Dodge SRT Hellcat Owner's Manual page 561

Miles:
Or Months: 6 12 18
Or Kilometers:
Flush and re-
place the en-
gine 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
MAINTENANCE SCHEDULES 559
X X
8