How to Replace the Key Battery for Buick Regal?

1 Answers
Warren
07/24/25 11:21pm
Buick Regal key battery replacement method is as follows: 1. Remove the mechanical key by pressing the silver button at the top of the key; 2. Use a flat-head screwdriver to pry open the key, being careful with the force to prevent damage to the key cover; 3. After opening the key cover, the battery position will be visible. Use a small flat-head screwdriver to remove the old battery; 4. Ensure the new battery is placed with the positive side facing up, then reassemble the key cover and mechanical key. The Buick Regal is a model under General Motors, equipped with features like automatic sensing door opening, one-touch engine start system, EPB one-touch electronic parking brake system, intelligent Bluetooth phone function, and a bilingual (Chinese-English) intelligent vehicle driving information center.
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