1999 silerado

[rjgti]

what size wrench do I need for the fan clutch nut again.  just wanna make sure I bring the right one home from the farm to do the water pump

[muddkatt]

36 mm or 1 13/32 according to my micrometer.

I measured one off of a 2001 5.3.

[rjgti]

thanks mudkatt

[carnau]

This is the set I own and it works great. I have used it for the last 10+ years.

 

http://amzn.to/2C0K33N