2004 John Deer Buck Utility ATV 500, 500EX and 500EXT Service Manual, Page 34Get this manual

2004 John Deer Buck Utility ATV 500, 500EX and 500EXT Service Manual, Page 34

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Go to next stepCheck spark plug electrode conditionGap is too big or spark plug condition is bad? Readjust gap (refer to "Specifications" section)Diagnose spark plug condition and replace it (refer to