Jeep Grand Cherokee WK 2006 Factory Service Repair Manual

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🏷️ Basic Information Identification Make: Jeep Model: Grand Cherokee Year: 2006 Chassis Code: WK Codes Product Code: JGCWK2006FSM 👋 Introduction Market Position Vehicle Segment: Mid-size Luxury SUV Brand Reputation: Jeep...

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Type: Car

Vendor:

Sku: 369835

Tags: 2006 Car Cars Featured Grand Cherokee Grand Cherokee WK Jeep

Product variants

Description

🏷️ Basic Information

Identification

Make:

Model:

Grand Cherokee

Year:

Chassis Code:

Codes

Product Code:

JGCWK2006FSM

👋 Introduction

Market Position

Vehicle Segment:

Mid-size Luxury SUV

Brand Reputation:

Jeep is known for its off-road capability and robust build.

Competitive Analysis

Key Competitors 2006:

Ford Explorer, Toyota Highlander, Honda Pilot, Chevrolet TrailBlazer, Nissan Pathfinder.

Key Features

Design Era:

Second generation Grand Cherokee (WK) introduced for the 2005 model year, featuring a more modern unibody construction compared to its predecessor.

Off Road Capability:

Maintains Jeep's reputation for off-road prowess with available 4x4 systems (Quadra-Trac II, Quadra-Drive II).

Luxury Appointments:

Offers higher trim levels with premium materials, advanced features, and a more refined interior.

📋 Manual Details

Coverage Areas

Primary Coverage:

North American Market

Regional Variants:

Includes specifications relevant to North American models.

Page Count

Estimated Pages:

2000+

Manual Type

Type:

Factory Service Repair Manual

Language

Language:

English

Format

Format:

Digital (Likely PDF)

📖 Manual Coverage

Systems Covered

Engine:

All powertrain components, including diagnosis, repair, and overhaul for available engines.

Transmission:

Automatic transmission (e.g., W5A580, 42RLE) service, repair, and diagnosis.

Drivetrain:

Front and rear axle assemblies, transfer case, driveshafts, and CV joints.

Suspension:

Front and rear suspension systems, including springs, shocks, control arms, and alignment procedures.

Brakes:

Brake system components, ABS, ESP, rotor/pad replacement, caliper service, and hydraulic system bleeding.

Steering:

Power steering system, steering column, and linkage service.

Electrical:

Comprehensive electrical schematics, wiring diagrams, component testing, and diagnosis for all circuits.

HVAC:

Heating, ventilation, and air conditioning system diagnosis and repair, including refrigerant handling.

Body:

Body panel removal/installation, door mechanisms, glass, seals, and interior trim.

Comfort Convenience:

Power windows, locks, seats, mirrors, sunroof, and remote keyless entry systems.

Safety Restraint:

Airbag system diagnosis and service, seatbelt mechanisms.

Infotainment:

Radio, navigation, and speaker system service.

Procedures Included

Maintenance:

Routine maintenance tasks, fluid changes, filter replacements, and lubrication.

Troubleshooting:

Diagnostic flowcharts and procedures for identifying and resolving common and complex issues.

Repair:

Step-by-step repair instructions for all major vehicle components and systems.

Disassembly Assembly:

Detailed instructions for component removal and reinstallation.

Installation:

Procedures for installing new or replacement parts.

Specifications:

Torque specifications, clearances, and adjustment procedures.

Technical Depth

Depth:

Comprehensive, covering everything from basic maintenance to full engine and transmission overhauls.

Diagnostic Tools:

References to diagnostic trouble codes (DTCs) and likely diagnostic tool usage (e.g., DRBIII or equivalent).

📊 Manual Specifications

File Format

File Type:

Searchability:

Likely text-searchable for quick information retrieval.

Print Quality

Printability:

Designed to be printable for workshop use.

Binding Type

Binding:

N/A (Digital format)

Paper Type

Paper Type:

N/A (Digital format)

⚙️ Engine Specifications

Primary Engine

Engine 1 Name:

3.7L V6 'PowerTech'

Engine 1 Code:

Engine 1 Displacement:

3.7 liters (226 cubic inches)

Engine 1 Configuration:

SOHC V6

Engine 1 Horsepower:

210 hp @ 5200 rpm

Engine 1 Torque:

235 lb-ft @ 4000 rpm

Optional Engine

Engine 2 Name:

4.7L V8 'PowerTech'

Engine 2 Code:

ENH/ENR

Engine 2 Displacement:

4.7 liters (285 cubic inches)

Engine 2 Configuration:

SOHC V8

Engine 2 Horsepower:

235 hp @ 4500 rpm

Engine 2 Torque:

305 lb-ft @ 3200 rpm

Engine 3 Name:

5.7L V8 HEMI 'Multi-Displacement System (MDS)'

Engine 3 Code:

Engine 3 Displacement:

5.7 liters (345 cubic inches)

Engine 3 Configuration:

OHV V8 with MDS

Engine 3 Horsepower:

326 hp @ 5000 rpm

Engine 3 Torque:

370 lb-ft @ 4000 rpm

Fuel System

Fuel Delivery:

Sequential Multi-Port Fuel Injection (MPI)

Fuel Type:

Unleaded gasoline (87 octane recommended, higher for HEMI is beneficial)

🔧 Transmission

Standard

Transmission Type:

5-speed automatic (W5A580 for 5.7L HEMI, 42RLE for 3.7L V6/4.7L V8)

Optional

Transfer Case:

NV245 (full-time 4WD with 2-speed transfer case) or NV140 (part-time 4WD with 2-speed transfer case) depending on trim and option.

Features

Transmission Modes:

AutoStick (manual shift control) available on some models.

📐 Dimensions

Exterior

Wheelbase:

116.1 inches (2950 mm)

Length:

188.8 inches (4800 mm)

Width:

74.9 inches (1903 mm)

Height:

69.9 inches (1775 mm)

Weights

Curb Weight Min:

4,519 lbs (2050 kg) (3.7L V6 2WD)

Curb Weight Max:

5,116 lbs (2321 kg) (5.7L HEMI 4x4)

Cargo

Cargo Volume Behind Rear Seat:

31.5 cubic feet (892 liters)

Cargo Volume With Rear Seat Folded:

68.9 cubic feet (1951 liters)

🛡️ Safety Features

Ratings

NHTSA Frontal Driver:

Five-star rating

NHTSA Frontal Passenger:

Five-star rating

NHTSA Side Driver:

Five-star rating

NHTSA Side Rear Passenger:

Five-star rating

IIHS Side Impact:

Good rating

Active Features

Electronic Stability Control:

Standard (Electronic Stability Program - ESP)

Traction Control:

Standard

Antilock Brakes:

Standard (ABS)

Passive Features

Airbags:

Standard front, side-curtain, and available front-seat mounted side airbags.

Seatbelts:

3-point height-adjustable front seat belts with pretensioners; rear seat belts.

💡 Technology Features

Infotainment

Audio System:

Available premium Boston Acoustics audio system, Sirius Satellite Radio.

Navigation:

Optional factory navigation system (MyGig was introduced later, so likely a prior generation DVD-based system).

Driver Assistance

Parking Assist:

Available rear park assist system.

Cruise Control:

Standard cruise control.

Connectivity

Remote Keyless Entry:

Standard remote keyless entry, optional remote start.

Auxiliary Input:

Likely an auxiliary audio input jack available on higher trims or with specific audio packages.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 6,000 miles or 6 months (whichever comes first) using synthetic blend or full synthetic oil, more frequent under severe conditions.

Engine Air Filter:

Inspect every 12,000 miles, replace as needed (typically 24,000-36,000 miles).

Cabin Air Filter:

Replace every 12,000-24,000 miles depending on driving environment.

Spark Plugs V6:

Replace at 100,000 miles (Long Life Platinum).

Spark Plugs V8:

Replace at 100,000 miles (Platinum or Spark Plug specific for HEMI).

Transmission Fluid Change:

Typically at 60,000-100,000 miles, or based on transmission fluid condition and severity of use. Manual specifies detailed procedure.

Fluid Specifications

Engine Oil Spec:

SAE 5W-20 (recommended for 3.7L and 4.7L V8), SAE 5W-30 (recommended for 5.7L HEMI with MDS). Consult manual for exact spec and API service category.

Engine Oil Capacity 3.7L:

5 US quarts (4.7 liters) with filter change.

Engine Oil Capacity 4.7L:

5 US quarts (4.7 liters) with filter change.

Engine Oil Capacity 5.7L:

7 US quarts (6.6 liters) with filter change.

Transmission Fluid Spec:

ATF+4 (MS-9602) for 42RLE. For W5A580, consult manual for specific Mopar or equivalent ATF.

Coolant Type:

Mopar OAT (Organic Additive Technology) Extended Life Antifreeze/Coolant, Pink.

Brake Fluid Type:

DOT 3

Power Steering Fluid Type:

Mopar Power Steering Fluid or equivalent.

Known Issues

Common Issue 1:

Electronic throttle control (ETC) issues leading to limp-home mode.

Common Issue 2:

Water pump leaks, especially on the 5.7L HEMI.

Common Issue 3:

Vibrations felt during acceleration, often related to driveshaft U-joints or pinion angle.

Common Issue 4:

HVAC blower motor failures.

Common Issue 5:

Condensation or water intrusion into the passenger cabin, particularly through body seals or HVAC components.

📚 Vehicle History

Brand Heritage

Jeep Legacy:

Founded in 1941, Jeep is synonymous with ruggedness and off-road capability.

Model Evolution

Grand Cherokee Introduction:

First generation (ZJ) introduced in 1993 as a luxury SUV with off-road prowess.

Wk Generation Introduction:

The WK generation (2005-2010) marked a shift to a more car-like unibody platform, improving on-road manners while retaining off-road capability.

Updates For 2006:

Minor updates may have occurred, but the core WK platform remained consistent from 2005-2007 before a facelift.

Production

Manufacturing Location:

Jefferson North Assembly Plant, Detroit, Michigan, USA.

Sales Era:

2006 was a strong sales year for SUVs, and the Grand Cherokee was a significant contributor to Chrysler's sales.

🏆 Awards & Recognition

Recognitions

Kl Award 1:

Often cited for its blend of on-road comfort and off-road capability in its class during its introduction period.

Kl Award 2:

May have received positive reviews from automotive publications for its upscale interior and available powertrains.

Ratings

Intellichoice Award:

Potential for IntelliChoice 'Best Overall Value' or 'Best Value' awards depending on the specific model year and trim, common for Jeep products.