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car runs but no power or excelleration on 1996 Pontiac Sunfire

no excelleration or power, slows more on hills

Asked by for the 1996 Pontiac Sunfire
Many possibilities, do you have a check engine light on? Does it feel like the engine or transmission?
2 more answers
Many possibilities, do you have a check engine light on? Does it feel like the engine or transmission?
it could be a throttle positon sensor . This part isnt very expensive ,mine ran about $32.00 for my sunfire