Mercedes GLC 300 AMG LN Ultimate D 4M A
Reliability, estimated running costs, and MOT data across 2 model years from 187 MOT tests in 2024.
Avg Pass Rate
97%
Total Tests
187
Model Years
2019 to 2020
Years Covered
2
About the Mercedes GLC 300 AMG LN Ultimate D 4M A
The Mercedes GLC 300 AMG LN Ultimate D 4M A was MOT tested 187 times in 2024 (DVSA data, retests included) across 2 model years (2019 to 2020), with an average pass rate of 97%. That's comfortably above the average of 82% across all models in our data. Our records list diesel versions.
Mileage Across Years
The oldest model in our data (2019) averages 30,522 miles, while the newest (2020) averages 31,409 miles.
Compared to the Mercedes brand average of 87%, the GLC 300 AMG LN Ultimate D 4M A performs 10 points better, making it one of the more reliable options in the Mercedes range.
Estimated Running Costs
Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.
Full 2020 detailsHow reliable is the Mercedes GLC 300 AMG LN Ultimate D 4M A?
Mercedes GLC 300 AMG LN Ultimate D 4M A by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
Questions about the Mercedes GLC 300 AMG LN Ultimate D 4M A
Is the Mercedes GLC 300 AMG LN Ultimate D 4M A reliable?
Across its 2 model years in our data (2019 to 2020), the Mercedes GLC 300 AMG LN Ultimate D 4M A averages a 97% MOT pass rate, from 187 tests (DVSA MOT data for tests in 2024, retests included). That's 15 points above the average of 82% across all models in the same data.
Mercedes GLC 300 AMG LN Ultimate D 4M A Guides & Articles
Petrol vs Diesel in 2026: Which Actually Costs Less to Own?
8 min read
Buying GuideCars That Lose Value Fastest: Models to Avoid for Depreciation
8 min read
Running CostsCheapest Cars to Run in 2026: Running Costs From DVSA MOT Data
9 min read
Buying GuideFord Fiesta Common Problems (2026): What to Check Before Buying
13 min read
ReliabilityFord Puma Common Problems: 7 Issues That Could Cost £1,500+ (2026)
13 min read
Checking a specific Mercedes GLC 300 AMG LN Ultimate D 4M A?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.