Is the 2017 Mercedes-Benz GLC300 reliable?

There isn't enough NHTSA complaint data on file yet to give this model year a verdict.

What are the most common problems with the 2017 Mercedes-Benz GLC300?

The most-reported component is engine, accounting for 37% of complaints on file.

How many recalls does the 2017 Mercedes-Benz GLC300 have?

12 recalls on file for this model year.

2017 Mercedes-Benz GLC300

○ Not enough data

2017 Mercedes-Benz GLC300
RENDERED 2026-11-01T14:01:11.949Z

Not enough comparison years on file yet for a fair verdict.

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: 100
Recalls: 12
Investigations: 2
Top problem: Engine

Complaints per year

2017: 100 complaints

View as data table

Year	Complaints
2016	133
2017	100
2018	0
2019	0
2020	0

Known problem areas

Percentages can add to more than 100% — a complaint can name more than one system.

Engine

37% · 37 reports

CRASHFIRE

Show complaint excerpts

Tl* the contact owns a 2017 Mercedes-Benz GLC300. While parked in the driveway, the vehicle caught fire. The failure was due to a manufacturer defect. There were no injuries. The fire department was contacted. A police report was filed.

NHTSA ODI report, 2018-03-08

The engine suddenly went up in flames while driving,my wife switched off the ignition and go out of the car. There was a big hole and mercedes authorized dealer siad this is a catastrophic event.

NHTSA ODI report, 2017-04-28

Also filed under Electrical system

Engine light - crankcase vent valve issue

NHTSA ODI report, 2023-10-10

Electrical system

15% · 15 reports

FIRE

Fuel/propulsion system

14% · 14 reports

Show complaint excerpts

Independent service company said the car has a raw fuel smell under the vehicle. Signs of fuel leak at the connection between the high pressure fuel rail / high pressure fuel pump line. Mentioned a recall campaign of 2022030003.

NHTSA ODI report, 2026-10-21

Air bags

10% · 10 reports

Most commonly citing driver clockspring/spiral cassette.

CRASHINJURY

Seat belts

8% · 8 reports

Most commonly citing buckle assembly.

Show complaint excerpts

The seat belt latch in the second seating row, the outboard seatbelt latch plate retracted into the area between the c-pillar paneling and the rear side paneling. The rear occupant was not be able to fasten the seat belt latch.

NHTSA ODI report, 2023-11-28

Safety timeline

12 recalls · 2 investigations · oldest first

To check one car, enter its VIN on the NHTSA recall page. Check a VIN →

R

2017-08-31Electrical system, engine and engine cooling17V114000 Mercedes-Benz USA, LLC.

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.

Check if this car was fixed →
R

2017-10-13Seat belts17V251000 Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017 C300, C300 4Matic, C300 Coupe, C300 Coupe 4Matic, C43 AMG, C43 AMG Coupe, C43 AMG Cabrio, C63 AMG, C63 AMG Coupe, C63S AMG, C63S AMG Coupe, C63S Cabrio, GLC300, GLC300 4Matic, GLC43 AMG, S550,...

Remedy: MBUSA will notify owners, and dealers will replace the front seat belts, free of charge. The recall began October 13, 2017. Owners may contact MBUSA customer service at 1-800-367-6372.

Check if this car was fixed →
R

2017-11-10Steering17V574000 Mercedes-Benz USA, LLC. (MBUSA) is recalling one 2017 C43 AMG, one E300 4Matic sedan, one GLC300, and one E43 AMG 4Matic sedan. These vehicles have electrical power steering control units with improperly welded contact pins.

Remedy: MBUSA will notify owners, and dealers will replace the electric power steering rack, free of charge. The recall is expected to begin November 10, 2017. Owners may contact MBUSA customer service at 1-877-496-3691.

Check if this car was fixed →
R

2017-12-06Air bags17V627000 Mercedes-Benz USA, LLC.

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.

Check if this car was fixed →
R

2017-12-08Visibility17V715000 Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2018 GLC300, GLC300 4Matic, and GLC43 AMG vehicles.

Remedy: MBUSA will notify owners, and dealers will inspect the bonding on the sun roof panels, correcting it as necessary, free of charge. The recall is expected to begin December 2017. Owners may contact MBUSA customer service at 1-800-367-6372.

Check if this car was fixed →
R

2018-01-12Exterior lighting17V819000 Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016-2017 GLC300, GLC300 4MATIC and GLC43 4MATIC vehicles. These vehicles may have misadjusted headlights, possibly resulting in the low beam headlights insufficiently illuminating the roadway.

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.

Check if this car was fixed →
R

2018-04-25Seat belts, structure18V177000 Mercedes Benz USA LLC (MBUSA) is recalling certain 2017-2018 GLC43 AMG, 2016-2018 GLC300 4Matic, 2016-2018 GLC300, 2018 GLC63 AMG 4Matic, and 2018 GLC350e 4Matic vehicles.

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.

Check if this car was fixed →
R

2018-11-02Seat belts, structure18V683000 Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2016-2018 Mercedes-Benz GLC300 and GLC300 4Matic, 2018 GLC350e and GLC63 AMG 4Matic and 2017-2018 GLC43 AMG 4Matic vehicles.

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.

Check if this car was fixed →
I
2021-01-08Preliminary evaluationClosed 2021-10-14 Front Roof Panel Detachment
R

2021-03-12Communication, electrical system21V058000 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.

Check if this car was fixed →
R

2021-03-31Communication21V072000 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.

Check if this car was fixed →
R

2021-09-03Structure21V197000 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.

Check if this car was fixed →
I
2021-09-17Engineering analysisOpen Desiccated Air Bag Inflator Rupture
R

2024-03-22Structure23V854000 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.

Check if this car was fixed →

Buy-smart checklist

2017 Mercedes-Benz GLC300 — pre-purchase inspection

Inspect

Engine: 37 reports on file for this year.
Electrical system: 15 reports on file for this year.
Fuel/propulsion system: 14 reports on file for this year.

Verify these recalls were completed

Recall 17V114000 · Electrical system, engine and engine cooling
Recall 17V251000 · Seat belts
Recall 17V574000 · Steering
Recall 17V627000 · Air bags
Recall 17V715000 · Visibility
Recall 17V819000 · Exterior lighting
Recall 18V177000 · Seat belts, structure
Recall 18V683000 · Seat belts, structure
Recall 21V058000 · Communication, electrical system
Recall 21V072000 · Communication
Recall 21V197000 · Structure
Recall 23V854000 · Structure

FAQ

Is the 2017 Mercedes-Benz GLC300 reliable?: There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2017 Mercedes-Benz GLC300?: The most-reported component is engine, accounting for 37% of complaints on file.
How many recalls does the 2017 Mercedes-Benz GLC300 have?: 12 recalls on file for this model year.

Data updated 2026-11-01 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.