2014–2019 Mercedes-Benz GLA (X156)
Browse our directory of 2014–2019 Mercedes-Benz GLA (X156) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
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Common Problems & Reliability
The 2014–2019 Mercedes-Benz GLA (X156) has 2 known issues. 1 of these are classified as serious faults that could be expensive to repair. 1 are moderate concerns worth inspecting before purchase.
Timing Chain Stretch (M270/M274 Engines)
SeriousPetrol models can suffer from timing chain stretch, which if ignored, can lead to catastrophic engine failure.
Symptoms: Rattling sound on cold start, Engine management light (timing codes)
Est. repair cost: £800–£1,800
7G-DCT Gearbox Hesitation
ModerateThe dual-clutch transmission can be clunky or hesitant, especially when cold or in stop-start traffic.
Symptoms: Jerky low-speed shifts, Hesitation when pulling away
Est. repair cost: £300–£2,500
Buying Tips for the 2014–2019 Mercedes-Benz GLA (X156)
- ✓Ensure the DCT gearbox fluid was changed at 60,000 miles; without it, shifts can become jerky.
- ✓Listen for a metallic rattle on cold starts, which can indicate timing chain stretch on petrol engines.
- ✓Check the inner edges of the front tyres for excessive wear, indicating alignment issues common on UK roads.
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