🏷️ Basic Information

Make:

Dodge

Model:

Magnum STR8

Year Range:

2006-2010

Platform:

Chrysler LX Platform

👋 Introduction

Positioning:

The Dodge Magnum STR8 was a niche performance wagon aimed at enthusiasts seeking a practical yet potent vehicle with V8 muscle car heritage.

Competitors:

Competed indirectly with performance sedans and some European sport wagons; its unique wagon body style set it apart.

Performance Focus:

Emphasis on the powerful 6.1L HEMI engine, RWD platform, and sporty handling characteristics.

Performance Enhancements:

STR8 specific upgrades include the larger HEMI engine, sport-tuned suspension, performance brakes, and distinctive styling elements.

📋 Manual Details

Regions Covered:

North America (primarily, though general repair principles apply globally)

Estimated Pages:

Over 2000 pages (typical for comprehensive workshop manuals of this era and scope)

Type:

Workshop Service Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Engine:

Detailed diagnostics, repair, and overhaul for the 6.1L HEMI V8 engine (excluding SRT-specific tuning nuances not detailed in general service)

Transmission:

Repair and maintenance of the NAG1 (W5A580) 5-speed automatic transmission

Drivetrain:

Rear-wheel drive (RWD) system, differential, driveshafts, axles

Suspension:

Front independent suspension (double wishbone), rear multi-link independent suspension, shock absorbers, springs, bushings, alignment procedures

Brakes:

Front and rear disc brake systems (including performance SRT components), ABS, EBD, brake fluid specifications and bleeding procedures

Steering:

Power steering system, steering rack, tie rods, alignment

Electrical:

12V battery system, charging system (alternator), starting system (starter motor), lighting, accessories, fuses, relays, wiring diagrams, Body Control Module (BCM), Powertrain Control Module (PCM) diagnostics

HVAC:

Heating, ventilation, and air conditioning system diagnosis and repair, refrigerant handling (where applicable to service procedures)

Body:

Exterior panels, doors, hood, liftgate, interior trim, glass, seals, bumpers, structural repair information (general)

Diagnostics:

OBD-II system, diagnostic trouble codes (DTCs), troubleshooting flowcharts, component testing

Maintenance:

Routine maintenance tasks, fluid changes (oil, coolant, brake, transmission, power steering), filter replacements, spark plug replacement, belt inspection and replacement

Repair:

Component removal and installation, engine rebuilds, transmission overhauls, brake caliper replacement, suspension component replacement, electrical component repair

Troubleshooting:

Systematic diagnosis of common and uncommon problems using symptoms and diagnostic codes

Engine Overhaul:

Detailed steps for engine disassembly, inspection, component replacement (pistons, rings, bearings, valves, camshafts), and reassembly.

Transmission Rebuild:

Comprehensive procedures for transmission disassembly, torque converter service, valve body diagnosis, clutch pack replacement, and reassembly.

Electrical Diagnostics:

In-depth wiring diagrams, component location charts, and troubleshooting guides for all major electrical systems, including CAN bus communication.

Body Repair:

Information on panel removal/installation, door mechanisms, liftgate operation, and basic body panel alignment.

Alignment Specifications:

Detailed front and rear wheel alignment specifications, including camber, caster, and toe settings.

Depth:

Comprehensive, suitable for professional technicians and advanced DIY enthusiasts. Covers from basic maintenance to complete component rebuilds.

Torque Specifications:

Precise torque values for all critical fasteners across all systems.

Diagnostic Charts:

Flowcharts for diagnosing electrical and mechanical faults based on symptoms.

Special Tools:

Identification and usage of specialized tools required for specific procedures.

📊 Manual Specifications

Searchability:

Likely text-searchable PDF, allowing quick access to specific topics and components.

Content Organization:

Likely organized by major systems with clear chapter divisions, indices, and cross-references.

Resolution:

Typically high resolution, suitable for clear viewing and printing of diagrams and text.

Binding:

N/A (Digital PDF format)

Paper Type:

N/A (Digital PDF format)

⚙️ Engine Specifications

Engine Code:

6.1L HEMI (425 CID)

Horsepower:

425 hp @ 6000 rpm (SAE Net)

Torque:

420 lb-ft @ 4800 rpm (SAE Net)

Fuel Delivery:

Sequential Multi-Port Fuel Injection (MPI)

ECU:

Powertrain Control Module (PCM) with integrated ignition and fuel control.

Block Material:

Cast Iron

Head Material:

Aluminum

Coolant Type:

Chrysler spec OAT (Organic Acid Technology) antifreeze, typically orange or red

🔧 Transmission

Transmission Type:

5-Speed Automatic (Mercedes-Benz NAG1 / W5A580)

Optional Transmission:

None for STR8 models

Transmission Fluid:

MB Spec 236.10, ATF +4 (may be permissible depending on model year, consult service bulletin for definitive answer), or equivalent.

Drive Wheels:

Rear-Wheel Drive (RWD)

📐 Dimensions

Length:

Approximately 194.7 inches

Width:

Approximately 73.1 inches

Height:

Approximately 57.7 inches

Curb Weight:

Approximately 3900 - 4000 lbs

Gross Vehicle Weight Rating:

N/A (typically found on vehicle sticker or chassis data)

🛡️ Safety Features

NHTSA Front Impact:

5-star (for driver and passenger, based on 2006-2008 models)

NHTSA Side Impact:

5-star (for front occupants), 4-star (for rear occupants, based on 2006-2008 models)

IIHS Side Impact:

Good (for 2006-2008 models)

ABS:

Standard Anti-lock Braking System

Traction Control:

Standard Traction Control System (TCS)

Electronic Stability:

Standard Electronic Stability Program (ESP)

Airbags:

Driver and front passenger airbags, front side curtain airbags

Seatbelts:

Front pretensioner seatbelts, LATCH child seat anchors

💡 Technology Features

Audio System:

Available premium Boston Acoustics sound system, SiriusXM satellite radio, navigation system (optional)

Display:

Color touchscreen display for navigation and audio controls (optional models)

Parking Assist:

Rear park assist sensors (optional)

Bluetooth:

Uconnect Bluetooth hands-free communication system (optional, depending on model year and trim)

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 6 months, whichever comes first, with full synthetic oil.

Engine Air Filter:

Inspect every 7,500 miles, replace as needed or at 30,000 miles.

Cabin Air Filter:

Replace every 15,000 miles or 12 months.

Spark Plugs:

Replace at 100,000 miles (typically using high-quality iridium plugs).

Transmission Fluid:

Inspect every 30,000 miles, replace fluid and filter typically every 60,000 miles or as per specific driving conditions.

Engine Oil Type:

SAE 5W-40 Full Synthetic (Chrysler MS-10850 or equivalent)

Engine Oil Capacity:

7.0 US quarts (with filter)

Coolant Capacity:

Approximately 10.5 US quarts

Brake Fluid Type:

DOT 3 (or DOT 4 depending on specific model year and caliper type)

Engine Misfires:

Can occur due to faulty ignition coils, spark plugs, or fuel injectors.

Transmission Slipping:

Potential issues with the NAG1 transmission, especially torque converter clutch or valve body issues, often related to fluid degradation or contamination.

Suspension Wear:

Common wear items include ball joints, control arm bushings, and sway bar links due to vehicle weight and performance driving.

Exhaust Manifold Cracks:

Can develop on HEMI engines, leading to exhaust leaks and ticking noises.

Water Pump:

Potential failure, especially at higher mileage.

📚 Vehicle History

Brand Focus:

Dodge, a division of Chrysler, has a long history of producing powerful and performance-oriented vehicles, often with a focus on American muscle car characteristics.

Origin:

The Dodge Magnum was revived for the 2005 model year, based on the LX platform shared with the Chrysler 300 and Dodge Charger. The STR8 variant was introduced to offer a high-performance, V8-powered version.

Manufacturing Plant:

Brampton Assembly Plant, Ontario, Canada

Production Years:

2006-2008 (STR8 model, though base Magnum continued longer)

🏆 Awards & Recognition

Performance Accolades:

While not heavily award-laden, the 6.1L HEMI engine itself was widely praised for its power and character, contributing to the STR8's enthusiast appeal.