Miles:
6,000
12,000
18,000
24,000
30,000
36,000
42,000
48,000
54,000
60,000
66,000
72,000
78,000
84,000
90,000
96,000
102,000
108,000
114,000
120,000
126,000
132,000
138,000
144,000
150,000
Or Months:
6
12
18
24
30
36
42
48
54
60
66
72
78
84
90
96 102 108 114 120 126 132 138 144 150
Or Kilometers:
10,000
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
160,000
170,000
180,000
190,000
200,000
210,000
220,000
230,000
240,000
250,000
Replace the engine air cleaner filter.
X
X
X
X
X
Replace the air conditioning filter.
X
X
X
X
X
X
X
X
X
X
X
X
Inspect and replace the PCV Valve if necessary
X
Replace the spark plugs – 6.2L Supercharged
Engine **
X
X
Replace the spark plugs – 6.4L Engine **
X
Flush and replace the engine coolant/
intercooler at 120 months if not done at
150,000 miles (240,000 km).
X
X
** The spark plug change interval is mileage
based only, yearly intervals do not apply.
WARNING!
• You can be badly injured working on or
around a motor vehicle. Do only service
work for which you have the knowledge
WARNING!
and the right equipment. If you have any
doubt about your ability to perform a ser-
vice job, take your vehicle to a competent
mechanic.
WARNING!
• Failure to properly inspect and maintain
your vehicle could result in a component
malfunction and effect vehicle handling
and performance. This could cause an ac-
cident.
SERVICING
AND
MAINTENANCE
166
