2003 Buick Regal Key Fob Battery Replacement Instructions

2003 Buick Regal Key Fob Battery Replacement Instructions

Remote key fob grant access to your auto. When the key fob battery is discharged you lose your fob’s ability to use remote opening function. Below, you’ll benefit from knowing how to disassembly your car keyless entry remote and replace a weak battery yourself. If you choose to do it at home near Regal, follow our instruction, but don't forget to check all you need.

What type battery does 2003 Buick Regal remote key fob required

Before you start to disassembly keyless entry remote check all that you need: one CR2032 battery and flat head screwdriver.
  • flat head screwdriver
  • 1xCR2032 battery

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

A small coin battery installed inside the your remote key fob. Carefully try to open your remote key fob with pry tools. Change one CR2032 battery with flat head screwdriver.

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

When the new battery installed, verify remote key fob by pressing buttons. If everything is functioning, assemble your keyless entry fob's shell in reverse order.

At this point squeeze fob’s back cover together. Line your case two halves together and put it in place by hands from top to bottom. Check your remote key fob case for gaps. If it is not firmly closed try to repeat last step.

Video of remote key fob disassembly

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

Still not working? Buy new one

FAQ

Remote key fob of Buick Regal require 1xCR2032 batteries. Price for CR2032 batteries are under $5 build upon the size packaging, brand and type you buy. You can take 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 replace battery in your 2003 Buick Regal key fob yourself. Most difficult part is to disassembly fob’s case. It's pretty easy with our instruction.

Dealer service cost for replace the battery in remote key fob is from 50 to 600 dollars depending on the brand.

You should change batteries inside key fob of Buick Regal at least every three or four years. The term of battery differ on usage time, quality and operating conditions.

If your Regal has low key battery indicator on dashboard, key fob buttons not working, signal strength reduced or fob's battery more than 4 years old, it's probably battery change inside remote key fob required. Currently installed battery is weak or dead with a high probability, but if it's not help, keyless entry remote replace or repair needed.
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Fob Compatibility:

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