Jeep Grand CHEROKEE ZJ 4X4 (LHD) 1998 Service Repair Manual

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🏷️ Basic Information Identification Make: Jeep Model: Grand Cherokee Generation Code: ZJ Model Year: 1998 Drivetrain: 4x4 Steering Position: Left-Hand Drive (LHD) 👋 Introduction Market Position Segment: Mid-size Luxury SUV...

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Sku: 515779

Tags: 1998 Car Cars Grand CHEROKEE ZJ 4X4 Jeep Misc

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Description

🏷️ Basic Information

Identification

Make:

Model:

Grand Cherokee

Generation Code:

Model Year:

Drivetrain:

Steering Position:

Left-Hand Drive (LHD)

👋 Introduction

Market Position

Segment:

Mid-size Luxury SUV

Brand Perception:

Known for off-road capability and towing prowess, blended with luxury and comfort for the era.

Competitive Analysis

Key Competitors 1998:

Ford Explorer, Chevrolet Blazer/Tahoe, Toyota 4Runner, Land Rover Discovery

Key Features

Distinctive Features:

Unibody construction (unique for SUVs at the time), Quadra-Coil suspension, iconic Jeep styling, powerful engine options, available robust 4x4 systems.

Target Audience:

Families and individuals seeking a capable, comfortable, and somewhat luxurious sport utility vehicle for daily driving and recreation.

📋 Manual Details

Coverage Areas

Manual Type:

Service Repair Manual

Language:

English

Format:

Digital Format:

Searchable PDF

Printable:

Page Count:

Approximately 2000+ pages (typical for a comprehensive factory service manual)

📖 Manual Coverage

Systems Covered

Engine Systems:

Engine mechanical, lubrication, cooling, fuel, ignition, exhaust, emissions control, starting, charging

Transmission Drivetrain:

Automatic Transmission (42RE, 46RE), Transfer Case (NV242, NV249), Drive Axles (Dana 35 IFS, Chrysler 8.25 rear), Driveshafts, U-joints

Brakes:

Hydraulic system, disc brakes (front and rear), anti-lock braking system (ABS)

Suspension Steering:

Front suspension (IFS), rear suspension (solid axle), power steering system, steering column

Electrical:

Battery, charging system, starting system, lighting, instrumentation, power windows, locks, mirrors, audio system, trailer tow wiring

HVAC:

Heating, Ventilation, and Air Conditioning system

Body Chassis:

Body construction, interior trim, exterior trim, doors, glass, bumpers, frame, exhaust system mounting

Safety Restraints:

Airbags, seat belts

Procedures Included

Maintenance:

Scheduled maintenance, fluid checks and changes, filter replacements, lubrication

Diagnostics:

Troubleshooting guides, diagnostic trouble codes (DTCs), diagnostic procedures for all systems

Repair Overhaul:

Detailed step-by-step repair procedures for all major components and systems, including complete engine and transmission rebuilds

Component Replacement:

Procedures for replacing alternators, starters, fuel pumps, radiators, brake components, suspension parts, and more

Electrical Wiring:

Wiring diagrams, component locations, testing procedures for electrical circuits

Technical Depth

Depth:

Comprehensive, factory-level detail covering basic maintenance to complete engine and transmission overhaul, including advanced diagnostics.

📊 Manual Specifications

File Format

File Type:

Searchability:

Full text searchable

Print Quality:

High resolution, suitable for printing

Digital Rights:

Personal use license

Binding Type

Binding:

Not Applicable (Digital PDF)

Paper Type

Paper:

Not Applicable (Digital PDF)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Inline 6-Cylinder, Overhead Valve (OHV)

Engine Displacement:

4.0 Liters (242 cubic inches)

Engine Code:

ERH (4.0L)

Horsepower:

185 hp @ 4,700 RPM

Torque:

220 lb-ft @ 3,200 RPM

Performance

Engine Material:

Cast Iron Block, Aluminum Cylinder Head

Fuel System

Fuel Delivery:

Sequential Electronic Fuel Injection (SEFI)

Fuel Type:

Unleaded Regular Gasoline (87 octane recommended)

Emissions Control:

Catalytic Converter, EGR system

Optional Engine

Engine Type:

V8, Overhead Valve (OHV)

Engine Displacement:

5.2 Liters (318 cubic inches) Magnum

Horsepower:

220 hp @ 4,400 RPM

Torque:

295 lb-ft @ 3,200 RPM

Engine Code:

EVC (5.2L)

🔧 Transmission

Standard

Transmission Type:

4-Speed Automatic

Transmission Model:

Optional

Transmission Type:

4-Speed Automatic

Transmission Model:

46RE (typically with 5.2L V8)

Features

Transfer Case Std:

Selec-Trac NV242 (Part-time 2WD, Full-time 4WD, Neutral, 4-Low)

Transfer Case Opt:

Quadra-Trac NV249 (Full-time 4WD with viscous coupling)

Transmission Fluid:

ATF+4 (formerly ATF+3) Mopar Spec

📐 Dimensions

Exterior

Wheelbase:

108.7 inches (2761 mm)

Length:

179.1 inches (4549 mm)

Width:

71.7 inches (1821 mm)

Height:

66.4 inches (1687 mm)

Weights

Curb Weight Approx:

4,100 - 4,500 lbs (1860 - 2041 kg), varies by engine and options

Towing Capacity Max:

Up to 6,500 lbs (2948 kg)

Cargo

Cargo Volume Behind Rear Seat:

Approx. 38.5 cu ft

Cargo Volume With Rear Seat Folded:

Approx. 76.0 cu ft

🛡️ Safety Features

Ratings

NHTSA Driver Front Impact:

4-Star (1998 models tested)

NHTSA Passenger Front Impact:

4-Star (1998 models tested)

Active Features

Standard Anti-lock Braking System (ABS) on all wheels.

Traction Control:

Optional, depending on trim level and drivetrain.

Passive Features

Airbags:

Driver and front passenger airbags

Seat Belts:

Three-point front and rear seat belts

💡 Technology Features

Infotainment

Audio System:

Factory AM/FM Cassette player with optional CD changer. Premium Infinity Gold audio system available on higher trims.

Navigation:

Not available from factory.

Driver Assistance

Cruise Control:

Standard

Rear Defroster:

Standard

Keyless Entry:

Optional

Connectivity

Connectivity Options:

Basic, primarily focused on vehicle systems and aftermarket integration is common.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,000 - 5,000 miles or 3-6 months, depending on driving conditions (consult manual for specifics).

Engine Coolant Flush:

Every 30,000 - 50,000 miles or 3-5 years.

Transmission Fluid Change:

Every 30,000 - 60,000 miles or 3-5 years, particularly important for towing.

Spark Plug Replacement:

Every 100,000 miles for platinum or iridium plugs (if equipped), otherwise follow specific mileage recommendations.

Fluid Specifications

Engine Oil Type:

API Service SG, SH, or SJ; SAE 5W-30 (preferred) or 10W-30, depending on climate (verify with manual for exact specs).

Engine Oil Capacity:

Approx. 5 US quarts (4.7 L) with filter for 4.0L I6; 5 US quarts (4.7 L) for 5.2L V8.

Coolant Type:

Chrysler HOAT (Hybrid Organic Acid Technology) green coolant, 50/50 mix with distilled water.

Power Steering Fluid:

Mopar Power Steering Fluid or Dexron III ATF.

Brake Fluid Type:

DOT 3

Known Issues

Common Issue 1:

Cracked exhaust manifolds (especially on the 4.0L I6 due to heat cycles).

Common Issue 2:

Jeep 'Death Wobble' - a violent shaking of the steering wheel and front end, often caused by worn steering/suspension components (e.g., track bar, ball joints, tie rod ends).

Common Issue 3:

Water pump leaks or failures.

Common Issue 4:

Transmission issues (e.g., slipping, hard shifting) can be related to fluid condition or internal wear.

Common Issue 5:

Interior electrical gremlins, particularly with power accessories and HVAC controls.

Common Issue 6:

Heater core leaks.

Common Issue 7:

Radiator plastic end tanks cracking.

📚 Vehicle History

Brand Heritage

Brand Origin:

Jeep, a marque with deep roots in military and off-road vehicles since WWII.

Model Evolution

Zj Introduction:

The ZJ generation was introduced for the 1993 model year, representing Jeep's first foray into the luxury SUV segment.

Zj Update 1998:

The 1998 model year received a significant facelift, including revised exterior styling, updated interior appointments, and powertrain enhancements.

Zj Generation End:

The ZJ generation was succeeded by the WJ Grand Cherokee for the 1999 model year.

Production

Manufacturing Location:

Detroit, Michigan, USA (Jefferson North Assembly Plant)

🏆 Awards & Recognition

Recognitions

Award 1:

Motor Trend's 'Four Wheeler of the Year' for the Grand Cherokee (though specific to earlier ZJ models, it set the precedent).

Award 2:

Consistently ranked high in customer satisfaction and capability benchmarks for its class.

Ratings

Vehicle Longevity:

Known for robust powertrains (especially the 4.0L I6) capable of high mileage when properly maintained.