Positioning:
A capable and comfortable mid-size luxury SUV, known for its off-road prowess and refined interior for its era.
Competitors:
Ford Explorer, Chevrolet Blazer, Toyota 4Runner, Nissan Pathfinder, Dodge Durango
Features:
Body-on-frame construction, available Quadra-Trac II 4WD system, comfortable ride, spacious interior, strong towing capacity.
Value Proposition:
Essential for owners and independent mechanics seeking to perform maintenance, diagnostics, and repairs on the Jeep Grand Cherokee WG.
Engine Mechanical:
Detailed overhaul procedures, component replacement, diagnostic information for all engine variants
Engine Performance:
Tuning, fuel system diagnosis and repair, emission controls
Transmission Manual:
Repair and overhaul for manual transmissions
Transmission Automatic:
Detailed diagnosis, repair, and overhaul procedures for automatic transmissions
Drivetrain 4Wd:
Service and repair of Quadra-Trac II and Vari-Lok differentials, transfer case, front and rear axles
Brakes:
Hydraulic system, ABS diagnosis and repair, component replacement (pads, rotors, lines)
Suspension:
Front and rear suspension components, alignment specifications, shock absorber replacement
Steering:
Power steering system diagnosis and repair, steering column and linkage service
Electrical System:
Wiring diagrams, component testing, fuse and relay identification, battery and charging system
Body Interior:
Panel removal and installation, interior trim, seats, HVAC system
Body Exterior:
Body panel alignment, glass replacement, door and latch mechanisms, bumpers
Climate Control:
HVAC system diagnosis, refrigerant service, component replacement (compressor, evaporator, heater core)
Restraint Systems:
Airbag system diagnosis and service, seat belt mechanisms
Maintenance:
Scheduled maintenance intervals, fluid changes, filter replacements, inspections
Troubleshooting:
Diagnostic flowcharts, symptom-based troubleshooting for common and complex issues
Repair:
Step-by-step repair instructions for all major mechanical and electrical components
Overhaul:
Complete engine, transmission, and differential rebuild procedures
Diagnostics:
OBD-II diagnostic codes, sensor testing, module troubleshooting
Specifications:
Torque values, clearances, fluid capacities, alignment angles, electrical resistance
Depth:
Comprehensive, covering everything from basic fluid changes to full engine and transmission rebuilds
Diagnostic Capability:
Detailed diagnostic charts and procedures for identifying and resolving faults
Component Level:
Instructions for disassembly, inspection, repair, and reassembly of individual components
4.0L I6:
Engine Code: EQ/EVP. Displacement: 3952cc. Bore x Stroke: 98.5mm x 86.7mm. Compression Ratio: 8.8:1. Horsepower: 190-195 hp @ 4400-4600 rpm. Torque: 225-230 lb-ft @ 3200-3250 rpm.
4.7L V8:
Engine Code: ETH/ETG. Displacement: 4701cc. Bore x Stroke: 93mm x 86.7mm. Compression Ratio: 9.0:1 (later 9.3:1). Horsepower: 220-235 hp @ 4700-4800 rpm. Torque: 285-320 lb-ft @ 3200-3300 rpm.
Fuel Delivery:
Sequential Multi-Port Fuel Injection (MPI)
Ignition Type:
Distributorless Ignition System (DIS) or Coil-near-plug on later models.
Coolant Capacity:
Approx. 11.0-12.0 quarts (10.4-11.4 L) - check manual for exact capacity based on engine/radiator.
Type:
4-speed automatic (42RE, 44RE, 45RFE) for V8, 5-speed manual (NV3550) available on some early 4.0L models.
Type:
4-speed automatic (45RFE for later models, especially with the 4.7L V8).
Overdrive:
All automatic transmissions feature overdrive (4th gear).
Type:
ATF+4 (MS-9602) or equivalent. Refer to manual for specific transmission requirements.
Capacity:
Approx. 8-10 quarts (7.6-9.5 L) pan drop/refill. Full refill requires more.
Length:
Approx. 181.5 inches (4610 mm)
Width:
Approx. 71.6 inches (1819 mm)
Height:
Approx. 66.1 inches (1679 mm)
Wheelbase:
Approx. 104.7 inches (2659 mm)
Volume Behind Rear Seat:
Approx. 37.2 cu ft (1053 L)
Volume With Rear Seat Folded:
Approx. 74.6 cu ft (2112 L)
Curb Weight:
Approx. 4100-4500 lbs (1860-2041 kg), varies by configuration.
Towing Capacity:
Up to 5,000 lbs (2268 kg) with optional towing package.
NHTSA Front Impact:
Good (for driver and passenger in frontal impact tests, though specific year ratings may vary).
IIHS Frontal Offset:
Acceptable (typical rating for this generation).
ABS:
Standard Anti-lock Braking System (ABS).
Traction Control:
Optional (later models featured electronic traction control).
Airbags:
Driver and front passenger airbags. Side curtain airbags became available on later models.
Seat Belts:
Three-point seat belts with pretensioners for front occupants.
Audio System:
Standard AM/FM stereo with CD player. Optional premium Infinity sound system, cassette player.
Navigation:
Optional factory navigation system available on higher trims.
Cruise Control:
Standard cruise control.
Parking Sensors:
Optional rear parking assist sensors on some later models.
Remote Entry:
Optional keyless entry system.
Power Seats:
Optional power adjustable driver and passenger seats.
Sunroof:
Optional power sunroof.
Oil Change:
Every 3,000-7,500 miles (5,000-12,000 km) or 6-12 months, depending on oil type and driving conditions. Consult manual for specific recommendation.
Transmission Fluid:
Every 30,000-100,000 miles (50,000-160,000 km), depending on fluid type and service. Frequent towing or severe use necessitates more frequent changes.
Spark Plugs:
Typically 30,000-100,000 miles depending on plug type (copper, platinum, iridium). Check manual for specific interval.
Engine Oil 4.0L:
SAE 10W-30 (check manual for temperature range). API Service SG, SH, or SJ rated. Capacity: Approx. 6 quarts (5.7 L) with filter.
Engine Oil 4.7L:
SAE 5W-30 (check manual for temperature range). API Service SG, SH, or SJ rated. Capacity: Approx. 6 quarts (5.7 L) with filter.
Coolant:
50/50 mix of Mopar Antifreeze/Coolant (MS-7170 or equivalent) and distilled water.
Brake Fluid:
DOT 3 or DOT 4 brake fluid.
Common Problems:
Coolant leaks (heater core, radiator, water pump), transmission issues (late models 45RFE transmission solenoids), exhaust manifold cracks (4.0L I6), ABS sensor failures, transfer case chain stretch, interior electronic module failures (WCM, etc.).
Specific Component Failures:
Frequent replacement of idler pulleys and tensioners on serpentine belt systems. Power steering pump leaks. Catalytic converter issues.
Heritage:
Jeep, a brand synonymous with off-road capability and ruggedness, established itself with vehicles like the Willys Jeep and later the original Grand Cherokee (ZJ).
Generation Transition:
The WG replaced the ZJ (1993-1998) Grand Cherokee. It featured a more refined interior and updated styling while retaining the body-on-frame construction and off-road focus.
Manufacturing Locations:
Detroit, Michigan, USA (Jefferson North Assembly Plant)
Sales Trends:
Popular in its segment, benefiting from Jeep's brand recognition and the growing SUV market.
