i have a major growl and grind coming from the front left.i am guessing its wheel bearings . is it hard to replace these--anybody?its a tacoma 4x 2000 175k yes its a lot.i would like to do it myself rather than 500$.any info or sites and pictures?

 

I replaced the front wheel bearings on my old junk recently but I know it's somewhat different on your new junk. You may be able to find a manual like Haynes or Chilton in the local library that will cover it in some way. If not in the library, Autozone should have a manual that covers it.