How to Replace the Battery in a 2007 Cadillac CTS Key Fob

How to Replace the Battery in a 2007 Cadillac CTS Key Fob

Keyless entry remote grant access to your car. Once the keyless entry remote battery is weak you lose your keyless entry fob's ability to control distance opportunities. In this article, you’ll benefit from knowing how to open your car key fob and replace a discharged battery DIY. If you choose to do it at home near CTS, follow our guide, but first make sure you have all you need.

What kind of battery keyless entry remote use

Replacing battery in key fob require one CR2032 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the type of your keyless entry fob's batteries.
  • 1xCR2032 battery
  • flat head screwdriver

Step by step instruction

Inside of your remote key fob installed coin cell battery. Accurately try to pry apart your keyless entry remote with hands or flat head screwdriver. Remove CR2032 battery with flat head screwdriver.

Change old battery with new one CR2032. Battery must be placed with the same polarity as was a previous. Your key will not work if you by mistake put battery wrong way.

When the new battery installed, check remote key fob by pressing buttons. If all functions works, assemble your keyless entry fob's body in reverse order.

The last thing to do is put your cover back on fob. Delicately try to put the two halves together by hands from top to bottom. If your keyless entry remote case tightly closed, we done. If not, repeat the last step.

How to replace the battery video instruction

How To Replace A 2003 - 2007 Cadillac CTS Key Fob Battery FCC ID L2C0005T

Still not working? Buy new one


Keyless entry remote of Cadillac CTS use 1xCR2032 batteries. Most CR2032 batteries are under $6 depending on the size packaging, brand and type you buy. You can take old battery to the store, to be sure.

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

Yes, you can change battery in your 2007 Cadillac CTS key yourself. Most difficult part is to disassembly keyless entry fob's case. It's pretty easy with our instruction.

The cost to change the battery inside key can run anywhere $50-600 depending on the brand and the service pricing.

You should replace batteries inside remote key fob of Cadillac CTS at least once in 3-4 years. lifespan of battery differ on usage time, operating conditions and quality. Famous brands cells normally will last longer.

These signs will alert you that it's perhaps time to change battery in your Cadillac CTS: low key battery indicator on dashboard, multiple clicks to unlock or lock doors required, you didn't change battery more than 4 years and key fob buttons not working.
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Fob Compatibility:

  1. FCC ID: L2C0005T
  2. Models: 2003-2007 Cadillac CTS