Electrical System - Infotainment Failures

Complaints include failures with the infotainment system, impacting user experience and potentially other vehicle functions. Estimated repair cost: $300 - $800.

Steering and Suspension - Vehicle Sway

Owners report vehicle sway and challenging steering at highway speeds. This may indicate issues with alignment or suspension components. Estimated repair cost: $200 - $600.

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2025 GMC Terrain Maintenance guide

Name: Maintenance dataset for 2025 GMC Terrain
Creator: Carfocal

v1.0Updated May 30, 2026Ryan Davis4 Sources Analyzed

MAINTENANCE SUMMARY

The 2025 GMC Terrain presents potential reliability concerns, particularly with its powertrain and electrical systems. Early-life transmission fluid loss is a critical issue, alongside reports of vehicle sway and steering difficulties.

View Critical Issue: Powertrain - Transmission Fluid Loss

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Reliability Score

Est. Annual Maintenance Cost

$300 - $500

TSBs & Recalls

174 TSBs | 0 Recalls

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Key Takeaways

Potential for early-life transmission fluid loss requires vigilant monitoring.
Electrical system issues, including infotainment, are a noted concern.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance