Introduction
A quick guide to replacing the battery in a Buick key fob
This specifc guide was written for a 2019 Buick Key Fob, but should apply to most Buick Key's with push to start.
The battery is a CR2032
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Using an opening tool/pick helps avoid damage, however you can also use the inner key to pry the two shells apart
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If using the inner key to pry them apart, just reinsert the tip of the key into fob and gently twist
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Slide a tool underneath the old battery to pop it out, the replacement battery goes in face down toward the bottom shell
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Conclusion
To reassemble your device, follow these instructions in reverse order.
