Jeep 2008 Commander User Manual

Page 379

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MAINTAINING YOUR VEHICLE

CONTENTS

Ⅵ Engine Compartment – 3.7L . . . . . . . . . . . . . . . 382
Ⅵ Engine Compartment – 4.7L . . . . . . . . . . . . . . . 383
Ⅵ Engine Compartment – 5.7L . . . . . . . . . . . . . . . 384
Ⅵ Onboard Diagnostic System — OBD II . . . . . . . . 385

▫ Loose Fuel Filler Cap Message . . . . . . . . . . . . 386

Ⅵ Emissions Inspection And Maintenance

Programs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 386

Ⅵ Replacement Parts . . . . . . . . . . . . . . . . . . . . . . 388
Ⅵ Dealer Service . . . . . . . . . . . . . . . . . . . . . . . . . 388

Ⅵ Maintenance Procedures . . . . . . . . . . . . . . . . . . 389

▫ Engine Oil . . . . . . . . . . . . . . . . . . . . . . . . . . 389
▫ Drive Belts — Check Condition And Tension . . 392
▫ Spark Plugs . . . . . . . . . . . . . . . . . . . . . . . . . 392
▫ Spark Plug Wires . . . . . . . . . . . . . . . . . . . . . 392
▫ Engine Air Cleaner Filter . . . . . . . . . . . . . . . . 393
▫ Catalytic Converter . . . . . . . . . . . . . . . . . . . . 393
▫ Crankcase Emission Control System . . . . . . . . 395
▫ Maintenance-Free Battery . . . . . . . . . . . . . . . . 395

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