>> Can anyone here shed light on the recommended 25,000 mile service
>> intreval recommended for spark plugs in my Magnum RT with the 5.7L
>> Hemi? I replaced them once at about 30,000 and that did not help with
>> a rough idle that the car has had nearly since it was new. Now I'm
>> due to replace plugs again. The original plugs looked like new after
>> 30,000 miles. I suspect the current plugs are the same. Any point to
>> replace them? They cost $5 each and the Hemi takes 16 of them, so I'm
>> hesitant to spend the bucks if I don't need to.
>>
>> Dan
>
>Just because you have a rough idle does not mean it is a spark plug issue,
>have the system scanned for any faults. Plugs are recommended to be replaced
>at every 30k.
>What year is this?
>
>Glenn Beasley
>Chrysler Tech
>
It's a 2005 model that was built in July 2004. I bought it in Oct.
2004 when the dealer got the first RT with a Hemi. I thought the manual said 25K miles, but it might be 30K.