How to Open Your 2003 Buick LeSabre Key Fob and Change Battery

How to Open Your 2003 Buick LeSabre Key Fob and Change Battery

If your car key fob is no longer working well, the cell battery most likely must to be replaced. Yes, it is possible to replace the battery in your remote key fob by yourself. Everything you need is outlined in this post.

What type battery does 2003 Buick LeSabre remote key fob take

Before going to open keyless entry remote check all that you need: 1xCR2032 battery and flat head screwdriver.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step instruction

Inside of your keyless entry remote installed small button cell battery. Carefully try to disassemble your key with hands or flat head screwdriver. Remove 1xCR2032 battery with flat head screwdriver.

Get new battery and install it in fob’s case. Battery must be placed with the same polarity as was a previous. Your key fob will not work if you by mistake place battery wrong way.

Before assembling keyless entry fob's case, verify that all functions works by pressing buttons on remote key fob.

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 fob body firmly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 2003 Buick LeSabre Video

How To Replace Buick LeSabre Key Fob Battery 2001 - 2005

Still not working? Buy new one


Remote key fob of Buick LeSabre use 1xCR2032 batteries. Most CR2032 batteries are under $4 depending on the type, size packaging and brand you buy. You can take old battery to the store, to find a proper replacement.

Often, after remote key fob battery change, you do not need to reprogram. Don't be scare of this procedure, because often it's described in user's manual.

Changing your remote key fob battery is simple to do in 2003 Buick LeSabre. Most of car manufacturers think about customers and make a special hole for key fob disassembly.

Car service pricing for replace the battery in remote key fob is $50-600 depending on the make.

You should change batteries inside remote key fob of Buick LeSabre at least once in four years. The lifetime of battery vary on their amount of use, quality and operating conditions.

These signs will warn you that it's probably time to change battery in your 2003 Buick LeSabre: signal strength reduced, multiple clicks to unlock or lock doors required, low key battery indicator on dashboard and key fob buttons not working.
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Fob Compatibility:

  2. Models: 2001-2005 Buick LeSabre