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2004 DODGE CARAVAN

2.4L I4•FWD•AUTOMATIC•gas
5-Year Cost of Ownership
$39,034 maintenance + known platform issues
~$7,807/yr · 650¢/mile equivalent · $32,383 maintenance + $5,951 expected platform issues
Compare this engine
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3.3L V6
vs
3.8L V6
Common Problems & Known Issues

The 2004 Dodge Caravan is a workhorse minivan that suffers from catastrophic transmission failures and significant 3.3L/3.8L V6 engine issues, particularly lower-end failures and head gasket problems. The 2.4L four-cylinder is more reliable but underpowered for family hauling.

41TE Automatic Transmission Failure

Common · high severity
Typical onset: 80,000-150,000 mi
Symptoms: Harsh or delayed 2-3 upshift, especially when cold, Slipping between gears under load, Complete loss of forward gears, stuck in limp mode, Burnt transmission fluid smell, dark brown or black fluid
Fix: Transmission rebuild or replacement required. Often the solenoid pack fails first (4-6 hours labor), but internal clutch pack damage follows quickly. Full rebuild: 12-16 hours. Remanufactured unit swap: 8-10 hours. Input/output speed sensor codes are early warning signs—address immediately.
Estimated cost: $2,200-3,800

3.3L/3.8L V6 Lower End Bearing Failure

Occasional · high severity
Typical onset: 120,000-180,000 mi
Symptoms: Deep knocking noise from bottom of engine, worse under load, Low oil pressure warning light, especially at idle when hot, Metal shavings or glitter in oil during changes, Sudden catastrophic failure with rod through block
Fix: Requires complete engine teardown. Rod bearings wear prematurely due to marginal oiling system design. If caught early with just bearing noise, in-chassis crank polish and bearing replacement: 18-22 hours. Most times we see spun bearings or damaged journals requiring short-block or full replacement: 20-28 hours.
Estimated cost: $3,500-6,500

Intake Manifold Gasket Failure (3.3L/3.8L)

Common · medium severity
Typical onset: 90,000-140,000 mi
Symptoms: Coolant leak visible below intake plenum, dripping onto starter area, Coolant smell from engine bay, no visible external leak, Gradual coolant loss, needs topping off every few weeks, White smoke at startup after overnight sit (coolant seeping into cylinders)
Fix: Upper and lower intake manifold gaskets deteriorate. Replace both plenum and lower gaskets as a set with updated composite gaskets. Must remove upper plenum, fuel rail, throttle body. 5-7 hours labor. Always inspect for coolant contamination in oil—if present, plan for head gasket job instead.
Estimated cost: $650-1,100

Head Gasket Failure (3.3L/3.8L)

Occasional · high severity
Typical onset: 100,000-160,000 mi
Symptoms: Overheating with no obvious coolant leak, Milky tan oil on dipstick or oil cap, White exhaust smoke that smells sweet, Bubbles in coolant overflow tank at idle, pressurized cooling system
Fix: Typically starts at rear cylinder (closest to firewall) on one bank. Requires cylinder head removal, resurfacing, and gasket replacement. If caught before severe overheating, heads usually don't crack. Both heads: 14-18 hours. Single head: 10-12 hours. Always check for warpage—these heads can twist if overheated severely.
Estimated cost: $1,800-3,200

Power Steering Hose Rupture

Common · medium severity
Typical onset: 70,000-120,000 mi
Symptoms: Power steering fluid spraying onto engine or ground, visible under vehicle, Sudden loss of power assist while driving, Groaning noise from pump when turning, Fluid puddle under vehicle after parking, reddish color
Fix: High-pressure hose from pump to rack develops leaks at crimp fittings or splits from age/heat exposure. This is a recall item (06V-263) but many weren't fixed. Replace pressure hose and return hose as preventive maintenance. 2-3 hours labor. Flush system to remove any metal debris from worn pump.
Estimated cost: $350-550

ABS Pump Module Failure

Occasional · medium severity
Typical onset: 90,000-150,000 mi
Symptoms: ABS and brake warning lights illuminated together, Pump motor runs continuously after key-off, drains battery, Loss of ABS function, pedal feels normal but no modulation, Codes for pump motor circuit or pressure switch
Fix: Internal motor brushes wear or solenoid valves stick. Entire HCU (hydraulic control unit) assembly typically needs replacement—no reliable rebuild kits. Must be bled with scan tool for proper calibration. 3-4 hours labor including programming.
Estimated cost: $900-1,400

Blower Motor Resistor Failure

Common · low severity
Symptoms: Blower only works on highest speed setting, No lower speed settings (1-3) for fan, Intermittent fan operation on medium speeds, Burning smell from HVAC vents
Fix: Resistor block located behind glove box fails from heat and vibration. Takes out speeds 1-3, high speed bypasses resistor so still works. Simple replacement, accessible from passenger footwell. 0.5-1.0 hour labor. Check blower motor for excessive current draw before replacing—worn motor causes repeat resistor failures.
Estimated cost: $120-220
Owner tips
  • Change transmission fluid every 30,000 miles with ATF+4 ONLY—wrong fluid kills the 41TE quickly
  • Monitor oil consumption on 3.3L/3.8L engines; add oil between changes if necessary to prevent bearing damage
  • Replace timing belt and water pump at 100,000 miles without fail—interference engine will destroy itself if belt breaks
  • Check power steering hoses annually for seepage; replace before catastrophic rupture
  • Use OEM or quality coolant—green universal coolant attacks gaskets in these engines
Avoid unless you find a well-maintained 2.4L four-cylinder example under 100k miles with documented transmission services—the V6 models are ticking time bombs for expensive drivetrain failures.
AI-assisted summary drawn from NHTSA recall data, our labor-times database, and platform knowledge. Not a substitute for a pre-purchase inspection on a specific vehicle.
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