Replace Key Fob Batteries

How to Open Your 2003 Chevrolet Monte Carlo Key Fob & Change Battery

How to Open Your 2003 Chevrolet Monte Carlo Key Fob & Change Battery

Key fob grant easy access to your Chevrolet. Once the key battery is discharged you will lose your fob’s ability to control distance functions. Below, we explained how to disassembly your car key fob and change your Chevrolet key battery step by step.

What kind of battery keyless entry remote require

Changing battery in remote key fob require 1 CR2032 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the type of your fob’s batteries.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step guide

A tiny button cell battery installed in the your key fob. Carefully try to open your keyless entry remote with flat head screwdriver. Replace CR2032 battery with flat head screwdriver.

Change old battery with fresh one CR2032. Be sure to connect the battery the right way around in a circuit. Your remote key fob will not work if you put battery wrong way.

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

At this point squeeze keyless entry fob's back cover together. Line your case two halves together and assemble it in place by hands from top to bottom. Inspect your key body for gaps. If it is not tightly closed try to repeat last step.

Video of remote key fob opening

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

Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Chevrolet Monte Carlo use 1xCR2032 batteries. Price for CR2032 batteries are under $6 build upon the type, size packaging and brand you buy. You can take old battery to the store, to find a proper replacement.

Key fob in most of cases reprogramming not required after battery change. If your key not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Yes, you can replace battery in your 2003 Chevrolet Monte Carlo keyless entry remote yourself. Most hard part is to open keyless entry fob's case. It's pretty simple with our guide.

The price to replace the battery inside key fob is in range from $30 to as high as $500 depending on the make and the service station.

Remote key fob batteries in modern cars should be changed every three or four years, also this will vary based on usage and battery quality. If your key fob shortened signal strength, you should change batteries before it stop close doors and make trouble for you.

If your auto fob's battery more than 4 years old, signal strength reduced, need multiple clicks to unlock or lock doors or key fob buttons not working, in most cases battery change in key fob needed. Installed battery is dead with a high probability, but if it's not help to fix issues, remote key fob change or repair required.
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Contents:

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

Other Chevrolet Models:

Fob Compatibility:

  1. FCC ID: KOBLEAR1XT
  2. Models: 2001-2005 Chevrolet Monte Carlo