Positioning:
The 2000 Jeep Grand Cherokee (WJ generation) was positioned as a premium, highly capable mid-size SUV, known for its off-road prowess and comfortable interior. It competed with vehicles like the Ford Explorer, Chevrolet Blazer, Toyota 4Runner, and Land Rover Discovery.
Strengths:
Robust powertrain options (including legendary inline-six and V8 engines), advanced four-wheel-drive systems (Quadra-Trac II, Selec-Trac), comfortable ride, substantial towing capacity, and superior off-road capability compared to many competitors.
Features:
Available in various trim levels (Laredo, Limited, Overland), offering luxury amenities such as leather seating, premium audio, and advanced climate control. The WJ platform introduced significant improvements in refinement and on-road manners over its predecessor.
Systems Covered:
Lubrication and Maintenance, Suspension, Differential and Driveline, Brakes, Cooling System, Battery, Starting Systems, Charging System, Ignition System, Instrument Panel Systems, Audio Systems, Horn Systems, Speed Control System, Turn Signal and Hazard Warning Systems, Wiper and Washer Systems, Lamps, Passive Restraint Systems, Electrically Heated Systems, Power Distribution System, Power Lock Systems, Vehicle Theft/Security Systems, Power Seat Systems, Power Window Systems, Power Mirror Systems, Chime/Buzzer Warning Systems, Overhead Console Systems, Wiring Diagrams, Engine, Exhaust System, Frame and Bumpers, Fuel System, Steering, Transmission and Transfer Case, Tires and Wheels, Body, Heating and Air Conditioning, Emission Control Systems
Estimated Page Count:
Approximately 2500+ pages (typical for comprehensive factory service manuals of this era)
Type:
Service and Repair Manual
Powertrain:
Engine, Fuel System, Exhaust System, Cooling System, Transmission, Transfer Case, Differential, Driveline Components
Chassis:
Suspension (Front and Rear), Steering, Brakes (Front and Rear, ABS), Wheels and Tires
Electrical:
Battery, Starting System, Charging System, Ignition System, Lighting, Instrument Panel, Audio System, Speed Control, Wiper/Washer, Horn, Turn Signals, Hazard Warning, Power Distribution, Power Locks, Power Seats, Power Windows, Power Mirrors, Theft/Security, Electrically Heated Systems, Chime/Buzzer, Overhead Console, Wiring Diagrams
Body:
Frame and Bumpers, Body Panels, Doors, Glass, Interior Trim, HVAC (Heating and Air Conditioning)
Emissions:
Emission Control Systems
Diagnostic Procedures:
Troubleshooting guides, diagnostic trouble codes (DTCs) interpretation, electrical system diagnostics, mechanical system diagnostics
Repair Procedures:
Step-by-step instructions for component removal, installation, overhaul, and adjustment
Maintenance Procedures:
Routine service, lubrication, fluid changes, filter replacements, inspections
Adjustment Procedures:
Alignment, brake adjustments, clutch adjustments (if applicable)
Depth:
Comprehensive, covering everything from basic scheduled maintenance to advanced engine, transmission, and electrical system diagnostics and repairs. Includes detailed torque specifications, clearances, and diagnostic flowcharts.
Engine 1 Type:
4.0L "Power Tech" Inline-6 (I6)
Engine 1 Displacement:
3952 cc (241 cu in)
Engine 1 Horsepower:
190 hp @ 4600 rpm
Engine 1 Torque:
235 lb-ft @ 3200 rpm
Engine 2 Type:
4.7L "Magnum" V8 (PowerTech)
Engine 2 Displacement:
4701 cc (287 cu in)
Engine 2 Horsepower:
220 hp @ 4400 rpm (later models 235 hp @ 4400 rpm)
Engine 2 Torque:
295 lb-ft @ 3200 rpm (later models 325 lb-ft @ 3200 rpm)
Fuel Delivery:
Sequential Multi-Port Fuel Injection (MPI)
Ignition Type:
Distributorless Ignition System (DIS) with coil-on-plug ignition for the 4.7L V8; distributor with coil for the 4.0L I6.
Transmission Type 40L:
42RE 4-Speed Automatic Transmission
Transmission Type 47L:
45RFE / 545RFE 4-Speed Automatic Transmission (later updated to 5-speed for 4.7L)
Transfer Case Options:
Selec-Trac (NV242), Quadra-Trac II (NV247)
Automatic Transmission Fluid:
ATF+4 (MS-9602) for 45RFE/545RFE; ATF+3 (MS-9227) for 42RE. Consult manual for precise fill amounts.
NHTSA Front Impact Driver:
4 Stars (for 2000 model year)
NHTSA Front Impact Passenger:
4 Stars (for 2000 model year)
ABS:
Standard (4-wheel disc ABS)
Airbags:
Driver and front-passenger airbags
Seatbelts:
Three-point seatbelts for all seating positions
Audio System Options:
Factory AM/FM/CD player, optional Infinity Gold premium audio system with amplifier and subwoofer.
Cruise Control:
Standard feature, known as Speed Control.
Trailer Towing:
Factory tow package often included with wiring harnesses and appropriate cooling. Towing capacity up to 6,500 lbs with the V8 engine.
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. Consult the manual for specific recommendations.
Transmission Fluid Change:
Typically every 30,000-60,000 miles (48,000-96,000 km), depending on usage. Critical for longevity of the automatic transmissions.
Coolant Change:
Initial change at 60,000 miles (96,000 km), then every 30,000 miles (48,000 km) or 2 years.
Engine Oil Type 40L:
API certified SAE 10W-30 or 10W-40 (check manual for specific viscosity range based on temperature).
Engine Oil Type 47L:
API certified SAE 5W-30 or 10W-30 (check manual for specific viscosity range based on temperature).
Coolant Type:
Chrysler HOAT (Hybrid Organic Acid Technology) Antifreeze/Coolant, color is typically orange or red. Capacity approx. 12-14 quarts.
Common Issues 40L Engine:
Cracked cylinder heads (early models), oil filter housing leaks, occasional oil pressure sensor issues, worn valve stem seals leading to blue smoke on startup.
Common Issues 47L Engine:
Head gasket failures (especially on early models), camshaft/lifter noise, intake manifold gasket leaks, oil cooler line leaks.
Common Issues Transmission:
Torque converter shudder, issues with the transmission control module (TCM), worn clutch packs, transmission fluid leaks.
Common Issues Suspension Steering:
Worn ball joints, tie rod ends, track bar bushings, and control arm bushings; power steering pump leaks.
Common Issues Electrical:
Faulty "widowmaker" coolant temp sensor on early 4.0L engines, issues with the Body Control Module (BCM), power window/lock actuator failures, instrument cluster issues.
Jeep Legacy:
Jeep has a long-standing heritage in robust, go-anywhere vehicles, originating from its military roots in World War II. The Grand Cherokee represents the evolution towards a more refined and luxurious SUV within the Jeep brand.
Wj Generation Intro:
The WJ generation of the Grand Cherokee was introduced for the 1999 model year, succeeding the ZJ. It featured a completely new platform with a unibody construction and independent front suspension, offering a more refined ride and improved handling.
Manufacturing Location:
Detroit, Michigan, USA
