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DucatiKiller
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I have a 2004 Saab 9-3. Changed the coils less than a year ago. My car is sputtering when idling at and when driving. Started using premium gas at Chevron---thought it was the gasoline. Mileage is 11600. Can it be the spark plugs

Can it be the spark plugs? --changed them about one year ago

I have a 2004 Saab 9-3. Changed the coils less than a year ago. My car is sputtering when idling at and when driving. Started using premium gas at Chevron---thought it was the gasoline. Mileage is 11600. Can it be the spark plugs--changed them about one year ago

I have a 2004 Saab 9-3. Changed the coils less than a year ago. My car is sputtering when idling and when driving. Started using premium gas at Chevron---thought it was the gasoline. Mileage is 11600.

Can it be the spark plugs? --changed them about one year ago

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Patty
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My car is sputtering

I have a 2004 Saab 9-3. Changed the coils less than a year ago. My car is sputtering when idling at and when driving. Started using premium gas at Chevron---thought it was the gasoline. Mileage is 11600. Can it be the spark plugs--changed them about one year ago