2003 Ford Explorer Sport Trac
2003 Ford Explorer Sport Trac
Overview
The 2003 Ford Explorer Sport Trac, a unique blend of SUV and pickup truck, offered a practical solution for those needing utility without a full-size truck. It shared much of its platform with the popular Explorer SUV, contributing to a generally understood, though not flawless, reliability profile. This model year saw the introduction of the 4.0L V6 engine and the 4.6L V8, providing different power options. While generally considered a decent performer for its class, like any vehicle of this age, it has specific areas where owners have reported issues. Understanding these potential problems can help in maintenance and long-term ownership.
Engine
4.0L V6 SOHC
Timing Chain Tensioner Failure
- Symptoms: Rattling noise from the front of the engine, especially on startup; potential for reduced engine power and check engine light.
- Solution: Replacement of timing chain tensioners, guides, and potentially the chains themselves.
- Cost: $800 - $1500
Intake Manifold Gasket Leaks
- Symptoms: Coolant leaks, engine overheating, rough idle, and potential misfires.
- Solution: Replacement of the intake manifold gaskets.
- Cost: $400 - $700
4.6L V8 SOHC
No widespread issues reported.
- Symptoms: N/A
- Solution: N/A
- Cost: Varies
Transmission
5R55E (5-Speed Automatic)
Solenoid Pack Failure
- Symptoms: Harsh shifting, delayed engagement, slipping gears, or failure to shift into certain gears.
- Solution: Replacement of the solenoid pack.
- Cost: $500 - $900
Torque Converter Issues
- Symptoms: Shuddering, slipping, or a whining noise, especially at lower speeds.
- Solution: Replacement of the torque converter.
- Cost: $700 - $1200
Suspension
Standard Chassis
Ball Joint Wear
- Symptoms: Clunking noises over bumps, uneven tire wear, and potential steering instability.
- Solution: Replacement of worn ball joints.
- Cost: $300 - $600
Leaf Spring Sagging
- Symptoms: Rear end sag, reduced load-carrying capacity, and potential for bottoming out.
- Solution: Replacement of rear leaf springs.
- Cost: $400 - $800
Electrical
Body Control Module (BCM)
Intermittent Electrical Failures
- Symptoms: Various electrical components (lights, power windows, locks) acting erratically or failing completely.
- Solution: Diagnosis and potential reprogramming or replacement of the BCM.
- Cost: $500 - $1000
Alternator
Premature Failure
- Symptoms: Dimming headlights, battery warning light, and eventual loss of electrical power.
- Solution: Replacement of the alternator.
- Cost: $300 - $500
Exterior
Body Panels
Rust and Corrosion
- Symptoms: Visible rust, particularly on the frame, wheel wells, and rocker panels, especially in areas with road salt.
- Solution: Rust repair and undercoating; preventative measures.
- Cost: $200 - $1000+
Tailgate Latch
Sticking or Failure
- Symptoms: Difficulty opening or closing the tailgate, or it failing to latch securely.
- Solution: Lubrication or replacement of the tailgate latch mechanism.
- Cost: $100 - $300
Interior
HVAC Blower Motor
Failure
- Symptoms: No air coming from the vents, or intermittent airflow.
- Solution: Replacement of the blower motor and potentially the resistor.
- Cost: $200 - $400
Seat Upholstery
Wear and Tear
- Symptoms: सामान्य wear, rips, or fading of fabric or leather, especially on driver’s seat.
- Solution: Repair or replacement of upholstery.
- Cost: $150 - $500+
Summary Verdict
The 2003 Ford Explorer Sport Trac presents a mixed reliability picture. The 4.0L V6 engine is known for potential timing chain and intake manifold issues, while the 4.6L V8 is generally more robust. The 5R55E transmission can experience solenoid pack and torque converter problems. Suspension components like ball joints and leaf springs are common wear items. Electrical gremlins, particularly related to the BCM and alternator, can arise. Exterior rust is a concern in certain climates, and interior components like the HVAC blower motor may require attention. Despite these potential issues, many owners find the Sport Trac to be a capable and useful vehicle when properly maintained, with many common repairs being manageable in cost.