How to Replace the Battery in a 2007 Mercury Grand Marquis Key Fob

How to Replace the Battery in a 2007 Mercury Grand Marquis Key Fob

Keyless entry remote allow easy access to your Mercury. If the key battery is discharged you will lose your fob’s ability to control distance opening function. Yes, it is possible to replace the battery in your key fob by yourself. All you need is explained below.

What kind of battery remote key fob use

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 size of your keyless entry fob's batteries.
  • 1xCR2032 battery
  • flat head screwdriver

Simple steps to replace the battery in your Grand Marquis's remote key fob

Inside of your key fob installed button cell battery. Accurately try to disassemble your remote key fob with pry tools. Change 1xCR2032 battery with flat head screwdriver.

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

Before assembling keyless entry fob's case, verify that everything is functioning by pressing buttons on key fob.

The last thing to do is put your cover back on fob. Carefully try to assemble the pieces together by hands from top to bottom. If your key fob shell tightly closed, we done. If not, repeat the last step.

How to change the battery video instruction

How To Replace Mercury Grand Marquis Key Fob Battery 2007 2008 2009 2010 2011

Still not working? Buy new one

Frequently Asked Questions

Key fob of Mercury Grand Marquis require 1xCR2032 batteries. Price for CR2032 batteries are under $4-6 depending on the size packaging, brand and type you buy. Take your old battery to the store, with you to find a proper replacement.

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

Replacing your keyless entry remote battery is simple to do in 2007 Mercury Grand Marquis. Most of car manufacturers think about customers and make a special hole for key fob open.

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

Remote key fob batteries in Mercury Grand Marquis should be changed every 4 years, also this will vary based on usage and quality. If your keyless entry remote shortened signal strength, you should replace batteries before it stop close doors and make problems for you.

If your auto key fob buttons not working, has low key battery indicator on dashboard, need multiple clicks to unlock or lock doors or signal strength reduced, in most cases battery replace inside remote key fob required. Currently installed battery is weak or dead with a high probability, but if it's not help, key change or repair needed.
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Fob Compatibility:

  1. FCC ID: OUCD6000022
  2. Models: 2006-2011 Mercury Grand Marquis