
Mercedes-Benz GL
White · Diesel · 2013 · 2,987 cc
T121 THAMOT history
T121 THA is a white diesel Mercedes-Benz GL first used on 28 Sept 2013. Its MOT is valid until 16 Apr 2027 and it has passed 10 of 13 MOT tests, with 107,479 miles recorded at the latest.
From DVSA MOT records, updated 8 Apr 2026.
- MOT
- Valid
- Until 16 Apr 2027
- Mileage
- 107,479 mi
- At MOT on 8 Apr 2026
- MOT tests
- 13
- 10 passed · 3 failed
- Per year
- 7,697 mi
- Average between MOTs
Vehicle details
- Registration
- T121 THA
- Registration format
- Prefix (1983 to 2001)
- Make
- Mercedes-Benz
- Model
- GL
- Colour
- White
- Fuel type
- Diesel
- Engine size
- 2,987 cc
- Year of manufacture
- 2013
- First used
- 28 Sept 2013
- MOT status
- MOT valid until 16 Apr 2027
- Latest MOT test
- 8 Apr 2026 (Pass)
Mileage history
T121 THA was last recorded at 107,479 miles on 8 Apr 2026, 14,116 miles more than at the previous MOT on 17 Apr 2025.
- Previous MOT
- 93,363 miles · 17 Apr 2025
- Between the last two tests
- 14,116 miles
- Average per year
- 7,697 miles
Recorded mileage by year
- 2026 – 107,479 miles
- 2025 – 93,363 miles
- 2024 – 82,872 miles
- 2023 – 75,612 miles
- 2022 – 65,248 miles
- 2021 – 60,196 miles
- 2019 – 56,383 miles
- 2018 – 50,402 miles
- 2017 – 41,432 miles
- 2016 – 33,972 miles
What the latest MOT found
No defects or advisories were recorded.
Recurring issues
Items recorded at more than one earlier MOT but not at the latest one. Repeat advisories can show maintenance that was put off.
Nearside Front Brake hose slightly chafed
Minor2 MOTs, 2022
Nearside Front Brake hose slightly twisted
Minor2 MOTs, 2022
Nearside Rear Suspension pipe damaged but not to excess air suspension line rubber hose slightly damaged
Advisory2 MOTs, 2022
Offside Front headlight unit slightly loose on mountings
Advisory2 MOTs, 2022
Offside Rear Inner Tyre worn close to legal limit/worn on edge heavily worn on the inner edge and also showing runflat damage on the outer sidewall
Advisory2 MOTs, 2022
Full MOT history
13 tests since 19 Sept 2016, newest first. Select a test to see every defect and advisory.
Pass107,479 miles (+14,116)
- MOT expiry
- 16 Apr 2027
- Odometer
- 107,479 miles
- Test number
- 814911022099
No defects or advisories recorded.
Pass93,363 miles (+10,491)
- MOT expiry
- 16 Apr 2026
- Odometer
- 93,363 miles
- Test number
- 786057938704
No defects or advisories recorded.
Pass82,872 miles (+7,260)2 advisories
- MOT expiry
- 22 May 2025
- Odometer
- 82,872 miles
- Test number
- 418427108410
- AdvisoryNearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- AdvisoryOffside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Pass75,612 miles (+10,364)
- MOT expiry
- 11 May 2024
- Odometer
- 75,612 miles
- Test number
- 762743840966
No defects or advisories recorded.
Pass65,248 miles (+5)2 minor3 advisories
- MOT expiry
- 10 May 2023
- Odometer
- 65,248 miles
- Test number
- 919617674406
- MinorNearside Front Brake hose slightly chafed (1.1.12 (b) (i))
- MinorNearside Front Brake hose slightly twisted (1.1.12 (b) (i))
- AdvisoryNearside Rear Suspension pipe damaged but not to excess air suspension line rubber hose slightly damaged (5.3.5 (b) (i))
- AdvisoryOffside Front headlight unit slightly loose on mountings
- AdvisoryOffside Rear Inner Tyre worn close to legal limit/worn on edge heavily worn on the inner edge and also showing runflat damage on the outer sidewall (5.2.3 (e))
Fail65,243 miles (+5,047)1 major2 minor3 advisories
- MOT expiry
- No new certificate
- Odometer
- 65,243 miles
- Test number
- 154836126987
- MajorNearside Rear Shock absorbers has a serious fluid leak (5.3.2 (b))
- MinorNearside Front Brake hose slightly chafed (1.1.12 (b) (i))
- MinorNearside Front Brake hose slightly twisted (1.1.12 (b) (i))
- AdvisoryNearside Rear Suspension pipe damaged but not to excess air suspension line rubber hose slightly damaged (5.3.5 (b) (i))
- AdvisoryOffside Front headlight unit slightly loose on mountings
- AdvisoryOffside Rear Inner Tyre worn close to legal limit/worn on edge heavily worn on the inner edge and also showing runflat damage on the outer sidewall (5.2.3 (e))
Pass60,196 miles
- MOT expiry
- 9 May 2022
- Odometer
- 60,196 miles
- Test number
- 353676787798
No defects or advisories recorded.
Fail60,196 miles (+3,813)1 repaired
- MOT expiry
- No new certificate
- Odometer
- 60,196 miles
- Test number
- 852188240442
- Repaired at testOffside Headlamp aim too low (4.1.2 (a))
Pass56,383 miles (+5,981)
- MOT expiry
- 25 Dec 2020
- Odometer
- 56,383 miles
- Test number
- 936199257658
No defects or advisories recorded.
Pass50,402 miles (+8,970)
- MOT expiry
- 25 Jun 2019
- Odometer
- 50,402 miles
- Test number
- 543000596235
No defects or advisories recorded.
Pass41,432 miles
- MOT expiry
- 16 Jun 2018
- Odometer
- 41,432 miles
- Test number
- 429543178346
No defects or advisories recorded.
Fail41,431 miles (+7,459)1 failure
- MOT expiry
- No new certificate
- Odometer
- 41,431 miles
- Test number
- 408156561439
- FailureNearside Rear Seat belt locking mechanism does not secure or release wont engage/secure in buckle (5.2.5a)
Pass33,972 miles
- MOT expiry
- 27 Sept 2017
- Odometer
- 33,972 miles
- Test number
- 362712234035
No defects or advisories recorded.
Questions about T121 THA
- Does T121 THA currently have a valid MOT?
- Yes. DVSA records show the MOT on T121 THA is valid until 16 Apr 2027.
- When is the MOT due on T121 THA?
- The MOT on T121 THA is valid until 16 Apr 2027. It can be tested up to a month (minus a day) before then and keep the same renewal date.
- What mileage has T121 THA done?
- T121 THA was recorded at 107,479 miles at its MOT on 8 Apr 2026, an average of 7,697 miles a year.
- Has T121 THA ever failed its MOT?
- Yes. T121 THA has failed 3 of its 13 MOT tests, most recently on 9 May 2022.
- Has the mileage on T121 THA ever gone down?
- No. The odometer reading went up or stayed the same at every MOT test on record. Service records are still worth checking.
- What did the latest MOT on T121 THA find?
- T121 THA passed its latest MOT on 8 Apr 2026 with no defects or advisories recorded.
Related registrations
- T121 TFBAudi S3 Tfsi Quattro S-A
- T121 TGBVolkswagen Golf
- T121 TGPNissan Pathfinder
- T121 TGRTriumph Tiger
- T121 TGSVauxhall Corsa
- T121 TGTPorsche Cayman
- T121 THCVauxhall Astra
- T121 THHMercedes-Benz C
- T121 THMLand Rover Range Rover
- T121 THSRenault Trafic LL30 Sport Energy DCI
- T121 THXTriumph Thruxton RS Showcase
- T121 TJAAudi Q5
Contains DVSA MOT history data, public sector information licensed under the Open Government Licence v3.0. Driver Codes is not affiliated with DVSA or DVLA.