Mercedes-Benz GLC 300 by model year

938 owner complaints are on file with NHTSA for the Mercedes-Benz GLC 300 across 12 model years. Choose a year for problems, recalls, fuel economy and crash ratings in one place.

See the best and worst years for the Mercedes-Benz GLC 300

Complaints by model year

Older model years have had longer to collect complaints, so a taller bar on an older year is not necessarily a worse year. The best and worst years page corrects for this.

View the numbers

Model year	Complaints
2016	171
2017	137
2018	124
2019	65
2020	90
2021	93
2022	91
2023	99
2024	33
2025	33
2026	2

All model years

Model year	Complaints	Most reported	Recalls	MPG
2027				27
2026	2		3	27
2025	33	Electrical system (39%)	3	27
2024	33	Engine (21%)	8	29
2023	99	Electrical system (30%)	12	28
2022	91	Fuel system (23%)	2	24
2021	93	Engine (32%)	9	25
2020	90	Engine (23%)	16	24
2019	65	Electrical system (22%)	12	24
2018	124	Engine (23%)	12	24
2017	137	Engine (28%)	12	24
2016	171	Engine (25%)	12	24