they are on under plastic cover on each valve cover. just take time removing lines weires sensors above them.
Recommended change is 100,000 miles
Fuel filter.. Air Filter.. Spark Plugs...
Whatever is recommended in the owners' manual will be your best bet overall.
8 spark plugs
4 Spark plugs
2002 galant , can't find the spark plugs
ALL gasoline engines have spark plugs. Only diesels don't have spark plugs.
How do I change spark plugs on Toyota rav 4 2003
No spark plugs on a diesel
Does a 2003 ford expedition have spark plugs?
ac delco spark plugs are type that originally came with 2003 GMC envoy
( 6 spark plugs ) for your V6 engine in a 2003 Lincoln LS