Mechanics

MY DOES NOT HAVE POWER TO GO UP ANY TYPE OF HILL, IT SPITS AND SPUTTERS WHILE IDLING AND DRIVE. I CHANGE THE CATALYTIC CONVERTE, SPARK P

2000 Pontiac Grand Am • 21,400 miles

My 2000 Grand Am does not have power to go up any type of hill, It spits and sputters while idling and drive. I change the Catalytic converte, spark plugs and boots and it is still doing it. What else canit be?
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Badturn
May 31, 2012.






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