If you’ve got the know-how, plus a good wrench, utility knife, screwdriver, and O-rings, you might be able to handle this yourself. But faucets vary, and yours might require a cartridge or other special parts. If you do your homework, have the right tools, and are comfortable working with pipes, then go for it — but be prepared to call a plumber if the leak continues or if complications arise.

Recommendation: DIY.
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