332
SERVICING AND MAINTENANCE
Additional Maintenance
Replace engine air filter.
X
X
X
X
X
Replace spark plugs.
1
X
Flush and replace the engine coolant
at 10 years or
150,000 miles (240,000 km)
whichever comes first.
X
X
Change the automatic transmission
fluid (AS66RC Transmission Only).
X
X
X
Change the automatic transmission
fluid and sump filter (AS66RC
Transmission Only).
X
X
Inspect the transfer case fluid, change
for any of the following: police, taxi,
fleet, or frequent trailer towing.
X
X
X
X
X
Mileage or time passed
(whichever comes first)
20,000
30,000
40,000
50,000
60,000
70,000
80,000
90,000
100,000
110,000
120,000
130,000
140,000
150,000
Or Years:
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Or Kilometers:
32,000
48,000
64,000
80,000
96,000
112,000
128,000
144,000
160,000
176,000
192,000
208,000
224,000
240,000
2020_RAM_CHASSIS_CAB_OM_USA=GUID-6C67832B-7839-4CCF-BEFC-CDF988F949EA=1=en=.book Page 332