
2022-Q1 Owner reports 4
2022-Q2 Owner reports 7
2022-Q3 Owner reports 4
2022-Q4 Owner reports 7
2023-Q1 Owner reports 6
2023-Q2 Owner reports 1
2023-Q3 Owner reports 2
2023-Q4 Owner reports 5
2024-Q2 Owner reports 3
2024-Q3 Owner reports 4
2024-Q4 Owner reports 1
2025-Q1 Owner reports 1
2025-Q3 Owner reports 1
2025-Q4 Owner reports 2
2026-Q2 Owner reports 2
Recall campaign 1 16V146000
Recall campaign 1 16V603000
Recall campaign 1 17V114000
Recall campaign 1 17V177000
Recall campaign 1 17V627000
Recall campaign 1 17V819000
Recall campaign 1 18V177000
Recall campaign 1 18V683000
Recall campaign 1 19V787000
Recall campaign 1 21V058000
Recall campaign 1 21V197000
Recall campaign 1 23V854000
Defect investigation 1 PE21001
Defect investigation 1 EA21002
NHTSA Safety Recalls Snapshot 2026-08-22 Open source record Read our complete data methodology →

Safety Recalls (12)

Official safety recall campaigns filed with NHTSA

  1. Manufacturer action

    Recall campaign 16V146000

    Report date
    Component:
    ELECTRICAL SYSTEM
    Consequence:
    An unexpected air bag deployment or engine stall increases the risk of a crash.
    Remedy:
    MBUSA will notify owners, and dealers will inspect the wiring harnesses, properly rerouting them as necessary. Any damaged harnesses will be replaced. These repairs will be performed free of charge. The recall began on April 22, 2016. Owners may contact MBUSA customer service at 1-800-367-6372.
    View authoritative NHTSA record →

  2. Manufacturer action

    Recall campaign 16V603000

    Report date
    Component:
    Not available in the source record
    Consequence:
    A damaged ESP control unit may inadvertently activate the stability control altering the vehicle's path. Additionally, the electronic parking brake may not function. Either condition may increase the risk of a crash.
    Remedy:
    MBUSA will notify owners, and dealers will replace the ESP Hydraulic control units, free of charge. The recall is expected to begin in October 2016. Owners may contact MBUSA customer service at 1-800-367-6372.
    View authoritative NHTSA record →

  3. Manufacturer action

    Recall campaign 17V114000

    Report date
    Component:
    ELECTRICAL SYSTEM
    Consequence:
    If the starting current limiter overheats, the surrounding components can melt, increasing the risk of a fire.
    Remedy:
    MBUSA will notify owners, and dealers will install an additional fuse in the electrical line to the starter, free of charge. The recall began August 31, 2017. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2017080002.
    View authoritative NHTSA record →

  4. Manufacturer action

    Recall campaign 17V177000

    Report date
    Component:
    AIR BAGS
    Consequence:
    If the air bags do not deploy as intended in the event of a crash, there would be an increased risk of injury in the event of a crash.
    Remedy:
    MBUSA will notify owners, and dealers will update software in the affected control units, free of charge. The recall began April 21, 2017. Owners may contact MBUSA customer service at 1-800-367-6372.
    View authoritative NHTSA record →

  5. Manufacturer action

    Recall campaign 17V627000

    Report date
    Component:
    AIR BAGS
    Consequence:
    If the driver air bag inadvertently deploys, it can increase the risk of injury and a crash.
    Remedy:
    MBUSA will notify owners, and dealers will add sufficient grounding to the steering components, free of charge. The recall began in December 6, 2017. Owners may contact MBUSA customer service at 1-877-496-3691.
    View authoritative NHTSA record →

  6. Manufacturer action

    Recall campaign 17V819000

    Report date
    Component:
    EXTERIOR LIGHTING
    Consequence:
    An insufficiently illuminated roadway may increase the risk of a crash.
    Remedy:
    MBUSA will notify owners, and dealers will inspect the headlamp adjustment, adjusting it as necessary, free of charge. The recall began on January 12, 2018. Owners may contact MBUSA customer service at 1-877-496-3691.
    View authoritative NHTSA record →

  7. Manufacturer action

    Recall campaign 18V177000

    Report date
    Component:
    SEAT BELTS
    Consequence:
    If the rear seat passengers cannot fasten their seat belts, they have an increased risk of injury in the event of a crash.
    Remedy:
    MBUSA will notify owners, and dealers will install a buffer to the c-pillar paneling, free of charge. The recall is expected to begin May 14, 2018. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2018030012.
    View authoritative NHTSA record →

  8. Manufacturer action

    Recall campaign 18V683000

    Report date
    Component:
    SEAT BELTS
    Consequence:
    If the rear seat passengers cannot fasten their seat belts, they have an increased risk of injury in the event of a crash.
    Remedy:
    MBUSA will notify owners, and dealers will install felt strips between the C-pillar and rear side paneling, free of charge. The recall began November 2, 2018. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2018100002.
    View authoritative NHTSA record →

  9. Manufacturer action

    Recall campaign 19V787000

    Report date
    Component:
    Not available in the source record
    Consequence:
    An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.
    Remedy:
    MBUSA has initiated an Over the Air (OTA) remote update. MBUSA will also notify owners, and dealers will check software for a successful OTA or update the communication module software as needed, free of charge. The recall began December 23, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019120008.
    View authoritative NHTSA record →

  10. Manufacturer action

    Recall campaign 21V058000

    Report date
    Component:
    COMMUNICATION
    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.
    View authoritative NHTSA record →

  11. Manufacturer action

    Recall campaign 21V197000

    Report date
    Component:
    STRUCTURE
    Consequence:
    The adhesive bonding of the front panel might deteriorate, possibly causing the front panel to detach from the vehicle and become a road hazard, increasing the risk of a crash.
    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. Owner notification letters were mailed on September 3, 2021 and October 26, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.
    View authoritative NHTSA record →

  12. Manufacturer action

    Recall campaign 23V854000

    Report date
    Component:
    STRUCTURE
    Consequence:
    A detached roof panel can become a road hazard, increasing the risk of a crash.
    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. Owners may contact MBUSA customer service at 1-800-367-6372. This recall is an expansion of NHTSA recall number 21V-197.
    View authoritative NHTSA record →
NHTSA Consumer Complaints Snapshot 2026-08-21 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Complaint Narrative Explorer

Verbatim owner-reported defect narratives from NHTSA public records

Data: NHTSA Office of Defects Investigation · snapshot 2026-08-21
Safety incident filters
Showing 0 of 130 complaints · page 1 of 6

No complaints match the current filters.
EPA Fuel Economy Database Snapshot 2026-08-21 Open source record Read our complete data methodology →

Estimated Ownership Cost

EPA fuel economy ratings and annual operating cost estimates

Data: US EPA Fuel Economy Guide · snapshot 2026-08-21
Supported range: 1,000–60,000 miles per year
Supported range: $1.50–$10.00 per gallon
55% city45% highway
Estimate unavailable

EPA fuel-economy data is unavailable for this vehicle.

No estimate is shown when required EPA values are unavailable.

 Open Ownership Cost Calculator →

Adjacent Model Years

Immediate preceding and succeeding model year records

NHTSA Consumer Complaints Snapshot 2026-08-21 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Methodology & Data Integrity

Data sourced from NHTSA Office of Defects Investigation. Snapshot date: 2026-08-21.

Read our complete data methodology → Sources