Vehicle Segment:
Mid-size SUV, known for its balance of on-road comfort and off-road capability.
Jeep Brand Heritage:
Carries the legacy of Jeep's off-road prowess and iconic design.
Key Competitors Era:
Ford Explorer, Chevrolet Blazer, Toyota 4Runner, Nissan Pathfinder.
Vehicle Selling Points:
Robust chassis, available Quadra-Trac II 4WD system, comfortable interior for its class, towing capacity.
Target Audience:
Professional mechanics, DIY enthusiasts, fleet maintenance personnel.
Primary Coverage:
Workshop Repair and Maintenance
Diagnostic Focus:
Problem Determination and Recommended Repair Procedures
Estimated Page Count:
Over 1000 pages (typical for comprehensive workshop manuals of this era)
Manual Classification:
Workshop Manual / Service Manual / Repair Manual
Language Of Content:
English
Digital Format:
PDF (implied by modern sales of such manuals)
Print Quality:
High-resolution scans, ensuring clarity of diagrams and text (for PDF).
Binding Type:
Wire-bound or perfect-bound (for physical copies), clickable hyperlinks (for PDF).
Paper Type:
Durable, matte finish paper suitable for workshop environments (for physical copies).
Engine Systems:
Engine mechanical (assembly, disassembly, overhaul), lubrication, cooling, fuel, ignition, emissions control, starting, charging.
Transmission Drivetrain:
Manual and automatic transmission repair, transfer case operation and repair, driveline components (axles, driveshafts, U-joints).
Suspension Steering:
Front and rear suspension systems (solid axles and independent suspension for later models if applicable), steering gear, power steering system, wheel alignment specifications.
Brakes:
Hydraulic brake system, disc and drum brake service, parking brake system, ABS (Anti-lock Braking System) diagnosis and repair.
Electrical Electronics:
Complete electrical schematics, power distribution, lighting systems, instrument cluster, comfort and convenience systems, engine control module (ECM) diagnosis, body control module (BCM) if applicable.
Body Chassis:
Body exterior and interior trim, doors, windows, roof, chassis frame inspection and repair, heating, ventilation, and air conditioning (HVAC).
Diagnostic Procedures:
Systematic troubleshooting flowcharts, symptom-based diagnostics, component testing procedures.
Maintenance Procedures:
Scheduled maintenance tasks, fluid changes, filter replacements, lubrication points.
Repair Procedures:
Step-by-step instructions for component removal, installation, and overhaul, including torque specifications.
Special Tool Requirements:
Identification and usage instructions for specialized tools required for specific repairs.
Diagnostic Capability:
Advanced diagnostic procedures for identifying the root cause of complex vehicle issues.
Rebuild Scope:
Comprehensive engine, transmission, and axle rebuild procedures.
Electrical Schematics Detail:
Detailed wiring diagrams with component locations and wire color codes.
Engine Option 1 Code:
4.0L Inline-6 (242 ci)
Engine Option 1 Type:
Overhead Valve (OHV)
Engine Option 1 Bore Stroke:
3.875 x 3.57 inches
Engine Option 1 Horsepower Range:
Approx. 190-195 hp
Engine Option 1 Torque Range:
Approx. 230-235 lb-ft
Engine Option 1 Fuel System:
Multi-port Fuel Injection (MPI)
Engine Option 2 Code:
4.7L V8 (287 ci) 'PowerTech'
Engine Option 2 Type:
Overhead Valve (OHV), 16-valve
Engine Option 2 Bore Stroke:
3.76 x 3.39 inches
Engine Option 2 Horsepower Range:
Approx. 220-235 hp
Engine Option 2 Torque Range:
Approx. 285-300 lb-ft
Engine Option 2 Fuel System:
Multi-port Fuel Injection (MPI)
Engine Control:
ECU (Engine Control Unit) with OBD-II diagnostics.
Transmission Option 1 Type:
42RE 4-Speed Automatic
Transmission Option 1 Applicability:
Commonly paired with 4.0L engine.
Transmission Option 2 Type:
45RFE 4-Speed Automatic (later models, more robust)
Transmission Option 2 Applicability:
Often paired with 4.7L V8 engine.
Transfer Case Options:
Selec-Trac (full-time 4WD with 2WD mode), Quadra-Trac II (full-time 4WD with low-range gearing).
Axle Ratios:
Typically 3.73 or 4.00 for 4.0L, and 3.73 for 4.7L V8, depending on option/trim.
NHTSA Front Crash Test Driver:
Acceptable (for some years/configurations)
NHTSA Front Crash Test Passenger:
Acceptable (for some years/configurations)
ABS:
Standard on most models, available 4-wheel disc brakes with ABS.
Traction Control:
Available (e.g., 'Trak-Lok' rear differential, electronic traction control on later models).
Airbags:
Driver and passenger front airbags.
Seatbelts:
Three-point seat belts with pretensioners.
Oil Change Interval:
Every 5,000 to 7,500 miles or 6 months, whichever comes first (consult manual for specific engine/oil type).
Air Filter Replacement:
Every 15,000 to 30,000 miles, or as needed based on driving conditions.
Spark Plug Replacement:
Approx. 100,000 miles for platinum/iridium plugs (check manual for specific type).
Engine Oil Type:
API SN, SM, SL, SJ, SH, SG. Viscosity: SAE 5W-30 for 4.0L, SAE 5W-30 or 10W-30 for 4.7L V8 (check manual for precise recommendations).
Engine Coolant Type:
Chrysler HOAT (Hybrid Organic Acid Technology) Antifreeze/Coolant (e.g., Mopar OAT 50/50 mix).
Transmission Fluid Type:
ATF+4 (Automatic Transmission Fluid Type 9602) for 42RE and 45RFE transmissions.
Brake Fluid Type:
DOT 3 or DOT 4 Heavy Duty brake fluid.
Engine Common Concerns:
Cracking cylinder heads on early 4.7L V8 models, oil filter housing leaks, valve cover gasket leaks on 4.0L.
Transmission Common Concerns:
Overheating of 42RE transmission, potential for solenoid pack issues.
Suspension Common Concerns:
Worn track bar bushings, ball joints, and tie rod ends. Leaking front axle seals.
Electrical Common Concerns:
Water pump failure leading to coolant leaks onto alternator, failing window regulators, HVAC blower motor resistor failure.
Jeep Legacy:
Founded on military utility vehicles, evolving into civilian SUVs with renowned off-road capability.
Wj Generation Introduction:
The WJ generation debuted for the 1999 model year, replacing the ZJ Grand Cherokee. It featured a more refined, unibody construction and was initially offered with the 4.0L inline-6. The 4.7L V8 was introduced for 2000.
Key Updates During Period:
Introduction of the 4.7L V8 engine, updates to the 4WD systems (e.g., Quadra-Drive availability on later models).
Manufacturing Locations:
Primarily Jefferson North Assembly Plant, Detroit, Michigan, USA.
Production Span:
The WJ Grand Cherokee was produced from 1998 (for the 1999 model year) to 2004, with this manual specifically covering the initial production years up to 2000.
Motor Trend SUV Of The Year:
Grand Cherokee (ZJ) was MotorTrend's SUV of the Year in 1993, setting a precedent for the model line's acclaim.
Car And Driver Editors Choice:
While not always top-tier, the Grand Cherokee consistently received attention for its capabilities.
