DC/DC Converter Failure

Failure of the DC/DC converter can lead to a loss of 12V charging capability, potentially disabling drive power and exterior lighting. This is a critical system failure. Estimated repair cost: $1,000 - $2,500.

Seat Belt Pretensioner Malfunction

Potential damage to front seat belt assemblies can affect occupant restraint systems. While numerous, this issue is generally addressed via recall. Estimated repair cost: $500 - $1,200.

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2023 Land Rover Discovery Maintenance guide

Name: Maintenance dataset for 2023 Land Rover Discovery
Creator: Carfocal

v1.0Updated Jun 11, 2026Daniel Wilson4 Sources Analyzed1 Critical Recalls

MAINTENANCE SUMMARY

The 2023 Land Rover Discovery, with its 4-wheel drive and Automatic (S8) transmission, presents an 'Below Average' reliability verdict. Key concerns include potential failures in the DC/DC converter leading to loss of power and lighting, and engine oil leaks from blocked cam carrier channels, which can cause severe engine damage.

View Critical Issue: Engine Oil Leak (Cam Carrier)

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Reliability Score

Est. Annual Maintenance Cost

$400 - $800

TSBs & Recalls

8 TSBs | 37 Recalls

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Key Takeaways

The 2023 Land Rover Discovery has a 'Below Average' reliability verdict.
Key concerns involve the DC/DC converter and engine oil leaks.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance