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Buick key fob battery

Battery type for every Buick key we have verified, grouped by model and generation.

Buick Enclave

YearsBattery
2025–2026CR2450Replacement guide →
2020–2024CR2032Replacement guide →

Buick Envision

YearsBattery
2023–2026CR2450Replacement guide →
2021–2022CR2032Replacement guide →