MAINTAINING YOUR VEHICLE
CONTENTS
䡵 ENGINE COMPARTMENT — 3.6L ..........790
䡵 ENGINE COMPARTMENT — 5.7L ..........791
䡵 ENGINE COMPARTMENT — 6.4L ..........792
䡵 ONBOARD DIAGNOSTIC SYSTEM (OBD II) . . .793
▫ Onboard Diagnostic System (OBD II)
Cybersecurity ........................793
▫ Loose Fuel Filler Cap Message ............794
䡵 EMISSIONS INSPECTION AND MAINTENANCE
PROGRAMS ..........................795
䡵 REPLACEMENT PARTS ..................796
䡵 DEALER SERVICE ......................797
䡵 MAINTENANCE PROCEDURES ...........797
▫ Engine Oil ..........................798
▫ Engine Oil Filter ......................802
▫ Engine Air Cleaner Filter ................802
▫ Accessory Drive Belt Inspection ...........806
▫ Maintenance-Free Battery ...............808
▫ Air Conditioner Maintenance .............809
▫ Front Driveshaft Lubrication — 2500/3500
(Four-Wheel Drive Models Only) ..........810
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