How to Open Your 2002 Chevrolet Monte Carlo Key Fob and Change Battery

How to Open Your 2002 Chevrolet Monte Carlo Key Fob and Change Battery

If your auto key is no longer unlock doors correct, the battery probably needs to be replaced. Below, we walks you through how to open your keyless entry remote and replace your Chevrolet key battery step by step.

What type battery keyless entry remote require

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

Step by step guide

A button cell battery installed inside the your keyless entry remote. Carefully try to open your key with pry tools. Replace 1 CR2032 battery with flat head screwdriver.

Get new battery and install it in fob’s body. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check position on battery, by "+" mark.

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

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

Key Fob Battery Replacement 2002 Chevrolet Monte Carlo Video

How To Replace Chevrolet Monte Carlo Key Fob Battery 2001 2002 2003 2004

Still not working? Buy new one


Remote key fob of Chevrolet Monte Carlo require 1xCR2032 batteries. Price for CR2032 batteries are under $6 build upon the type, size packaging and brand you buy. Take your old battery to the store, to be sure.

Often, after keyless entry remote 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 2002 Chevrolet Monte Carlo keyless entry remote yourself. Most difficult part is to open keyless entry fob's case. It's pretty simple with our guide.

The price to change the battery in key is in range from $30 to as high as $500 depending on the make and the service pricing.

You should change batteries inside remote key fob of Chevrolet Monte Carlo at least once in 3-4 years. lifespan of battery differ on usage time, quality and operating conditions.

If your car key fob buttons not working, need multiple clicks to unlock or lock doors, fob's battery more than 4 years old or signal strength reduced, it's probably battery change inside remote key fob needed. Current 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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Fob Compatibility:

  2. Models: 2001-2005 Chevrolet Monte Carlo