Target Audience:
Families, fleet operators
Key Competitors 2003:
Dodge Grand Caravan, Honda Odyssey, Toyota Sienna, Ford Freestar
Value Proposition:
Affordable, practical family transport with a focus on interior space and comfort.
Primary Coverage:
Engine Service and Repair Procedures
Scope:
Service and repair work with tested, effective techniques
Estimated Pages:
Approx. 500-800 pages (typical for comprehensive engine service manual)
Type:
Service Repair Manual
Format:
Digital (PDF) - Implied by typical sales for such manuals
Engine Mechanical:
Engine assembly, disassembly, inspection, and repair
Cylinder Head:
Cylinder head removal, installation, valve service, and gasket replacement
Piston And Connecting Rod:
Piston and connecting rod inspection, ring replacement, and bearing service
Crankshaft And Main Bearings:
Crankshaft removal, inspection, bearing replacement, and torque specifications
Timing System:
Timing belt/chain, tensioners, and guides replacement and alignment procedures
Lubrication System:
Oil pump, oil pan, oil filter, and oil galleries service
Cooling System:
Radiator, water pump, thermostat, hoses, and fan service
Fuel System:
Fuel injectors, fuel pump, fuel rail, and fuel pressure regulator service
Ignition System:
Spark plugs, ignition coils, and related sensors service
Exhaust System:
Exhaust manifold, catalytic converter, and muffler service (engine-related components)
Routine Maintenance:
Oil changes, filter replacements, spark plug replacement
Diagnostics:
Troubleshooting common engine problems, reading diagnostic trouble codes (DTCs)
Tune Up:
Engine tune-up procedures and specifications
Component Replacement:
Detailed instructions for replacing key engine components
Rebuilding:
Engine overhaul and rebuilding procedures
Torque Specifications:
Essential torque values for all engine fasteners
Clearances:
Specified engine component clearances (e.g., piston ring gap, bearing clearance)
Level Of Detail:
Comprehensive and detailed, suitable for professional mechanics and advanced DIYers
Diagnostic Focus:
Includes troubleshooting charts and symptom-based diagnostics
Rebuild Focus:
Detailed instructions for engine disassembly, inspection, repair, and reassembly
Engine Type:
V6, SOHC (Single Overhead Camshaft)
Engine Code:
G6CU (common for 3.5L DOHC Mitsubishi V6)
Displacement:
3.5 Liters (3497 cc)
Bore X Stroke:
93.0 mm x 82.7 mm (approximate, based on G6CU)
Compression Ratio:
9.0:1 (approximate, based on G6CU)
Valvetrain:
SOHC, 24 valves (4 valves per cylinder)
Horsepower:
200-215 HP @ 5500-6000 RPM (approximate, based on G6CU and market application)
Torque:
220-235 lb-ft @ 3500-4000 RPM (approximate, based on G6CU and market application)
Fuel Delivery:
Multi-point Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline
Recommended Octane:
87 Octane (Minimum)
Engine Oil Type:
API SN or SP, SAE 5W-30 Synthetic or Semi-Synthetic (Check manual for exact specification)
Engine Oil Capacity:
Approx. 4.5-5.0 Quarts (4.3-4.7 Liters) with filter change (Check manual)
Coolant Type:
Antifreeze/Coolant, Ethylene Glycol based, meeting Kia specification (e.g., Orange/Pink long-life)
Coolant Capacity:
Approx. 7.5-8.5 Quarts (7.1-8.0 Liters) (Check manual)
Length:
Approx. 195.7 inches
Width:
Approx. 78.0 inches
Height:
Approx. 67.7 inches
Wheelbase:
Approx. 116.1 inches
Ground Clearance:
Approx. 6.0 inches
Curb Weight:
Approx. 4,200 - 4,500 lbs (depending on trim and configuration)
Gross Vehicle Weight Rating:
Approx. 5,800 - 6,000 lbs
Cargo Volume Behind 3Rd Row:
Approx. 12.0 - 15.0 cubic feet (varies with seating configuration)
Cargo Volume Behind 2Nd Row:
Approx. 39.0 - 44.0 cubic feet
Cargo Volume Max:
Approx. 120.0 - 140.0 cubic feet
NHTSA Front Impact Driver:
Good (4-star rating)
NHTSA Front Impact Passenger:
Good (4-star rating)
NHTSA Side Impact Front Seat:
Good (4-star rating)
NHTSA Side Impact Rear Seat:
Good (4-star rating)
IIHS Frontal Offset:
Acceptable
Traction Control:
Optional on some trims
Electronic Stability Control:
Not commonly available in 2003 model year
Airbags Front:
Standard Driver and Passenger Front Airbags
Airbags Side:
Optional Front Side-Impact Airbags
Seatbelts:
3-point seatbelts with pretensioners in front
Oil Change Interval:
Every 5,000-7,500 miles or 6 months (whichever comes first), or as per manual recommendations.
Engine Air Filter:
Replace every 30,000-45,000 miles or as needed based on inspection.
Spark Plug Replacement:
Approx. 60,000 - 100,000 miles (depending on spark plug type - iridium recommended).
Timing Belt Replacement:
Crucial! Replace every 60,000 - 90,000 miles or 5-7 years, as this engine uses a timing belt and is an interference engine.
Transmission Fluid Change:
Every 30,000 - 60,000 miles (depending on driving conditions and fluid type).
Engine Mounts:
Wear and tear leading to vibration or clunking noises.
Timing Belt Failure:
Catastrophic engine damage if not replaced at recommended intervals. Tensioner failure is also a concern.
Oil Leaks:
Commonly from valve cover gaskets or crankshaft seals.
Cooling System Leaks:
Hose degradation, water pump leaks, or radiator issues.
Transmission Shifting Issues:
Can be related to fluid levels/condition or internal wear.
Kia History:
Founded in 1944, Kia Motors Corporation is South Korea's oldest manufacturer of motor vehicles. Known for offering value-oriented vehicles.
Sedona Generation:
First Generation (GQ/GP) 1999-2005
Sedona Platform:
Shared platform with Mitsubishi Space Wagon and Lancer Evolution for early models.
Engine Source:
The 3.5L V6 engine is a Mitsubishi design (6G74 series) commonly used in various Kia and Hyundai vehicles of this era.
Production Years:
2003 model year
Manufacturing Location:
South Korea