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 spark plugs – 6.2L Super-
charged Engine.
**
XX
Replace the spark plugs –
6.4L Engine.
**
X
Flush and replace the engine coolant at
120 months if not done at
150,000 miles (240,000 km).
XX
** The spark plug change interval is mileage based only, monthly 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 and the right equipment. If
you have any doubt about your ability to perform a
service job, take your vehicle to a competent
mechanic.
•
Failure to properly inspect and maintain your
vehicle could result in a component malfunction
and effect vehicle handling and performance. This
could cause an accident.
258 SERVICING AND MAINTENANCE