Market Position:
The Jeep Grand Cherokee WJ (2000) represented Jeep's move towards a more refined and premium SUV, competing with models like the Ford Explorer, Toyota 4Runner, and Chevrolet Blazer. This manual targets owners and technicians who maintain and repair these capable vehicles.
Competitive Advantage:
This comprehensive service manual is considered superior to fragmented online resources or owner's manuals, offering detailed factory procedures and troubleshooting for all major systems, which is crucial for effective maintenance and repair.
Key Features:
Complete system coverage, detailed diagrams, extensive troubleshooting guides, torque specifications, and maintenance schedules, making it an indispensable tool for Grand Cherokee WJ owners and mechanics.
Powertrain:
Engine mechanical, engine electrical, fuel system, ignition system, exhaust system, transmission (automatic and manual), transfer case, driveline.
Chassis:
Suspension (front and rear), steering system, brake system (hydraulic, parking brake), wheels and tires.
Body And Interior:
Body panels, doors, windows, seats, HVAC system, interior trim, airbags, security system.
Electrical And Electronics:
Battery, charging system, starting system, lighting, instrumentation, power accessories, audio system, control modules (ECU/PCM, BCM).
Maintenance:
Scheduled maintenance intervals, fluid checks and changes, filter replacements, lubrication.
Diagnostics And Troubleshooting:
Diagnostic trouble codes (DTCs), symptom-based troubleshooting, electrical schematic interpretation, component testing.
Repair And Overhaul:
Component removal and installation, sub-assembly overhaul, full engine and transmission rebuild procedures.
Specifications And Data:
Torque specifications, clearances, fluid capacities, wiring diagrams, technical service bulletins (TSBs).
Depth Of Coverage:
Factory-level detail, suitable for professional technicians and advanced DIY mechanics. Covers everything from basic fluid changes to complete engine and transmission overhauls, including complex electrical diagnostics.
Standard Transmission:
4-Speed Automatic (42RE for 4.0L, 45RFE for 4.7L)
Optional Transmission:
5-Speed Manual (NV3500) - Rare for 4.0L, less common.
Transfer Case Options:
Selec-Trac (part-time 4WD), Quadra-Trac II (full-time 4WD).
Automatic Transmission Fluid Spec:
ATF+4 (Chrysler Material Standard MS-9602)
Wheelbase:
116.0 inches (2946 mm)
Length:
184.6 inches (4690 mm)
Width:
74.5 inches (1892 mm)
Height:
67.3 inches (1709 mm)
Curb Weight:
4,232 - 4,735 lbs (1,920 - 2,148 kg)
Towing Capacity:
Up to 5,000 lbs (2,268 kg) with optional tow package.
NHTSA Rollover Resistance Score:
3 out of 5 stars (average for its class at the time)
Active Safety Features:
Anti-lock Braking System (ABS), optional Traction Control (TC) on some models.
Passive Safety Features:
Driver and front passenger airbags, front and rear crumple zones, side impact beams.
Infotainment System:
Base models featured AM/FM radio with cassette player. Optional upgrades included CD players, premium audio systems (Infinity Gold), and navigation systems on later WJ models.
Driver Assistance Features:
ABS, optional traction control. Limited electronic driver aids compared to modern SUVs.
Connectivity Features:
Minimal by today's standards. Primarily featured power accessories, optional power seats, and cruise control.
Oil Change Interval:
Every 3,000-7,500 miles (5,000-12,000 km) or 6 months, depending on driving conditions and oil type used (refer to manual for specific recommendations).
Transmission Fluid Change Interval:
Every 30,000-60,000 miles (50,000-100,000 km) or 2-3 years, depending on usage. Crucial for longevity of the 45RFE and 42RE transmissions.
Engine Oil Spec:
SAE 5W-30 API Service SN or SP (check manual for specific viscosity based on temperature).
Coolant Spec:
Chrysler HOAT (Hybrid Organic Acid Technology) Long Life Antifreeze/Coolant, OAT Purple (MS-9769) or equivalent.
Common Issues 4.0L:
Cracked cylinder heads (older revisions), camshaft position sensor failures, oil filter adapter housing leaks.
Common Issues 4.7L:
Valve seat recession (early models), rear main seal leaks, torque converter clutch (TCC) issues, oil cooler line leaks.
Common Issues Chassis:
Death wobble (tie rod ends, ball joints, steering stabilizer), worn control arm bushings, leaks from differential seals, transfer case pump wear.
Brand Heritage:
Jeep, a brand synonymous with off-road capability and adventure, has a long history dating back to World War II. The Grand Cherokee line, introduced in 1993, aimed to blend this ruggedness with luxury and comfort.
Wj Generation Evolution:
The WJ generation (1999-2004) was a significant redesign from the ZJ. It featured a more aerodynamic and refined exterior, a more upscale interior, and improved on-road manners while retaining Jeep's renowned 4x4 capabilities. The 2000 model year was part of the early production run of this generation.
Manufacturing Location:
Jefferson North Assembly, Detroit, Michigan, USA.
