LUBRICATION AND MAINTENANCE
Z GEAR LUBRICANTS A dual grade is also used to specify viscosity of multi-purpose gear lubricants. API grade designation identifies gear lubricants in terms of recommended usage. MopartSynthetic Gear lube is required for use in vehicles with a trailer towing package.
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GENERAL MAINTENANCE 4.0L ENGINES
CHASSIS COMPONENT AND WHEEL BEARING LUBRICANTS Chassis and wheel bearing lubricants that are recommended are identified by the NLGI Certification Symbol. The symbol contains a coded designation. This identifies usage and quality of the lubricant. The letter G within the symbol designates wheel bearing lubricant. The letter L designates chassis lubricant. When the letters are combined, the lubricant can be used for dual applications.
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Fig. 3 NLGI Lubricant Container Certification/ Identification Symbol
LUBRICATION AND REPLACEMENT PARTS RECOMMENDATION Jeeptvehicles are engineered to provide many years of dependable operation. However, lubrication service and maintenance are required for each vehicle. When necessary, MOPARtbrand lubricants and genuine replacement parts are highly recommended. Each MOPARtbrand lubricant and replacement part is designed and to provide dependability and long service life.
COMPONENTS REQUIRING NO LUBRICATION There are many components that should not be lubricated. The components that should not be lubricated are: • Generator bearings • Brake booster cylinder • Distributors • Drive belts
Drive belt idler pulleys Idler arms Rubber bushings Starter motor bearings Suspension strut bearings Rear wheel bearings Throttle control cables Throttle linkage ball joints Water pump bearings
GENERAL MAINTENANCE 5.2L ENGINES
