🏷️ Basic Information

Make:

Chrysler

Model:

300M

Model Year:

2003

Product Name:

Chrysler 300 300M 2003 Workshop Service Repair Manual PDF Download

Platform:

LH Platform (Second Generation)

Chassis Code:

N/A

👋 Introduction

Target Audience:

Do-it-yourselfers and experienced mechanics seeking comprehensive factory-level repair information.

Value Proposition:

An inexpensive way to keep the vehicle working properly, offering factory-level detail and guidance for DIY repairs and maintenance.

Content Highlights:

Hundreds of pages, detailed substeps, notes/cautions/warnings, numbered instructions, detailed illustrations/drawings/photos, enlarged insets, numbered table of contents, combined troubleshooting and electrical service with wiring diagrams.

Organization:

Clearly organized with a numbered table of contents for quick access to information.

📋 Manual Details

Manual Scope:

Complete official full factory service repair manual

Estimated Page Count:

Hundreds (specific count not provided but described as extensive)

Type:

Workshop Service Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Powertrain:

Engine Service/Repair, Transmission Service/Repair, Fuel Injection, Fuel System, Cooling System, Emission System

Chassis:

Brake System, Suspension, Steering, Axle, Differential/Drive

Electrical:

Electrical System, Wiring Diagram, Engine Control System

Comfort And Convenience:

Heater/Air Conditioning, Interior

Body And Safety:

Chassis/Body, Restraint System

Powertrain Details:

Engine mechanicals (cylinder heads, blocks, pistons, crankshaft), ignition system, lubrication, cooling, fuel delivery, exhaust, emission controls.

Transmission Details:

Automatic transmission internal components, torque converter, transmission control module (TCM), valve body, solenoids, fluid service and cooling.

Brakes Details:

Front and rear brake system components (calipers, rotors, pads), hydraulic system, ABS system components, parking brake.

Suspension Steering Details:

Front and rear suspension components (struts, control arms, ball joints, bushings), power steering system, steering column, steering gear/rack.

Electrical Lighting Details:

Battery, charging system (alternator), starting system (starter), lighting systems (headlights, taillights, interior lights), body control modules, power accessories (windows, locks, seats), instrument cluster, warning lights.

HVAC Details:

Air conditioning system (compressor, refrigerant, evaporator, condenser), heating system (heater core), blower motor, climate controls, ducts, blend doors.

Body Exterior Interior Details:

Body panel removal and installation, door mechanisms, glass, trim, interior panels, seat removal and installation, safety belt systems.

Maintenance:

General Maintenance, Periodic Lubrication

Diagnostics:

Troubleshooting

Repair And Rebuild:

Step-by-step instructions for complete disassembly and reassembly of components, detailed repair procedures for all major systems.

Engine Repair:

Engine overhaul, component replacement (e.g., spark plugs, belts, hoses, water pump, oil pump, timing components), cylinder head removal/installation, piston/rod assembly service.

Transmission Repair:

Transmission removal/installation, internal component repair, fluid and filter changes, linkage adjustments, electronic control diagnostics.

Electrical Diagnostics:

Troubleshooting electrical faults using wiring diagrams, testing circuits, component testing, diagnosing control module issues.

Suspension Steering Service:

Wheel alignment procedures, component replacement (shocks, struts, bushings), power steering fluid service, steering system component replacement.

Brake Service:

Brake pad and rotor replacement, brake fluid flush and bleeding, caliper service, ABS system diagnostics and component replacement.

HVAC Service:

Refrigerant system servicing (with proper equipment), component replacement (compressor, accumulator, expansion valve), blower motor, blend door actuator replacement, heater core replacement.

Depth:

Comprehensive, suitable for both do-it-yourself owners and experienced mechanics. Covers detailed substeps, notes, cautions, and warnings.

Diagnostic Tools:

Guidance on using diagnostic tools and scanners for fault code retrieval and live data analysis.

Illustrations:

Hundreds of photos and detailed illustrations, drawings, and enlarged insets to guide repairs.

Torque Specifications:

Detailed torque specifications for all critical fasteners throughout the vehicle.

Troubleshooting Guides:

Dedicated troubleshooting sections for common and uncommon problems, with logical diagnostic flowcharts.

📊 Manual Specifications

Format:

PDF

Compatibility:

Works with all PC-based Windows operating systems and Mac.

Printability:

Printable without any restriction, allowing users to print the entire manual or specific pages.

Delivery Method:

Digital Download

Storage Media Suggestion:

Can be burned to CD-ROM

Availability:

Instant download link provided on the checkout page after payment.

Software Requirement:

Adobe PDF Reader

⚙️ Engine Specifications

Engine Options:

Likely includes 2.7L EIG V6 (LH) and 3.5L High Output EGJ V6 (LH) engines based on model year.

Engine Displacement Liters:

Likely 2.7L and 3.5L

Engine Power Torque:

Specific figures for 2003 models would be detailed within the manual (e.g., 2.7L ~200 hp, 3.5L HO ~255 hp).

Injection Type:

Multi-Port Fuel Injection (MPFI)

🔧 Transmission

Transmission Type:

Likely the 4-speed automatic transmission (e.g., 42LE).

Transmission Options:

No manual transmission option available for the 300M.

Transmission Controls:

Selectable automatic modes (e.g., Comfort/Sport), likely with manual shift capability (AutoStick).

📐 Dimensions

Wheelbase:

Approximately 113.0 inches

Length:

Approximately 200.9 inches

Width:

Approximately 74.4 inches

Height:

Approximately 56.7 inches

Curb Weight:

Varies by engine and options, but generally around 3,700 - 3,900 lbs.

🛡️ Safety Features

NHTSA Front Crash Test:

5-Star (for driver and passenger frontal impact for models of this era).

Braking System:

Four-wheel Anti-lock Braking System (ABS).

Traction Control:

Traction Control System (TCS) likely standard or available on certain trims.

Airbags:

Driver and front passenger airbags, likely side airbags also available depending on trim.

💡 Technology Features

Audio System:

Standard premium audio systems, often with CD player and AM/FM radio. Bose audio systems were a common option. Navigation systems may have been available on higher trims.

Cruise Control:

Standard cruise control. Adaptive cruise control was not a common feature on this model.

Phone Integration:

Some models may have offered early Uconnect (hands-free phone) systems, though it was less common than in later years.

🔧 Maintenance

Oil Change Interval:

Typically every 3,000-7,500 miles or 6-12 months, depending on oil type and driving conditions (manual will specify exact intervals and oil type).

Engine Oil Type:

Likely SAE 5W-30 synthetic or synthetic blend, meeting Chrysler MS-6395 specification (manual will provide definitive spec).

Transmission Fluid Type:

Chrysler ATF+4 (MS-9602) is standard for this era's transmissions (manual will confirm).

Coolant Type:

Chrysler HOAT (Hybrid Organic Acid Technology) Antifreeze/Coolant, typically Mopar OAT or equivalent (manual will specify exact specification).

Common Problems:

Potential issues might include power window regulators, HVAC blend door actuators, torque converter clutch wear, and occasional coolant leaks. The manual will provide diagnostic procedures for these and other potential issues.

📚 Vehicle History

Chrysler Legacy:

Chrysler has a long history of producing large, comfortable, and often stylish sedans, targeting the luxury and near-luxury segments.

300M Development:

The 300M was a distinct luxury sedan from Chrysler, based on the LH platform, aiming for European luxury sedan characteristics with a focus on performance and sophisticated styling. It was a successor to the Chrysler Vision (Chrysler LHS in some markets).

Market Segment:

Full-size luxury sedan.

Production Years:

1999-2004