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How to Replace the Key Battery on the Pontiac Montana

Model: (Various brands) Various
Part: Key

With this guide dedicated to all Pontiac Montana owners (2005-2008), you will discover how to replace the battery located inside the key. The entire operation is very simple and will take you just a few seconds to complete. First, obtain a small flat screwdriver and use it to remove the rear cover of the key. Once done, locate the exhausted button battery and replace it with a new one (model CR2032). Finally, correctly refit the rear cover that was removed earlier.

Updated on 24 July 2026 by ScegliAuto

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