2011 Mercury Grand Marquis Key Fob Battery Replacement Instructions

2011 Mercury Grand Marquis Key Fob Battery Replacement Instructions

If your car key is no longer open doors well, the cell battery surely needs to be replaced. In this article, we outlined how to disassembly your key fob and replace your Mercury key battery.

What type battery remote key fob require

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

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

Inside of your remote key fob installed tiny coin cell battery. Move the key out of the way if it is in the remote key fob.

Gently try to disassemble your key with flat head screwdriver. Remove 1 CR2032 battery with flat head screwdriver.

Get new battery and install it inside fob’s body. Be sure to connect the battery the right way around in a circuit. Your key fob will not work if you connect battery wrong way.

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

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

Video of keyless entry remote disassembly

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

Still not working? Buy new one

FAQ

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

Often, after remote key fob battery change, you do not need to reprogram. Key fob reprogramming procedure often described in user's manual of your vehicle.

Changing your keyless entry remote battery is simple to do in 2011 Mercury Grand Marquis. Most of car manufacturers think about customers and make a special hole for keyless entry remote disassembly.

Auto repair shop's cost for replace the battery in remote key fob is from 50 to 600 dollars depending on the car.

Key fob batteries in Mercury Grand Marquis should be changed every 3-4 years, also this will vary based on frequency of use and quality. If your key fob decreased signal strength, you should change batteries before it stop open doors and make problems for you.

These symptoms will warning you that it's perhaps time to replace battery in your 2011 Mercury Grand Marquis: multiple clicks to unlock or lock doors required, low key battery indicator on dashboard, signal strength reduced and you didn't change battery more than 4 years.
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Fob Compatibility:

  1. FCC ID: CWTWB1U322
  2. Models: 2007-2011 Mercury Grand Marquis