Segment:
Mid-size Luxury SUV
Key Selling Points:
Off-road capability, luxurious interior for its time, strong V8 engine option, comfortable ride.
Direct Competitors:
Ford Explorer, Chevrolet Blazer, Toyota 4Runner, Nissan Pathfinder, Land Rover Discovery.
Powertrain Options:
Renowned for its durable PowerTech inline-six and the more powerful High Output V8.
Off Road Systems:
Available Quadra-Trac II and Selec-Trac 4WD systems offered impressive off-road prowess.
Interior Appointments:
Offered premium features like leather seating, dual-zone climate control, and a refined dashboard layout for its segment.
Primary Coverage:
Comprehensive service and repair for all Jeep Grand Cherokee WJ models manufactured in the year 2000.
Engine Coverage:
4.0L I6 (PowerTech), 4.7L V8 (High Output)
Transmission Coverage:
42RE (4-Speed Automatic), 45RFE (4-Speed Automatic), NV242 Selec-Trac (Transfer Case), NV247 Quadra-Trac II (Transfer Case)
Type:
Factory Service Manual / Workshop Manual
Format:
Downloadable Digital Format (PDF)
Powertrain:
Engine mechanical, fuel system, ignition system, exhaust system, cooling system, lubrication system, engine control systems (PCM).
Transmission Drivetrain:
Automatic transmission overhaul and repair (42RE, 45RFE), transfer case operation and service (NV242, NV247), driveline components (U-joints, driveshafts, axles).
Chassis Suspension Steering:
Front and rear suspension systems (solid front axle, multi-link rear), steering gear, power steering system, wheel alignment specifications.
Brakes:
Front and rear brake systems (disc brakes, ABS), parking brake, hydraulic system.
Electrical Electronics:
Complete wiring diagrams, battery, charging system, starting system, lighting, instruments, body electricals, power accessories, diagnostics for electronic control modules (ECMs).
Body Interior:
Body construction, interior trim, seats, door mechanisms, glass, seals, HVAC system, exterior body panels, bumpers.
Routine Maintenance:
Oil changes, fluid checks and replacements, filter changes, spark plug replacement, belt inspections and replacement, tire rotation and pressure checks.
Diagnostic Troubleshooting:
Step-by-step diagnostic procedures for common and uncommon faults, diagnostic trouble codes (DTCs), wiring harness testing, component testing.
Major Repairs:
Engine rebuilds, transmission overhauls, differential repairs, suspension component replacement, brake system overhauls, electrical component replacement.
Component Replacement:
Detailed instructions for replacing all major and minor components, including alternators, starters, water pumps, radiators, fuel pumps, sensors, actuators, body control modules.
Depth:
Comprehensive, covering from basic maintenance to complete engine and transmission rebuilds, including detailed electrical schematics and diagnostic flowcharts.
Transmission 1 Type:
42RE 4-Speed Automatic
Transmission 2 Type:
45RFE 4-Speed Automatic (Standard on 4.7L V8, optional on 4.0L I6)
Transfer Case 1:
NV242 Selec-Trac (Part-time, Full-time 4WD options)
Transfer Case 2:
NV247 Quadra-Trac II (Full-time 4WD with electronic 2-speed transfer case)
Final Drive Ratio:
3.73:1 (Standard on most models), 3.55:1 (Optional on some)
NHTSA Frontal Driver Impact:
4 stars (in its era, comparable to other SUVs)
NHTSA Frontal Passenger Impact:
4 stars (in its era, comparable to other SUVs)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Optional (Trac-Tech) on some models
Airbags Front:
Driver and passenger front airbags
Body Structure:
Unibody construction with integrated steel frame for enhanced rigidity and crash protection.
Oil Change Interval:
Every 3,000-7,500 miles or 6-12 months, depending on oil type and driving conditions (refer to manual for specifics).
Transmission Fluid Change Interval:
Every 30,000-60,000 miles (severe use may require more frequent changes).
Coolant Flush Interval:
Every 30,000-60,000 miles or 2-4 years.
Engine Oil Specification:
API Service SN or newer, SAE 5W-30 (preferred for both engines, consult manual for variations).
Transmission Fluid Specification 42Re:
ATF+4 (MS-9602)
Transmission Fluid Specification 45Rfe:
ATF+4 (MS-9602)
Coolant Specification:
Chrysler/Mopar HOAT (Hybrid Organic Acid Technology) Antifreeze/Coolant, OAT (Organic Acid Technology) is NOT compatible.
Brake Fluid Specification:
DOT 3
Heater Core Leaks:
Common issue with the heater core failing, leading to coolant leaks into the cabin. The manual will detail replacement procedures.
Transmission Slipping 42Re:
The 42RE transmission can exhibit slipping issues; the manual provides diagnostic steps and repair instructions.
Transfer Case Pump Failure:
Quadra-Trac II transfer cases can experience pump failures; the manual covers disassembly and repair.
Trackbar Wear:
Front track bar bushings can wear prematurely, causing steering looseness; the manual details replacement.
Cracked Exhaust Manifolds:
The 4.7L V8 is prone to cracking exhaust manifolds, affecting performance and emissions. The manual will offer repair or replacement guidance.
Jeep Legacy:
Jeep's long-standing reputation for robust 4x4 capability and off-road prowess.
Wj Generation:
The WJ generation (1999-2004) represented a significant upgrade in refinement, interior comfort, and technology over the previous ZJ model.
Design Philosophy:
Marked a shift towards a more upscale and refined SUV experience, bridging the gap between traditional off-roaders and luxury SUVs.
Manufacturing Plant:
Jefferson North Assembly Plant, Detroit, Michigan, USA
Production Years:
1999-2004