Grand Caravan V6-3.3L VIN R (2005)
schedule A. The spark plugs have a recommended service life of 75,000 miles for severe driving conditions per schedule B. A thin platinum pad is
welded to both or just the center electrode end(s) as shown. Extreme care must be used to prevent spark plug cross threading, mis-gapping and ceramic
insulator damage during plug removal and installation.
CAUTION: Cleaning of the platinum plug may damage the platinum tip.