2017 Mercedes-Benz Glc300 Engine Problems
Owners filed 38 engine-area complaints for the 2017 Mercedes-Benz GLC300, 39% of all 98 complaints for the year. Reports include engine fires, sudden shutdowns, and a delayed recall (campaign 17V114000) for parts unavailability. Median mileage at failure was 35,500.
- Engine complaints
- 38
- 39% of 98
- Crashes reported
- 1
- Fires reported
- 2
- Injuries reported
- 0
- Median mileage
- 35,500 mi
- Related recalls
- 0
Typical engine symptoms owners report
- Some vehicles caught fire in the engine bay, both while driving and while parked, with owners reporting flames and smoke coming from the engine.
- Owners describe the engine and electrical system shutting off unexpectedly while driving, including on a highway, with the vehicle unable to restart.
- Several owners tied to NHTSA campaign 17V114000 report long waits for recall repair parts covering the electrical system, engine, and engine cooling.
- One owner reported a crankcase ventilation valve failure that triggered a check engine light and a fuel smell under the hood.
- One owner reported a persistent engine misfire involving spark plugs and cylinders that continued even after the engine was rebuilt twice.
- One owner reported sudden loss of acceleration on the freeway tied to an engine malfunction.
When 2017 Mercedes-Benz Glc300 engine complaints were filed
First complaint Apr 11, 2017, latest Apr 16, 2025.
Engine recalls for the 2017 Mercedes-Benz Glc300
No safety recalls on record for this model year.
Engine complaints by Glc300 model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How many engine complaints does the 2017 Mercedes-Benz GLC300 have?
- NHTSA lists 38 engine-area complaints for the 2017 GLC300, which is 39% of the 98 total complaints filed for that model year.
- Is there an engine-related recall for the 2017 GLC300?
- Owner complaints reference NHTSA campaign 17V114000, covering the electrical system, engine, and engine cooling, though this JSON lists no separate related_recalls entry. Several owners reported long delays getting replacement parts for that recall.
- At what mileage do engine problems typically show up on the 2017 GLC300?
- The median mileage at failure for engine-area complaints is 35,500 miles.
- Did any 2017 GLC300 engine complaints involve fires or crashes?
- NHTSA data shows 2 fire reports and 1 crash among the 38 engine-area complaints for the 2017 GLC300, with no reported injuries.
- How does the 2017 GLC300's engine complaint rate compare to other years?
- The 2017 model's engine complaints made up 39% of its total complaints, higher than 2016 (33%), 2018 (33%), 2019 (28%), 2020 (32%), 2022 (25%), 2023 (29%), and 2024 (33%), but lower than 2021 (47%).