Replace Key Fob Batteries

How to Replace the Battery in a 2004 Buick Regal Key Fob

How to Replace the Battery in a 2004 Buick Regal Key Fob

Key fob allow easy access to your Buick. When the key battery is weak or dead you will lose your keyless entry fob's ability to control remote opportunities. Below, you’ll benefit from knowing how to disassembly your car keyless entry remote and replace a discharged battery DIY. If you decide to do it at home near Regal, use this guide, but don't forget to check everything you need.

What is the battery keyless entry remote use

Don't forget before disassembly key fob check all that you need: CR2032 battery and flat head screwdriver.
  • flat head screwdriver
  • 1xCR2032 battery

Simple steps to change the battery in your car's key fob

A coin battery installed in the your key fob. Delicately try to pry apart your keyless entry remote with hands or flat head screwdriver. Remove one CR2032 battery with flat head screwdriver.

Now it's time to install new battery in keyless entry fob's shell. Battery must be placed with the same position as was a previous. Your keyless entry remote will not work if you by mistake put battery wrong way.

Before assembling fob’s case, verify that all functions works by pressing buttons on circuit board.

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

Key Fob Battery Replacement 2004 Buick Regal Video

How To Replace Buick Regal Key Fob Battery 2001 2002 2003 2004

Still not working? Buy new one

Frequently Asked Questions

Key fob of Buick Regal use 1xCR2032 batteries. Price for CR2032 batteries are under $4-6 build upon the type, brand and size packaging you buy. Take your old battery to the store, to be sure.

Usually, after key battery replace, reprogramming not required. Don't be scare of this procedure, because often it's described in user's manual.

Yes, you can change battery in your 2004 Buick Regal keyless entry remote yourself. Most difficult part is to disassembly fob’s case. It's pretty easy with our guide.

The cost to replace the battery in fob is from $30 to as high as $500 depending on the make and the service pricing.

You should change batteries inside remote key fob of Buick Regal at least once in four years. The lifetime of battery vary on usage time, quality and operating conditions.

If your car signal strength reduced, need multiple clicks to unlock or lock doors, has low key battery indicator on dashboard or key fob buttons not working, in most cases battery replace inside keyless entry remote required. Installed battery is weak or dead with a high probability, but if it's not fix problem, key change or repair required.
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Contents:

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Buick Models:

Fob Compatibility:

  1. FCC ID: L2C0007T
  2. Models: 2001-2004 Buick Regal