Vehicle summary
ULEZ status is estimated based on fuel type and registration year. It may not reflect the actual emission standard of this vehicle. Check with TfL for a definitive answer.
At a glance
This 2021 Bmw 3 Series Petrol 1998cc has had 3 MOT tests on record, passing every one. It has 30,753 miles on the clock, averaging 5,943 miles per year, below the UK average of 7,400. The 320i engine is known for 1. coolant system failures (multiple components) and 2. valve cover gasket leaks.
MOT & Mileage History for BL21 AWM
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Below average| Latest reading | 30,753 miles |
| Reading date | |
| Miles last year | 5,766 |
| Average per year | 5,943 |
| Mileage consistency | Consistent |
Check BL21 AWM
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 3 tests on record
Similar cars to consider
Buyers comparing the Bmw 3 Series often also look at these models. Check their MOT history and reliability before deciding:
Reported issues for this Bmw 3 Series
These are the most commonly reported problems on Bmw 3 Series models (2019–2024), based on owner reports and workshop data across the UK.
1. Coolant System Failures (Multiple Components)
The B48 uses a **mechanical water pump with a plastic impeller prone to cracking**, leading to reduced coolant circulation. The **thermostat housing is also plastic and prone to cracking from heat stress**. Hoses become brittle, radiators leak, and the turbo coolant return line develops leaks. These failures cascade—if the engine can't cool itself, oil and turbo temperatures rise, accelerating other failures.[1][2]
2. Valve Cover Gasket Leaks
The valve cover gasket deteriorates and begins to weep oil, typically as a result of heat cycling and age rather than a design flaw.[1][2]
Common faults, what to check, and what to pay
Explore more about the Bmw 3 Series
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | BL21 AWM |
| Make | Bmw |
| Model | 3 Series |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 1998cc |
| Year | 2021 |
| First registered | |
| Area code | BL — Birmingham, Birmingham |
| Age identifier | 21 — March 2021 to August 2021 |
More BL21 A plates
Browse all BL21 A registrations from Birmingham.
About BL21 AWM
What car is BL21 AWM?
BL21 AWM is a grey Bmw 3 Series, petrol (1998cc). First registered in Birmingham in 2021.
What is the mileage of BL21 AWM?
The last recorded mileage for BL21 AWM was 30,753 miles, recorded on 23 Feb 2026 during its most recent MOT test.
Has BL21 AWM passed its MOT?
BL21 AWM has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 23 Feb 2026.
Is BL21 AWM ULEZ compliant?
Based on its fuel type and registration year, BL21 AWM is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is BL21 AWM?
BL21 AWM is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.