VEHICLE BUYER'S GUIDE
Mercedes-Benz GLC2016–2026
Year-by-year buyer intelligence from NHTSA safety data — reliability, value, and which years to target or avoid.
Best Years to Buy a Mercedes-Benz GLC
Buyer Score combines reliability (65%) and depreciation value (35%) — higher is better.
Mercedes-Benz GLC Years to Avoid
7 recalls · 91 complaints
Top issue: ENGINE
5 recalls · 73 complaints
1 reported injury
Top issue: ENGINE
7 recalls · 50 complaints
7 reported injuries
Top issue: ENGINE
Federal Defect Investigations
NHTSA investigations are the stage that precedes a recall. 2 past investigations into the GLC became recalls.
Source: NHTSA Office of Defects Investigation. Data current as of October 27, 2026.
Mercedes-Benz GLC — Year-by-Year Comparison
Every model year ranked by Buyer Score. Click any year for its detailed problem report.
| Year | Recalls | Complaints | Injuries | Deaths | Reliability | Value | Buyer Score | Verdict |
|---|---|---|---|---|---|---|---|---|
| 2026 | 3 | 12 | 1 | — | 57 | 32 | 48 | Good |
| 2025 | 2 | 32 | 3 | — | 56 | 47 | 53 | Caution |
| 2024 | 5 | 32 | 6 | — | 52 | 60 | 55 | Caution |
| 2023 | 5 | 61 | 2 | — | 46 | 70 | 54 | Avoid |
| 2022 | 0 | 42 | 7 | 1 | 51 | 77 | 60 | Caution |
| 2021 | 3 | 51 | 1 | — | 51 | 80 | 61 | Caution |
| 2020 | 7 | 50 | 7 | — | 45 | 79 | 57 | Avoid |
| 2019 | 6 | 55 | 3 | — | 46 | 75 | 56 | Avoid |
| 2018 | 3 | 61 | 3 | — | 47 | 69 | 55 | Avoid |
| 2017 | 5 | 73 | 1 | — | 44 | 62 | 50 | Avoid |
| 2016 | 7 | 91 | — | — | 38 | 55 | 44 | Avoid |
Buyer Score = Reliability (65%) + Value window (35%). Deaths and injuries sourced from NHTSA complaint filings. Year links open full NHTSA problem reports.
Known Mercedes-Benz GLC Problems
Most frequently reported components across all model years, from NHTSA owner complaints.
Complaint counts across all model years. Numbers indicate frequency, not severity.
Shopping by Era
How each generation of the GLC compares — best year within each era shown.
2018–Present
Modern safety tech, refreshed platforms, updated powertrains. Higher purchase price but lower reliability risk. Best pick in this era: 2021 (Buyer Score 61).
Frequently Asked Questions
What is the best year GLC to buy?+
The 2021 Mercedes-Benz GLC scores highest on our Buyer Score (61/100) — combining a reliability score of 51/100 with a value score of 80/100. It has 3 recalls and 51 NHTSA complaints on record.
Which GLC years have the most problems?+
The 2016, 2017, 2020 model years have the highest problem scores in our analysis. The 2016 GLC leads with 7 recalls and 91 owner complaints.
What is the Buyer Score?+
The Buyer Score is a composite metric that combines reliability (65% weight) and depreciation value (35% weight). Reliability reflects recall and complaint severity. Value reflects how much of the vehicle's depreciation has already been absorbed by prior owners — a 4–6 year old vehicle typically sits in the sweet spot.
What are the most common GLC problems?+
The most frequently reported Mercedes-Benz GLC issues involve: ENGINE, ELECTRICAL SYSTEM, UNKNOWN OR OTHER, FUEL/PROPULSION SYSTEM. These are aggregated across all model years from NHTSA owner complaint filings. Frequency of complaints does not necessarily indicate severity.
Deep-Dive Research
A buyer's guide shows model-level risk. A VIN report shows the individual vehicle — accidents, odometer history, open recalls, and auction records.