What's the best product to remove the adhesive from a window decal on 1994 GMC Safari

I'm having a difficult time removing the sticky residue from a window decal.

by in Bremerton, WA on November 27, 2012
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2 answers
ANSWER by , November 27, 2012
Lighter fluid will take it off. Put some on a rag not a paper towel it works great. Just dont strike any matches while doing this.
ANSWER by , September 07, 2014
You could also use brake cleaner or multipurpose cleaner.