2001 DODGE CARAVAN

Typical onset: 80,000-150,000 mi

Symptoms: Harsh or delayed 2-3 upshift, especially when warm, Slipping between gears or failure to engage reverse, Whining noise from bellhousing area, Limp mode with check engine light and transmission codes

Fix: This 4-speed automatic is notoriously weak. Input shaft failure, solenoid pack issues, and torque converter problems are typical. Rebuild requires 12-16 hours; most shops recommend remanufactured unit exchange. Transmission oil cooler contamination often accelerates failure—always replace cooler and flush lines during rebuild.

Estimated cost: $2,200-3,800

Typical onset: 100,000-160,000 mi

Symptoms: Heavy knocking or rattling from lower engine block, Sudden loss of oil pressure, Metallic debris in oil during changes, Catastrophic failure resulting in rod thrown through block

Fix: The 2.4L DOHC suffers from oil sludge buildup and inadequate lubrication to rod bearings. Once knocking starts, engine is typically done. Requires complete rebuild (30-40 hours) or used engine swap (18-24 hours). Most techs recommend engine replacement over rebuild on high-mileage units.

Estimated cost: $3,500-5,500

Typical onset: 120,000-180,000 mi

Symptoms: White smoke from exhaust on cold start, Coolant loss with no visible external leaks, Overheating during extended highway driving, Milky residue on oil filler cap or dipstick

Fix: The 3.8L develops head gasket leaks between cylinders and coolant jackets. Requires both heads removed, resurfaced, new gaskets, and timing chain inspection. Book time is 14-18 hours. Often find warped heads requiring machine work, adding cost and time.

Estimated cost: $2,800-4,200

Typical onset: 60,000-120,000 mi

Symptoms: Transmission fluid dripping near radiator or frame rail, Low transmission fluid warnings or burnt smell, Pink fluid stains on driveway under front of vehicle, Transmission slipping after fluid loss

Fix: Steel cooler lines rust through where they mount to frame and radiator, especially in salt-belt states. Requires replacement of hard lines and often the transmission oil cooler itself if contaminated. 2-4 hours labor, more if cooler replacement needed. Critical to address immediately to prevent transmission damage from fluid loss.

Estimated cost: $350-800

Typical onset: 70,000-130,000 mi

Symptoms: Clunking noise over bumps from front suspension, Steering wheel off-center after hitting potholes, Excessive tire wear on inside or outside edges, Vehicle pulls to one side during braking

Fix: Lower control arm bushings deteriorate and allow excessive movement. Dodge issued a recall for ball joint separation risk on some units. Most shops replace entire control arm assemblies rather than pressing new bushings (not cost-effective). 2.5-3.5 hours per side including alignment.

Estimated cost: $450-750

Typical onset: 90,000-150,000 mi

Symptoms: Coolant seeping from intake plenum area, Rough idle or misfire codes on cold starts, Sweet coolant smell from engine bay, Gradual coolant loss requiring frequent top-offs

Fix: Upper and lower intake gaskets fail on V6 engines, allowing coolant into cylinders or external leaks. Requires removing upper intake plenum, replacing all gaskets, and often injector O-rings while in there. 5-7 hours labor. Use upgraded gasket set to prevent repeat failure.

Estimated cost: $650-1,200

Symptoms: HVAC blower only works on high speed setting, Blower motor intermittently stops working, No air flow from vents regardless of setting, Burnt electrical smell from dashboard

Fix: Blower motor resistor block behind glove box fails frequently, usually taking out speed control. Sometimes the blower motor itself draws too much current and kills resistors repeatedly. Resistor replacement is 0.5-1 hour; if motor is culprit, add another 1.5-2 hours.

Estimated cost: $120-400