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How to Replace the Battery in a GMC Sierra Key Fob

Model: GMC Sierra MK 4 - Years 2014-2018
Part: Key

If the battery in your GMC Sierra key fob is completely dead and you need to replace it, just follow the instructions in this mini guide. All you need is a small flathead screwdriver. Locate the slot at the bottom of the cover and insert the head of the screwdriver into it. Push outward to open the cover. At this point, simply remove the old dead battery and replace it with a new one. Finally, reassemble the cover correctly and you're done.

Updated on 8 May 2026 by ScegliAuto

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by ScegliAuto

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