i am replacing my lower intake manifold gasket on my 97 blazer is it absolutely necessary to remove the cooling fan i cant seem to find a tool big enough in my town to take it off autozone keeps trying to give me the wrong stuff

 

No, you don't have to take off the fan. Because of the number of pictures provided, I like this LIM how-to the best:

How To Replace Intake Manifold Gaskets On A GMC Jimmy 4.3 Liter V6 To Fix A Coolant Leak - GM Truck Engine Repairs

 

awesome thats what i wanted to hear thanks for the quick reply

 

Pictures, thats a movie.