Your vehicle report

2017 Mercedes-Benz GLS450

The problems owners report. The recalls to check. The evidence behind each.

NHTSA data through October 2026View original NHTSA data Change vehicle

Your vehicle at a glance

Complaint patterns and official recall records, kept distinct.

Owner complaints
35
Received May 2016 to Aug 2026
Official recalls listed
8
Naming this model year; check your VIN for applicability
BrakeNews flagged problems
0
Statistical signals, not official defect findings or recalls

Owner reports

Most reported problems

  1. 1
    Vehicle catches fire from wiring6 complaints · 17% of this vehicle’s complaints
  2. 2
    Headlights dim or fail at night5 complaints · 14% of this vehicle’s complaints
  3. 3
    Seat belt fails to latch or retract3 complaints · 8.6% of this vehicle’s complaints
See all reported problems

Official NHTSA records

Recalls to check

  • Recall #22V365000Mercedes-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.
  • Recall #21V072000Mercedes-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.
View recall details

BrakeNews signals

Flagged complaint patterns

Unusual complaint patterns with no matched recall yet. A flag does not mean a recall will happen.

No problems currently meet BrakeNews’s flagging criteria. This is not a safety rating.

How flags are identified

Complaint counts reflect reports submitted to NHTSA, not failure rates or a reliability ranking. Reported in these complaints: 1 crash, 6 fires, 1 person injured, 0 deaths.

Explore by system

Where do owners report problems?

Choose an area on the car or a system below to explore the reported problems.

Schematic car with five system shortcutsGeneric side view, with the front on the left. Numbered links explore engine, brakes, steering, electrical, and body complaints. Text controls below provide the same choices.12345FRONTSCHEMATIC VIEW

Illustrative only; not this vehicle’s exact design. Areas represent complaint categories, not confirmed defective parts.

View selected problems

Showing all 3 listed problems by system.

Engine & powertrain

No problems in this category meet this page’s listing criteria. This does not establish that the system is free of problems.

Brakes

No problems in this category meet this page’s listing criteria. This does not establish that the system is free of problems.

Electrical & lights

Airbags, belts & seats

Steering, suspension & tires

No problems in this category meet this page’s listing criteria. This does not establish that the system is free of problems.

Body, doors & glass

No problems in this category meet this page’s listing criteria. This does not establish that the system is free of problems.

Driver assistance

No problems in this category meet this page’s listing criteria. This does not establish that the system is free of problems.

Other

No problems in this category meet this page’s listing criteria. This does not establish that the system is free of problems.

Complaint history

When NHTSA received these reports. Changes in reporting alone do not establish a change in failure rates.

Complaints received about the 2017 Mercedes-Benz GLS450
5
Show as a table
YearComplaints
20163
20175
20183
20195
20204
20210
20223
20232
20243
20254
2026 (to Oct 2026)3
Total35

Problems owners report

Listed groups have at least 3 complaints. The page includes the 20 largest groups plus any additional flagged groups; some complaints are not assigned to a group.

ProblemComplaintsShareShare ratioStatus
Vehicle catches fire from wiring617%–
Headlights dim or fail at night514%–
Seat belt fails to latch or retract38.6%–

AI groups complaints by meaning; the groups are approximate. Share ratio compares the problem’s share of this vehicle’s complaints with its share on other vehicles over the last 24 months (shown from 3 recent complaints). A 2× ratio means twice the complaint share, not twice the failure risk. Flags mark unusual shares or recent surges after an AI review of the complaint content. “First signal” does not mean the pattern has persisted continuously.How recall estimates are calculated.

Recalls

  • NHTSA recall #22V365000May 20, 2022242,722 vehicles affected

    communication: auto crash notification; electrical system: software

    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.

    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.

  • NHTSA recall #21V072000February 12, 202167 vehicles affected

    communication; communication: auto crash notification

    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.

    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.

  • NHTSA recall #21V058000February 5, 20211,292,258 vehicles affected

    communication: auto crash notification; electrical system: software

    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.

    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.

  • NHTSA recall #19V787000November 1, 201924,226 vehicles affected

    communication

    Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2013-2017 vehicles due to a software fault that may cause the date and time for the emergency call system (eCall) to differ from the actual date and time, potentially relaying an inaccurate vehicle location. For a full list of the affected models visit: https://static.nhtsa.gov/odi/rcl/2019/RMISC-19V787-4620.pdf

    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.

  • NHTSA recall #18V272000April 27, 20189,725 vehicles affected

    suspension: front

    Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2012-2014 ML350 Bluetec 4Matic and ML550 4Matic, 2012-2015 ML63 AMG 4Matic and ML350 4Matic, 2013-2016 GL350 Bluetec 4Matic, GL550 4Matic and GL63 AMG 4Matic, 2017 GLS350d 4Matic, GLS450 4Matic, GLS550 4Matic and GLS63 AMG 4Matic, 2015 ML400 4Matic, 2016 GLE400 4Matic, GLE350 4Matic, GLE63 AMG 4Matic, GLE63S AMG 4Matic, GLE450 4Matic Coupe and GLE63S AMG 4Matic Coupe, 2015-2016 GL450 4Matic and 2013-2014 GL450 4Matic vehicles equipped with the Active Curve System (ACS). In certain driving conditions, if the oil level in the ACS reservoir is below the minimum level, the oil may foam and leak out of the vent holes in the reservoir cap.

    The leaking oil in the presence of an ignition source can increase the risk of a fire.

    Remedy

    MBUSA will notify owners, and dealers will correct the oil level as necessary and replace the reservoir sealing cap to prevent oil foam from leaking out, free of charge. The recall began August 30, 2018. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2018070015.

  • NHTSA recall #17V816000December 18, 20178,700 vehicles affected

    latches/locks/linkages: doors: latch

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017 GLE400 4Matic, GLE350 4Matic, GLE350, GLE550e 4Matic, GLE43 AMG 4Matic, GLE63 AMG 4Matic, GLS450, GLE63S 4Matic, GLS63 4Matic, S550e, S600, S63 AMG 4Matic, S65 AMG, S550, Mercedes-Maybach S600, Mercedes-Maybach S550 4Matic, GLE43 AMG 4Matic Coupe, GLE63S 4Matic Coupe, 2017-2018 GLS550 4Matic, S550 4Matic, 2018 S450, and S63 AMG 4Matic vehicles. The rear passenger door on the driver side may indicate that it is locked, when it may not be. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 206, "Door Locks and Door Retention Components."

    If the door appears to be locked, the door may be unintentionally opened, increasing the risk of injury.

    Remedy

    MBUSA will notify owners, and dealers will inspect the left rear door lock, replacing it as necessary, free of charge. The recall is expected to begin in January 2018. Owners may contact MBUSA customer service at 1-877-496-3691.

  • NHTSA recall #17V655000October 17, 20173,620 vehicles affected

    air bags: frontal: passenger side: inflator module; visibility: windshield

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 GLE300d 4Matic, GLE400 4Matic, GLE350 4Matic, GLE63 AMG, GLE63 AMG Coupe, GLE63S AMG and GLE63S AMG Coupe, and 2017 GLS450 4Matic, GLE550 4Matic, and GLE63 AMG 4Matic vehicles. These vehicles may have excess bulkhead insulation extending into the lower windshield area, possibly affecting the windshield bonding and the full protective function of the passenger's frontal air bag in the event of a crash.

    If the passenger's frontal air bag does not function as designed in the event of a crash, the front seat passenger has an increased risk of injury.

    Remedy

    MBUSA will notify owners, and dealers will remove any excess bulkhead insulation and rework the windshield bonding, as necessary, free of charge. Interim owner letters will be mailed in December 2017. Owners will receive a second notice when the remedy is available in late January 2018. MBUSA's number for this recall is 2018020002. Owners may contact MBUSA customer service at 1-877-496-3691.

  • NHTSA recall #17V077000February 8, 20175,882 vehicles affected

    latches/locks/linkages

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017 GLE 400 4Matic, GLE 350 4Matic, GLE 350, GLE 550E 4Matic, GLE 63 AMG, GLE 63S AMG, GLE 43 AMG 4Matic Coupe, GLE 63S AMG 4Matic Coupe, GLS 450 4Matic, GLS 550 4Matic, and GLS 63 AMG 4Matic vehicles. In certain types of crash events, the center console may unlatch, allowing the objects within to fly around the cabin. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 201, "Occupant Protection in Interior Impact."

    In the event of a crash, if objects are not secured within the center console, they may strike the vehicle occupants, increasing their risk of injury.

    Remedy

    MBUSA will notify owners, and dealers will modify the center console so that it remains latched in a crash, free of charge. The recall is expected to begin in early March 2017. Owners may contact MBUSA customer service at 1-800-367-6372.

Other model years

About this data

NHTSA complaints and recalls through October 2026. Complaints are counted once each, however many components they name. Original complaints are on NHTSA's page for the 2017 Mercedes-Benz GLS450.

Problem groups are formed by AI and may be approximate. BrakeNews flags unusual complaint patterns; they are not official defect findings. Investigation reports are written and checked by AI, with no human review. Owner reports do not establish that a defect exists.

Read the methodology and track record · Check current recalls by VIN