🏷️ Basic Information

Make:

Jeep

Model:

Wrangler

Year:

2011

Jk Generation:

Second Generation (JK)

Chassis Code:

JK

👋 Introduction

Segment:

Compact SUV / Off-Road Vehicle

Brand Perception:

Iconic off-road capability, ruggedness, open-air motoring

Key Competitors 2011:

Toyota FJ Cruiser, Nissan Xterra, Hummer H3 (though less direct)

Iconic Design:

Seven-slot grille, round headlights, exposed hinges, removable doors and top

Off Road Capability:

Solid axle suspension, available Dana 44 axles, electronic locking differentials (Rubicon), sway bar disconnect (Rubicon)

Versatility:

Available in 2-door and 4-door (Unlimited) configurations, removable roof panels and doors for open-air driving

📋 Manual Details

Geographic Coverage:

North America (primarily, but general operating principles apply globally)

Trim Level Coverage:

All trims including Sport, Sport S, Sahara, Rubicon

Estimated Page Count:

Approximately 300-400 pages (typical for this model year)

Type:

Owner's Manual

Language:

English

Format:

Digital Download (PDF)

📖 Manual Coverage

Powertrain:

Engine operation, lubrication, cooling, fuel, ignition, exhaust systems

Transmission:

Automatic and Manual transmission operation, fluid checks

Drivetrain:

4WD system operation (Command-Trac, Rock-Trac), transfer case, axles

Chassis:

Suspension system (front and rear), steering system, brake system (ABS)

Electrical:

Lighting, instrumentation, power outlets, basic electrical precautions

Comfort And Convenience:

Climate control, audio system, power windows, door locks, seating adjustments

Safety Features:

Airbag system, seat belt operation, child restraint systems

Wheels And Tires:

Tire pressure monitoring, tire rotation recommendations, wheel torque specifications

Body:

Doors, hood, tailgate, roof panel removal/installation (Freedom Top)

Basic Maintenance:

Fluid checks (oil, coolant, brake fluid, washer fluid), tire pressure checks, wiper blade replacement

Operation:

Starting the engine, driving techniques, engaging 4WD, trailer towing guidelines

Troubleshooting Lights:

Explanation of dashboard warning lights and indicators

Emergency Procedures:

Jump starting, tire changing, safe vehicle operation in adverse conditions

Interior Care:

Cleaning recommendations for upholstery and surfaces

Depth:

Owner-level operation, maintenance, and basic troubleshooting. Does not cover in-depth mechanical repairs or diagnostics typically found in a service manual.

📊 Manual Specifications

File Type:

PDF

Searchability:

Searchable text for quick information retrieval

Print Readability:

High-resolution, clear text and diagrams suitable for printing specific pages

Binding:

N/A (Digital Download)

Paper Quality:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Code:

EGH

Engine Name:

3.8L V6 (Power Tech)

Displacement:

3778 cc (230.6 cubic inches)

Bore X Stroke:

96.0 mm x 87.0 mm (3.78 in x 3.43 in)

Compression Ratio:

9.1:1

Horsepower:

202 hp @ 5200 rpm

Torque:

237 lb-ft @ 4000 rpm

Fuel Delivery:

Sequential Multi-Port Fuel Injection (MPI)

Fuel Type:

Unleaded Gasoline, 87 Octane (Minimum)

ECU:

Chrysler NGC (Next Generation Controller)

Coolant Capacity:

Approximately 10.0 quarts (9.5 liters) with heater

Oil Capacity:

5.0 quarts (4.7 liters) with filter

Recommended Oil Viscosity:

SAE 5W-30 (API Service Category SJ or higher)

🔧 Transmission

Type:

6-Speed Manual (NSG370)

Type:

4-Speed Automatic (42RLE)

Gear Ratios Manual:

1st: 4.46, 2nd: 2.26, 3rd: 1.60, 4th: 1.23, 5th: 1.00, 6th: 0.79, Reverse: 4.07

Gear Ratios Auto:

1st: 2.74, 2nd: 1.45, 3rd: 1.00, 4th: 0.69, Reverse: 2.30

Command Trac Nv241G:

2H, 4H AUTO (4-door only), 4H PART TIME, 4L OFF ROAD

Rock Trac Nv241Or:

2H, 4H, 4L OFF ROAD (with 4:1 low range ratio)

Type:

Mopar Manual Transmission Lubricant (or equivalent specification)

Type:

Mopar ATF+4 (MS-9602)

📐 Dimensions

Length:

160.0 inches (4064 mm)

Width Body:

73.7 inches (1872 mm)

Height:

70.1 inches (1780 mm)

Length:

175.4 inches (4455 mm)

Width Body:

73.7 inches (1872 mm)

Height:

72.4 inches (1839 mm)

2Dr:

95.4 inches (2423 mm)

4Dr Unlimited:

116.0 inches (2947 mm)

Behind Rear Seat:

12.9 cubic feet (365 liters)

Behind Rear Seat:

31.5 cubic feet (892 liters)

Curb Weight 2Dr Manual:

Approximately 4,169 lbs (1,891 kg)

Curb Weight 4Dr Auto:

Approximately 4,555 lbs (2,066 kg)

Towing Capacity:

2,000 lbs (907 kg) for 2-door, 3,500 lbs (1,588 kg) for 4-door Unlimited

Front Suspension:

Solid Axle with 5-link coil spring suspension

Rear Suspension:

Solid Axle with 5-link coil spring suspension

Rubicon 2Dr:

10.1 inches (257 mm)

🛡️ Safety Features

NHTSA Front Crash Test:

4 Stars (Driver), 5 Stars (Passenger) for 2011 Model

IIHS Frontal Offset:

Good (for models tested prior to significant redesign)

ABS:

Standard Anti-lock Braking System (ABS)

Traction Control:

Electronic Roll Mitigation, Electronic Stability Control (ESC)

Tire Pressure Monitoring:

Standard Tire Pressure Monitoring System (TPMS)

Airbags:

Advanced multi-stage front airbags, available side curtain airbags (on some models/trims)

Seat Belts:

3-point seat belts with pretensioners, rear seat child anchor system (LATCH)

Type:

Reinforced sport bar, integrated into the A-pillar and B-pillar

💡 Technology Features

Audio System:

Available AM/FM stereo with CD player, MP3 capability, auxiliary audio input jack. Optional SiriusXM satellite radio and upgraded Infinity speaker system.

Navigation:

Optional Uconnect Navigation system with touchscreen interface.

Cruise Control:

Standard electronic cruise control.

Uconnect:

Available Uconnect Voice Command with Bluetooth for hands-free calling and audio streaming.

Dashboard Layout:

Classic Jeep layout with analog gauges for speedometer, tachometer, fuel, temperature, and oil pressure. Includes digital odometer and trip computer.

🔧 Maintenance

Schedule:

Every 3,000-5,000 miles (4,800-8,000 km) or 6 months, whichever comes first, depending on driving conditions. Severe duty recommendations may be more frequent.

Schedule:

Every 6,000 miles (9,600 km) or 6 months

Schedule:

Inspect every 15,000 miles (24,000 km), change as needed based on inspection or severe usage.

Schedule:

Inspect every 15,000 miles (24,000 km), change as needed based on inspection or severe usage.

Schedule:

First change at 100,000 miles (160,000 km), then every 50,000 miles (80,000 km) or 5 years.

Engine Oil:

SAE 5W-30, API SJ or higher (refer to manual for exact specification)

Coolant:

Mopar Antifreeze/Coolant (HOAT - Hybrid Organic Acid Technology), 50/50 mix with distilled water

Brake Fluid:

DOT 3

Power Steering Fluid:

Mopar Power Steering Fluid (MS-10868) or equivalent

Clutch Wear Manual:

Early models may exhibit clutch wear, particularly with off-road use or aggressive driving.

Water Pump Leaks:

Occasional water pump leaks reported, especially with higher mileage.

Wiper Motor Failure:

Reports of wiper motor failure can occur.

Oil Cooler Lines:

Potential for leaks in the engine oil cooler lines on some units.

Oil Filter Part Number:

Mopar MO-899 (or equivalent like Purolator PL10241, Fram PH10060)

Air Filter Part Number:

Mopar 68041114AA (or equivalent like Wix 49352)

📚 Vehicle History

Jeep Legacy:

Roots tracing back to World War II Willys MB Jeep, synonymous with off-road capability and ruggedness.

Cj To Yj To Tj To Jk:

The JK generation succeeded the TJ, introducing a significantly revised platform, including a move to a modern unibody construction (though retaining robust axles) and a longer wheelbase option with the Unlimited model.

Manufacturing Location:

Toledo, Ohio, USA

Introduction Jk:

The JK generation was introduced for the 2007 model year.

🏆 Awards & Recognition

Off Road Awards:

Consistently recognized by off-road publications and enthusiasts for its class-leading capability.

Motor Trend Truck Of The Year:

While not specifically for 2011, the JK generation has been lauded by automotive critics for its enduring appeal and functionality.