Dodge 2015 Charger SRT 392 Owner's Manual page 552

550 MAINTENANCE SCHEDULES
Miles:
Or Months: 6 12 18
Or Kilome-
ters:
Replace the
spark plugs
– 6.4L En-
gine **
Flush and
replace the
engine
coolant/
intercooler
at 120
months if
not done at
150,000
miles
(240,000
km).
** The spark plug change interval is mileage based only, yearly intervals do not apply.
24 30 36 42 48 54 60 66 72 78 84 90 96 102 108 114 120 126 132 138 144 150
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