MERCEDES GLS 400 AMG LN PREM + D 4MAT A (2019)
Running costs, common problems, and reliability data based on 69 real MOT tests in 2024.
MOT Pass Rate
99%
Total Tests (2024)
69
Avg Mileage
46,574 mi
Est. Annual Cost
£1,690
Is the 2019 MERCEDES GLS 400 AMG LN PREM + D 4MAT A reliable?
Excellent reliability. Very few MOT failures. That's 17 points above the national average of 82%. It also outperforms the MERCEDES brand average of 87%.
At 5 years old, 99% of MERCEDES GLS 400 AMG LN PREM + D 4MAT As from 2019 passed their MOT first time in 2024. That's based on 69 tests across the UK. The average mileage at this age is 46,574 miles.
How does the 2019 MERCEDES GLS 400 AMG LN PREM + D 4MAT A compare?
Mileage Analysis
The average 2019 MERCEDES GLS 400 AMG LN PREM + D 4MAT A has 46,574 miles on the clock, which is above the expected 37,000 miles for a 5-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
How much does a 2019 MERCEDES GLS 400 AMG LN PREM + D 4MAT A cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
MERCEDES GLS 400 AMG LN PREM + D 4MAT A by Year
Checking a specific MERCEDES GLS 400 AMG LN PREM + D 4MAT A?
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About the 2019 MERCEDES GLS 400 AMG LN PREM + D 4MAT A
The 2019 MERCEDES GLS 400 AMG LN PREM + D 4MAT A is a large car with a 2925cc diesel engine. 69 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 5% of all 2019 cars for reliability.
With an average of 46,574 miles at 5 years old, MERCEDES GLS 400 AMG LN PREM + D 4MAT A owners cover more miles than the average driver.
2019 MERCEDES GLS 400 AMG LN PREM + D 4MAT A Fuel Costs
The 2925cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 2019 MERCEDES GLS 400 AMG LN PREM + D 4MAT A?
Total estimated annual running cost is £1,690 (£141/month), broken down as £1245 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 99% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
MERCEDES GLS 400 AMG LN PREM + D 4MAT A Reliability Trend
Older MERCEDES GLS 400 AMG LN PREM + D 4MAT As tend to have better MOT pass rates than newer ones, with an average decline of 8 percentage points across model years.
Buying a Used 2019 MERCEDES GLS 400 AMG LN PREM + D 4MAT A
At 5 years old, the MERCEDES GLS 400 AMG LN PREM + D 4MAT A offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. Note: with only 69 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2019 MERCEDES GLS 400 AMG LN PREM + D 4MAT A
The MERCEDES GLS 400 AMG LN PREM + D 4MAT A is actually the most reliable option among similar diesel large cars from this era. Here are comparable diesel cars with similar engines:
- MERCEDES E (2019) 90% pass rate (-9%) from 41,000 tests
- MERCEDES GLC (2018) 91% pass rate (-8%) from 40,494 tests
- AUDI A5 (2017) 89% pass rate (-10%) from 33,531 tests
- FORD RANGER (2019) 87% pass rate (-12%) from 32,194 tests