SERVICING AND MAINTENANCE- Page 417

2021 Jeep Gladiator Owner's Manual

Table of Contents

GETTING TO KNOW YOUR VEHICLE
GETTING TO KNOW YOUR INSTRUMENT PANEL
WARNING LIGHTS AND MESSAGES
STARTING AND OPERATING
MULTIMEDIA
SAFETY
OCCUPANT RESTRAINT SYSTEMS
SERVICING AND MAINTENANCE
VEHICLE MAINTENANCE
TECHNICAL SPECIFICATIONS
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SERVICING AND MAINTENANCE

415

Mileage or time passed (whichever comes first)

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

Or Years:

1 2

3

4

5

6

7

8

9

10 11 12 13 14 15

Or Kilometers:

16,000

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

Additional Inspections
Completely fill the Diesel Exhaust Fluid tank.

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Inspect the CV/Universal joints.

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Inspect front suspension, tie rod ends, and replace if 

necessary.

X

X

X

X

X

X

X

Inspect the front and rear axle fluid, change if using your 

vehicle for police, taxi, fleet, off-road or frequent trailer 

towing.

X

X

X

X

X

  

X

X

Inspect the brake linings, parking brake function.

X

X

X

X

X

X

X

Inspect transfer case fluid.

X

X

X

X

Additional Maintenance
Drain water from fuel filter assembly.

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Replace fuel filters and drain water from the fuel filter 

assembly.

Fuel filter replacement intervals should be every second oil change and must not 

exceed 20,000 miles (32,000 km) if using diesel fuel up to B5.

Replace engine air cleaner filter.

X

X

X

X

X

8

21_JT_OM_EN_USC_t.book  Page 415  

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  • 5. Replace engine air cleaner filter.

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