2026 Toyota Grand Highlander Maintenance guide

v1.0Updated Ryan Davis4 Sources Analyzed
The 2026 Toyota Grand Highlander requires diligent attention to its acoustic properties, with a severe 'cabin boom' issue reported early. A widespread recall addresses the PVM system.
Reliability Score
Est. Annual Maintenance Cost
$1,000 - $1,500
TSBs & Recalls
16 TSBs | 70 Recalls
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Key Takeaways
- Address the 'cabin boom' acoustic resonance issue promptly, as it can cause significant discomfort.
- Ensure the Panoramic View Monitor (PVM) system recall is completed for proper rearview camera function.
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Critical service intervals
Common failure analysis
Symptoms and prevention guidance
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MethodologyHow we score →
Scores are derived from NHTSA recalls and owner complaints, normalized by vehicle segment averages.
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