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2000 FORD EXCURSION
7.3L V8 Power Stroke Diesel•4WD•AUTOMATIC•diesel•turbo
6 active safety recalls on this vehicle — view recalls
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Repairs0Labor542Torque3744Fluid9DTC602Battery1Maintenance0Recalls6
P1728high severityPowertrain

Transmission Slip Error

on 2000 Ford Excursion 7.3L V8 Power Stroke Diesel · 4WD

What this code means

The PCM/TCM has detected excessive transmission slip. The actual gear ratio does not match the expected ratio, indicating the transmission is slipping during operation.

Symptoms

  • Check Engine Light
  • Transmission slipping during acceleration
  • RPM flare between shifts
  • Harsh shifting
  • Reduced fuel economy
  • Transmission overheating

Common causes

  • Low transmission fluid
  • Worn clutch packs
  • Faulty shift solenoids
  • Valve body issue
  • Torque converter failure
  • Contaminated transmission fluid

Diagnostic steps

  1. Check transmission fluid level and condition (color, smell)
  2. Monitor transmission slip with scan tool
  3. Check line pressure
  4. Inspect shift solenoid operation
  5. Perform transmission fluid and filter service

Repair notes

Check fluid level first. Perform fluid and filter service. If slip persists, internal transmission repair or rebuild likely needed.

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Other Powertrain codes on this vehicle

🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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