CHEVROLET S-10 ENGINE SYMPTOM

My Hus­band Just Re­placed The Dis­tri­b­u­tion Cap, Starter, Al­ter­na­tor, And Bat­tery To His Truck Listed Above, But Seems To Be Hav­ing...

I Re­placed The Fuel Pump And Fuel Fil­ter, The Up­per O2 Sen­sor And The Plugs And Wires And Still When I Put Starter Fluid Into The Air...