Segment:
Compact/Mid-size SUV, iconic off-road vehicle.
Competitors:
Nissan Xterra, Toyota FJ Cruiser, Hummer H3.
Off Road Capability:
Renowned for its robust 4x4 systems (Command-Trac, optional Rock-Trac), solid axles, and excellent ground clearance.
Durability:
Built with a focus on ruggedness and off-road survivability.
Customization:
Highly popular for aftermarket modifications and personalization.
Technical Coverage:
Comprehensive factory service and repair information for the Jeep Wrangler JK.
Estimated Page Count:
Extensive (typically over 2000 pages for full service manuals).
Type:
Factory Service Manual (FSM) / Workshop Manual
Format:
Digital Download (likely PDF)
Powertrain:
Engine mechanical, cooling system, fuel system, exhaust system, engine management.
Drivetrain:
Manual transmission, automatic transmission, transfer case, drive shafts, axles, differentials.
Suspension Steering:
Front and rear suspension components (solid axles, coil springs, shock absorbers), steering system, power steering.
Brakes:
Front and rear brake systems (disc brakes), ABS (Anti-lock Braking System), parking brake.
Electrical:
Battery, charging system, starting system, lighting, ignition system, body electrical, instrument cluster, infotainment.
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system operation and repair.
Body:
Exterior body panels, interior trim, doors, windows, seats, bumpers.
Maintenance:
Scheduled maintenance, oil changes, fluid checks and replacements, filter replacements, lubrication.
Troubleshooting:
Diagnostic procedures, symptom analysis, fault code interpretation, diagnostic flowcharts.
Repair:
Component removal and installation, sub-assembly repair, component overhaul, adjustments.
Diagnostics:
Detailed diagnostic strategies for all major vehicle systems.
Depth:
In-depth, factory-level technical information suitable for professional technicians and advanced DIYers.
Scope:
Covers everything from basic fluid changes to complete engine and transmission rebuilds.
Type:
6-Speed Manual Transmission (NSG370)
Type:
4-Speed Automatic Transmission (42RLE)
Transfer Case:
NV241 G (Command-Trac - standard), NV241 D (Rock-Trac - optional on Rubicon models)
Manual Transmission Fluid:
Mopar Manual Transmission Lubricant (MS-9224) or equivalent API GL-3/GL-4.
Automatic Transmission Fluid:
Mopar ATF+4 (MS-9602) or equivalent.
Wheelbase 2 Door:
95.4 inches (2423 mm)
Wheelbase 4 Door:
116.0 inches (2946 mm)
Length 2 Door:
160.0 inches (4064 mm)
Length 4 Door:
183.4 inches (4658 mm)
Width:
73.7 inches (1872 mm)
Height:
72.4 inches (1839 mm) (with hardtop)
Curb Weight 2 Door:
Approx. 4,090 lbs (1855 kg)
Curb Weight 4 Door:
Approx. 4,480 lbs (2032 kg)
Towing Capacity:
3,500 lbs (1588 kg) (both 2-door and 4-door models)
Cargo Volume 2 Door:
46.4 cu ft (with rear seat folded)
Cargo Volume 4 Door:
88.8 cu ft (with rear seat folded)
NHTSA Front Impact:
4-Star (Driver & Passenger)
NHTSA Side Impact:
5-Star (Front & Rear Occupants)
IIHS Rollover:
Acceptable (Electronic Stability Control standard on later models within this range)
ABS:
Standard Anti-lock Braking System (4-wheel disc brakes).
Esc:
Standard Electronic Stability Control (on most models from 2008/2009 onwards).
Airbags:
Front dual-stage airbags.
Rollover Protection:
Reinforced sport bar and sport cage for enhanced rollover protection.
Head Unit:
Various Uconnect infotainment systems available depending on trim level, including CD/MP3 players and auxiliary input jacks. Navigation was an option on higher trims.
Esc:
Electronic Stability Control (ESC) became standard during this period, aiding vehicle stability.
Auxiliary Input:
Standard auxiliary audio input jack for connecting external music players.
Oil Change:
Every 6,000 miles (9,600 km) or 6 months, whichever comes first.
Tire Rotation:
Every 6,000 miles (9,600 km).
Engine Air Filter:
Inspect every 15,000 miles (24,000 km), replace as needed. Replace at 30,000 miles (48,000 km).
Cabin Air Filter:
Replace every 15,000 miles (24,000 km) or annually.
Engine Oil Capacity:
4.5 quarts (4.26 liters) with filter for 3.8L V6 (refer to manual for exact fill level).
Coolant:
Mopar Antifreeze/Coolant (50/50 mixture) or equivalent HOAT (Hybrid Organic Acid Technology).
Power Steering Fluid:
Mopar Power Steering Fluid or equivalent.
Common Complaints:
Some owners report oil leaks from the valve cover gaskets, potential issues with the automatic transmission torque converter, and occasional electrical gremlins. Steering stabilizer issues can also arise, especially with larger tires.
3.8L V6 Performance:
The 3.8L V6 is often considered underpowered for the Wrangler's weight, especially with modifications or at higher altitudes. The manual covers potential solutions for optimizing its performance.
Legacy:
Jeep has a storied history dating back to World War II, synonymous with off-road capability and ruggedness.
Jk Introduction:
The JK generation, introduced for the 2007 model year, was a significant redesign, moving from a coil-sprung solid front axle to a coil-over-shock setup on a revised solid front axle and a new coil-sprung solid rear axle.
Engine Change:
The 3.8L V6 engine replaced the older 4.0L inline-6. A 3.6L Pentastar V6 was introduced in 2011.
Assembly Location:
Toledo, Ohio, USA.
