Target Audience:
Families, fleet operators, DIY enthusiasts, professional mechanics.
Key Competitors:
Honda Odyssey, Toyota Sienna, Chevrolet Uplander/Venture, Ford Freestar/Windstar, Kia Sedona.
Vehicle Appeal:
Spacious interior, versatile seating arrangements (Stow 'n Go on later models within this generation, though earlier models offer removable seats), practical for hauling cargo and passengers, affordable pricing.
Manual Value Proposition:
Essential for maintaining the longevity and optimal performance of the 2003-2007 Grand Caravan, enabling cost-effective repairs and proactive maintenance.
Powertrain:
Engine mechanical, engine performance, cooling system, exhaust system, fuel system, lubrication system, starting system, charging system.
Drivetrain:
Automatic transmission (41TE/42LE/45RFE), manual transmission (Getrag RG-52), transfer case (AWD models), drive axles, propeller shaft.
Chassis:
Brakes (ABS, rear drum/disc), steering (power rack and pinion), suspension (front independent, rear torsion beam/solid axle), wheels, tires.
Electrical:
Battery, alternator, starter motor, ignition system, lighting, instruments, power windows, power locks, power sliding doors, rear liftgate, HVAC controls, audio system, body control module (BCM).
Body:
Body construction, exterior trim, interior trim, seats, glass, doors, hood, liftgate, bumpers, frame and underbody.
Maintenance:
Oil and filter changes, fluid level checks and top-offs, filter replacements (air, fuel, cabin), spark plug replacement, belt inspections and replacement, brake pad/shoe replacement.
Diagnostics:
Troubleshooting guides for common issues, diagnostic trouble codes (DTCs) interpretation, circuit testing, sensor testing, actuator testing.
Repair:
Engine component repair/replacement (e.g., cylinder head, pistons, valves), transmission overhaul/rebuilding, brake system repair, steering and suspension component replacement, electrical component repair.
Installation:
Component replacement procedures (e.g., alternator, starter, water pump, radiator), accessory installation.
Depth:
Comprehensive, covering basic to advanced repair and diagnostic procedures. Includes detailed schematics, diagrams, and specifications for professional-level service.
Engine Code 1:
EDZ (3.3L V6)
Displacement 1:
3.3 Liters (201 cu in)
Horsepower 1:
~170-175 hp @ 4800-5000 rpm
Torque 1:
~205-210 lb-ft @ 3200-3400 rpm
Engine Code 2:
EGA (3.8L V6)
Displacement 2:
3.8 Liters (230 cu in)
Horsepower 2:
~190-200 hp @ 5000-5200 rpm
Torque 2:
~230-240 lb-ft @ 3800-4000 rpm
Engine Code 3:
3.5L V6 (for specific markets/years, often referred to by its Magnum designation or shared with other Chrysler products)
Displacement 3:
3.5 Liters (215 cu in)
Horsepower 3:
~215-230 hp @ 5800-6400 rpm
Torque 3:
~235-250 lb-ft @ 3400-4000 rpm
Type:
Multi-Point Fuel Injection (MPI)
Fuel Type:
Unleaded gasoline
Recommended Octane:
87 Octane (for 3.3L and 3.8L), 89 Octane recommended for 3.5L
Type 1:
41TE / 42LE Automatic (for 3.3L and 3.8L)
Gears 1:
4-speed automatic
Type 2:
45RFE Automatic (for 3.5L)
Gears 2:
4-speed automatic (later versions of 45RFE became 5-speed)
Type 3:
Getrag RG-52 Manual (rare option)
AWD Option:
Available on some models, often paired with specific engines and transmissions.
Atf Type 1:
ATF+4 (for 41TE/42LE/45RFE)
Capacity 1:
~9.7-10.5 quarts (9.2-10.0 liters) for refill (varies by model/transmission)
Length:
approx. 199.5 inches
Width:
approx. 77.5 inches (excluding mirrors)
Height:
approx. 68.5 inches (unloaded)
Passenger Volume:
approx. 160-170 cubic feet (depending on configuration)
Cargo Volume Behind 3Rd Row:
approx. 30-40 cubic feet
Cargo Volume Behind 2Nd Row:
approx. 100-120 cubic feet
Cargo Volume Max:
approx. 140-160 cubic feet (seats removed/folded)
Curb Weight:
approx. 4200-4700 lbs (depending on engine and configuration)
Gross Vehicle Weight Rating:
approx. 5800-6000 lbs
Towing Capacity:
approx. 1500-3500 lbs (depending on engine, axle ratio, and towing package)
NHTSA Frontal Crash Driver:
4 Stars (for models tested)
NHTSA Frontal Crash Passenger:
4 Stars (for models tested)
NHTSA Side Impact Driver:
4 Stars (for models tested)
NHTSA Side Impact Rear Passenger:
4 Stars (for models tested)
IIHS Frontal Offset:
Acceptable (for models tested)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Optional (TCS) on some models
Airbags Front:
Driver and front passenger airbags
Airbags Side:
Optional side curtain airbags or front-seat mounted side airbags on later models/higher trims
Seatbelts:
3-point seatbelts in all seating positions, pretensioners for front seats.
Audio Systems:
Base AM/FM stereo with CD player, optional premium Infinity sound systems, rear entertainment systems (DVD player, screens) available on higher trims.
Navigation:
Optional factory navigation system on higher-end trims.
Parking Assist:
Optional rear park assist sensors on some models.
Remote Keyless Entry:
Standard on most trims.
Power Features:
Power windows, power door locks, power sliding doors, power liftgate (available on some trims).
Oil Change Interval:
Every 3,000-7,500 miles or 3-6 months, depending on oil type and driving conditions (refer to manual for specific recommendations).
Air Filter Replacement:
Every 12,000-30,000 miles or as needed based on inspection.
Spark Plug Replacement:
Approximately 60,000-100,000 miles for platinum or iridium plugs (depending on engine).
Transmission Fluid Change:
Every 30,000-60,000 miles, especially under severe usage or for older fluid types.
Engine Oil:
SAE 5W-30 (most common for 3.3L and 3.8L), SAE 5W-20 or 5W-30 for 3.5L (check manual for exact spec and API service classification, e.g., API SN).
Coolant:
Chrysler/Mopar HOAT (Hybrid Organic Acid Technology) or equivalent (e.g., Zerex G-05, Peak Global Lifetime) - typically orange.
Brake Fluid:
DOT 3 or DOT 4 (check reservoir cap/manual for specific type).
Power Steering Fluid:
ATF+4 or Mopar power steering fluid.
Transmission Issues:
Transmission solenoid failures, torque converter shudder, erratic shifting, premature wear on 41TE/42LE transmissions if not properly maintained.
Engine Issues:
Oil leaks (valve cover gaskets, oil pan gasket), intake manifold gasket leaks, PCV system issues, occasional head gasket concerns on higher mileage units.
Suspension And Steering:
Worn ball joints, tie rod ends, wheel bearings, and strut mounts; occasional power steering pump noise.
Electrical Issues:
Faulty window regulators, power sliding door issues (motors, latches, wiring), BCM failures, intermittent warning lights.
HVAC Issues:
Blend door actuator failures, blower motor resistor issues, A/C compressor failures.
Dodge Legacy:
Dodge has a long history of producing practical and robust vehicles, particularly in the minivan segment with the Caravan lineage dating back to 1984.
Generation Overview:
The 2003-2007 Grand Caravan represents the fourth generation (RS), an update to the previous platform, offering improved styling, powertrain options, and features. It continued to be a dominant player in the minivan market, known for its value and practicality.
Key Updates Within Generation:
While the core platform remained, updates included revised styling, interior enhancements, and the introduction of features like Stow 'n Go seating (introduced in 2005 for Chrysler, often mirrored or adapted by Dodge). Engine options were refined.
Manufacturing Locations:
Primarily Windsor, Ontario, Canada (Windsor Assembly Plant)
Production Years:
2003-2007 (for this specific generation and model years)
Kbb Consumer Ratings:
Generally well-regarded for its practicality and value by Kelley Blue Book, though specific awards for this period may vary.
Consumer Reports Reliability:
Reliability ratings have historically been mixed to average for this generation, with certain components requiring attention (as detailed in known issues).
Model Positioning:
Positioned as a family-friendly, value-oriented minivan, competing directly on price and features with rivals.