2001 Blazer Lt 4.3 engine cranks won't start, sputters like it would turn over nothing. New plugs, wires, cap, distributer, ignition module, stater and battery. It's getting gas after cranking thers a smell. ran great for 2 weeks. The fuel guage would pulse on occasion. Just before this the car paused for a second than ran normally. Please help I am totaly broke.