How to Open Your 2007 Saturn Ion Key Fob and Change Battery

Remote key fob allow access to your car. If the remote key fob battery is weak or dead you’ll not to be able open car remotely. It's not complicated to replace the battery in your keyless entry remote by yourself. All tools, that you need is explained in this article.
What size battery does 2007 Saturn Ion key fob take
Before beginning disassembly keyless entry remote be sure that you have all required tools and materials: 1 CR2032 battery and flat head screwdriver.- flat head screwdriver
- 1xCR2032 battery
Step by step instruction
Inside of your key fob installed coin cell battery. Accurately try to disassemble your key with hands or flat head screwdriver. Replace CR2032 battery with flat head screwdriver.
Get new battery and install it inside keyless entry fob's shell. Battery must be placed with the same polarity as was an old. Your remote key fob will not work if you mistakenly put battery wrong way.
When the new battery installed, check keyless entry remote by pressing buttons. If all functions works, assemble your fob’s body in reverse order.
The last thing to do is put your cover back on fob. Accurately try to put the two halves together by hands from top to bottom. Check your key fob case for gaps. If it is not tightly closed try to repeat last step.
Video of key opening
How To Replace Saturn Ion Key Fob Battery 2004 2005 2006 2007
Still not working? Buy new one