Trailer Brake Control System Failure

Recalls have targeted the integrated trailer brake control module, which can lead to failure of trailer lights and braking systems. This poses a significant safety risk when towing. Estimated repair cost: $300 - $1,000.

Powertrain Control Module (PCM) Software Errors

Software errors in the PCM have been linked to potential overspeed conditions, representing a critical safety concern. This issue requires a software update or module replacement. Estimated repair cost: $200 - $800.

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2026 Ram 2500 Maintenance guide

Name: Maintenance dataset for 2026 Ram 2500
Creator: Carfocal

v1.0Updated Jun 13, 2026Daniel Wilson4 Sources Analyzed5 Critical Recalls

MAINTENANCE SUMMARY

The 2026 Ram 2500 faces a reliability verdict of Below Average, primarily due to a significant number of recalls affecting critical systems like brakes, lighting, and powertrain control, alongside a high TSB count. Owners should prioritize addressing instrument cluster, trailer brake control, and powertrain control module issues.

View Critical Issue: Instrument Cluster Malfunctions

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Reliability Score

Est. Annual Maintenance Cost

$500 - $1,000

TSBs & Recalls

138 TSBs | 12 Recalls

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Key Takeaways

Below Average reliability verdict driven by numerous recalls and TSBs.
Prioritize maintenance on electrical systems, particularly the instrument cluster and trailer brake control.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance