How to Replace the Battery in a 2012 Chevrolet Cobalt Key Fob

How to Replace the Battery in a 2012 Chevrolet Cobalt Key Fob

Remote key fob allow access to your Cobalt. When the key fob battery is weak you will lose your keyless entry fob's ability to use distance opportunities. It's not complicated to change the battery in your key fob DIY. Everything you need is described in this article.

What kind of battery key fob require

Before starting open remote key fob check all that you need: CR2032 battery and flat head screwdriver.
  • 1xCR2032 battery
  • flat head screwdriver

Simple steps to replace the battery in your car's keyless entry remote

A coin battery installed inside the your keyless entry remote. Open the key if it is in the key fob.

Carefully try to disassemble your key fob with hands or flat head screwdriver. Replace one CR2032 battery with flat head screwdriver.

Change old battery with fresh one CR2032. Be sure to connect the battery the right way around in a circuit. Your keyless entry remote will not work if you place battery wrong way.

Before assembling keyless entry fob's case, verify that everything is functioning by pressing buttons on circuit board.

At this point squeeze keyless entry fob's back cover together. Line your shell pieces together and assemble it together by hands from top to bottom. Inspect your remote key fob body for gaps. If it is not tightly closed try to repeat last step.

How to change the battery video guide

How to REPLACE Remote Key Fob Battery (Chevy Malibu & GM)

Still not working? Buy new one


Key fob of Chevrolet Cobalt use 1xCR2032 batteries. Price for CR2032 batteries are under $4 build upon the size packaging, brand and type you buy. You can take old battery to the store, to be sure.

Key fob in most of cases reprogramming not required after battery change. If your key fob not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Yes, you can change battery in your 2012 Chevrolet Cobalt keyless entry remote yourself. Most difficult part is to disassembly keyless entry fob's case. It's pretty easy with our guide.

The price to replace the battery inside key fob is from $30 to as high as $500 depending on the brand and the service pricing.

You should replace batteries inside keyless entry remote of modern cars at least once in three or four years. The term of battery differ on frequency of use, operating conditions and quality.

If your car signal strength reduced, has low key battery indicator on dashboard, key fob buttons not working or need multiple clicks to unlock or lock doors, it's probably battery replace in key fob required. Current battery is dead or weak with a high probability, but if it's not help to fix issues, key fob change or repair needed.
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Fob Compatibility:

  2. Models: 2005-2013 Chevrolet Cobalt