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
Inspect the rear axle fluid. Inspect the front axle fluid
(All Wheel Drive Only). XXX X X X X
Inspect the brake linings, replace as necessary. X X X X X X X
Adjust park brake on vehicles equipped with four
wheel disc brakes. XXX X X X X
Inspect transfer case fluid (All Wheel Drive Only). X X X
Additional Maintenance
Replace engine air filter. X X X X X
Replace cabin/air conditioning filter. X X X X X X X
Replace spark plugs. ** X
Flush and replace the engine coolant at 10 years or
150,000 miles (240,000 km) whichever comes first. XX
Inspect the transfer case fluid. Change the transfer
case fluid; if using your vehicle for any of the follow-
ing: police, taxi, fleet, off-road, or frequent trailer tow-
ing. (All Wheel Drive Only). XX
8
MAINTENANCE SCHEDULES 497
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
Change the rear axle fluid if using your vehicle
for any of the following: police, taxi, fleet or fre-
quent trailer towing. XX X
Inspect the rear axle fluid. XXXXXXXX
Inspect front suspension, tie rod ends, and boot
seals, for cracks or leaks and all parts for dam-
age, wear, improper looseness or end play; re-
place if necessary. XXXXXXXXXXXX
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 ** XX
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). XX
** The spark plug change interval is mileage based only,
yearly intervals do not apply.
8
MAINTENANCE SCHEDULES 501
