How to Open Your 1991 Buick Century Key Fob and Change Battery

How to Open Your 1991 Buick Century Key Fob and Change Battery

If your Century remote key fob is not working correct, the battery more likely must to be changed. It's not complicated to replace the battery in your key fob with our step by step instruction. All tools, that you need is explained below.

What type battery does 1991 Buick Century key fob required

Before you start to open remote key fob check all that you need: flat head screwdriver and two CR2016 batteries.
  • flat head screwdriver
  • 2xCR2016 batteries

Step by step instruction

Inside of your keyless entry remote installed coin battery. Carefully try to pry apart your key fob with hands or flat head screwdriver. Remove two CR2016 batteries with flat head screwdriver.

Replace old batteries with fresh one CR2016. Be sure to connect the battery the right way around in a circuit. Your keyless entry remote will not work if you place battery wrong way.

Before assembling fob’s case, verify that everything working properly by testing buttons on circuit board.

At this point squeeze fob’s back cover together. Line your shell two halves together and assemble it together by hands from top to bottom. Inspect your key case for gaps. If it is not firmly closed try to repeat last step.

Video of remote key fob disassembly

How To Replace Buick Century Key Fob Battery 1991 1992 1993

Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Buick Century require 2xCR2016 batteries. Most CR2016 batteries are under $5 depending on the brand, size packaging and type you buy. Take your old battery to the store, to be sure.

Usually, after key fob battery change, reprogramming not required. Don't be scare of this procedure, because often it's described in user's manual.

Yes, you can change battery in your 1991 Buick Century remote key fob yourself. Most difficult part is to open fob’s case. It's pretty simple with our guide.

The price to change the battery inside keyless entry remote is in range from $30 to as high as $500 depending on the brand and the service station.

Key fob batteries in Buick Century should be replaced every four years, although this will vary based on their amount of use and quality. If your key fob decreased signal strength, you should replace batteries before it stop close doors and make problems for you.

If your car has low key battery indicator on dashboard, fob's battery more than 4 years old, key fob buttons not working or signal strength reduced, it's probably battery change in key fob required. Currently installed battery is dead or weak with a high probability, but if it's not fix problem, key fob replace or repair needed.
Be the first to comment.
Your message is required.

Fob Compatibility:

  1. FCC ID: ABO91CH
  2. Models: 1991-2000 Buick Century