I tackled a massive DIY garage (cracked concrete) floor replacement project. After receiving quotes ranging from $10,000 to $12,000 to fix my crumbling garage floor, I decided to take matters into my own hands and do it all myself for just $4,600. So, what could go wrong? Find out as I repaired my cracked concrete garage floor into a solid, functional space while staying well under budget. Don't forget to like, comment, and subscribe for more DIY adventures!