My blazer 4.3 1996, just replaced intake manifold gasket. Starting from scratch with timing, just got truck figured why not. Found TDC. IS IT POSSIBLE TO be at TDC and not on compression stroke? Also my fuel pump seems to be stuck on any help please.!!!!

 

unfortunatly we need more informarion. starting from the begining, explain in exact detail what you did and how you did it, and what the exact problem is. Tell us everything even somthing small you did like swap a fuse, its all very important. thanks