Buick LaCrosse Key Fob Battery Remote Replacement (2005 – 2019)

The Buick LaCrosse is the perfect modern take on classic Buick luxury. Sadly, this great vehicle saw its last production year in 2019.

If your LaCrosse key fob has suddenly stopped working, it most likely just needs a new battery. These batteries are very inexpensive. Changing them only takes a couple of minutes, and you don’t need to be a pro to get it done. Follow this guide to learn how to replace a Buick LaCrosse key battery at home.

For other Buick models, see our Buick key fob battery page.

MODELFOBYEARSBATTERYBUY BATTERY
LaCrosseSmart2017, 2018, 2019CR2032Check on Amazon
LaCrosseFlip2010, 2011, 2012, 2013, 2014, 2015, 2016CR2032Check on Amazon
LaCrosseClassic 5-button2005, 2006, 2007, 2008, 2009CR2032Check on Amazon
LaCrosseSimple 4-button2005, 2006, 2007, 2008, 2009CR2032Check on Amazon

How to replace the Buick LaCrosse “Smart” key fob battery (2016, 2017, 2018, 2019, 2020)

Watch the video below for a step-by-step tutorial on how to change the battery in your key fob.

What you will need:

  • 1x CR2032 battery
  • Flat-head screwdriver
Buick LaCrosse Key Fob Battery Replacement (2017 - 2019)

This is the battery you need for the Buick LaCrosse “Smart” key fob:

Amazon Basics 4 Pack CR2032 3 Volt Lithium Coin Cell Battery
  • IN THE BOX: 4-pack of CR2032 3 volt lithium coin cell batteries; replacement for BR2032, DL2032, and ECR2032
  • DEVICE COMPATIBLE: Ideal for watches, calculators, key fobs, Apple TV remotes, and other small electronics
  • DESIGNED TO LAST: 8-year leak-free shelf life

How to replace the Buick LaCrosse “Flip” key fob battery (2010, 2011, 2012, 2013, 2014, 2015, 2016)

Watch the video below for a step-by-step tutorial on how to change the battery in your key fob.

What you will need:

  • 1x CR2032 battery
Buick LaCrosse Key Fob Battery Replacement (2010 - 2016)

This is the battery you need for the Buick LaCrosse “Flip” key fob:

Amazon Basics 4 Pack CR2032 3 Volt Lithium Coin Cell Battery
  • IN THE BOX: 4-pack of CR2032 3 volt lithium coin cell batteries; replacement for BR2032, DL2032, and ECR2032
  • DEVICE COMPATIBLE: Ideal for watches, calculators, key fobs, Apple TV remotes, and other small electronics
  • DESIGNED TO LAST: 8-year leak-free shelf life

How to replace the Buick LaCrosse “Classic 5-button” key fob battery (2005, 2006, 2007, 2008, 2009)

Watch the video below for a step-by-step tutorial on how to change the battery in your key fob.

What you will need:

  • 1x CR2032 battery
  • Flat-head screwdriver
Buick LaCrosse Key Fob Battery Replacement (2005 - 2009)

This is the battery you need for the Buick LaCrosse “Classic 5-button” key fob:

Amazon Basics 4 Pack CR2032 3 Volt Lithium Coin Cell Battery
  • IN THE BOX: 4-pack of CR2032 3 volt lithium coin cell batteries; replacement for BR2032, DL2032, and ECR2032
  • DEVICE COMPATIBLE: Ideal for watches, calculators, key fobs, Apple TV remotes, and other small electronics
  • DESIGNED TO LAST: 8-year leak-free shelf life

How to replace the Buick LaCrosse “Simple 4-button” key fob battery (2005, 2006, 2007, 2008, 2009)

Watch the video below for a step-by-step tutorial on how to change the battery in your key fob.

What you will need:

  • 1x CR2032 battery
  • Flat-head screwdriver
Buick LaCrosse Key Fob Battery Replacement (2005 - 2009)

This is the battery you need for the Buick LaCrosse “Simple 4-button” key fob:

Amazon Basics 4 Pack CR2032 3 Volt Lithium Coin Cell Battery
  • IN THE BOX: 4-pack of CR2032 3 volt lithium coin cell batteries; replacement for BR2032, DL2032, and ECR2032
  • DEVICE COMPATIBLE: Ideal for watches, calculators, key fobs, Apple TV remotes, and other small electronics
  • DESIGNED TO LAST: 8-year leak-free shelf life