when is it time for a tune up on 2004 Dodge Ram 1500

when is it time to tune up dodge ram .i have 166000 miles

by in San Antonio, TX on December 09, 2013
1 answer
ANSWER by , December 09, 2013
Usually good for 100,000 now days, or until it starts running poorly. Yours is probably due if it hasn't been done. Use champion spark plugs.