Convertible Top Rear Glass Delamination

Complaints indicate the rear glass detaching from the convertible top structure. This can compromise weather sealing, potentially leading to water ingress and further interior damage. This issue appears to be related to material degradation or manufacturing defects over time. Estimated repair cost: $500 - $1500.

Visibility/Wiper System

While less frequent, some owners report issues related to the visibility system, specifically concerning the wipers. This could range from wiper blade performance to motor issues, impacting clear vision, especially in adverse weather. Estimated repair cost: $100 - $400.

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2017 Buick Cascada Maintenance guide

Name: Maintenance dataset for 2017 Buick Cascada
Creator: Carfocal

v1.0Updated May 30, 2026Daniel Wilson4 Sources Analyzed

MAINTENANCE SUMMARY

The 2017 Buick Cascada, with 13 complaints and a 'Below Average' reliability verdict, demands attention to its engine's PCV system and convertible top structure. Expect potential issues like whistling noises and rough idle from the PCV system, integrated into the camshaft cover, which can cost $900-$2300 to repair.

View Critical Issue: Engine PCV System Failure

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Reliability Score

Est. Annual Maintenance Cost

$400 - $700

TSBs & Recalls

418 TSBs | 0 Recalls

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Key Takeaways

The 2017 Buick Cascada has a 'Below Average' reliability verdict.
The most frequent complaints concern the engine's PCV system and convertible top structure.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance