Early-life critical failures reported in the engine, including check engine lights, limp mode, and severe knocking/ticking noises. Potential issues with the L87 6.2L engine, such as defective crank end play/thrust bearings, have been noted. Estimated repair cost: $2,000 - $7,000+.

Brake System Failures

Complaints include sudden loss of braking assist, unresponsive brake pedals, and brake system failure warnings. Potential design defects with the brake pedal assembly causing obstruction have also been reported, posing a significant safety risk. Estimated repair cost: $500 - $1,500.

Forward Collision Avoidance System Malfunctions

Issues with the Automatic Emergency Braking system include false activations or system failures, leading to unexpected braking or lack of assistance. This is a critical safety system that requires prompt attention if malfunctioning. Estimated repair cost: $300 - $1,000.

Electrical System Glitches

Complaints involve electrical system malfunctions, including complete dashboard freezes and loss of functionality. These issues can affect critical information displays and vehicle operation. Estimated repair cost: $200 - $800.

Steering System Concerns

Some owners have reported issues with the steering system, though details are less specific. This could range from minor play to more significant component wear. Estimated repair cost: $500 - $1,200.

CARFOCALvehicle research

2025 Chevrolet Tahoe Maintenance guide

Name: Maintenance dataset for 2025 Chevrolet Tahoe
Creator: Carfocal

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

MAINTENANCE SUMMARY

The 2025 Chevrolet Tahoe, with 23 complaints and 280 TSBs, presents a Below Average reliability verdict. Owners should prioritize early inspection of the engine and service brakes due to significant early-life critical failures reported, including potential internal engine defects and brake system malfunctions.

View Critical Issue: Engine Issues

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Reliability Score

Est. Annual Maintenance Cost

$250 - $400

TSBs & Recalls

280 TSBs | 0 Recalls

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Key Takeaways

Reliability is rated Below Average, with significant early-life critical failures reported.
Engine and brake systems are primary areas of concern, requiring vigilant monitoring.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance