Jeep 2007 Grand Cherokee User Manual

Page 351

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MAINTAINING YOUR VEHICLE

CONTENTS

Ⅵ Engine Compartment – 3.7L . . . . . . . . . . . . . . . 354
Ⅵ Engine Compartment – 4.7L . . . . . . . . . . . . . . . 355
Ⅵ Engine Compartment – 5.7L . . . . . . . . . . . . . . . 356
Ⅵ Engine Compartment – 3.0L Diesel . . . . . . . . . . 357
Ⅵ Onboard Diagnostic System — OBD II . . . . . . . . 358

▫ Loose Fuel Filler Cap Message . . . . . . . . . . . . 358

Ⅵ Emissions Inspection And Maintenance

Programs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 359

Ⅵ Replacement Parts . . . . . . . . . . . . . . . . . . . . . . 361

Ⅵ Dealer Service . . . . . . . . . . . . . . . . . . . . . . . . . 361
Ⅵ Maintenance Procedures . . . . . . . . . . . . . . . . . . 362

▫ Engine Oil . . . . . . . . . . . . . . . . . . . . . . . . . . 362
▫ Drive Belts — Check Condition And Tension . . 366
▫ Spark Plugs . . . . . . . . . . . . . . . . . . . . . . . . . 367
▫ Spark Plug Wires . . . . . . . . . . . . . . . . . . . . . 367
▫ Engine Air Cleaner Filter . . . . . . . . . . . . . . . . 367
▫ Catalytic Converter . . . . . . . . . . . . . . . . . . . . 368
▫ Crankcase Emission Control System . . . . . . . . 369

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