Ford Thunderbird, DEW (USA)

Automatic transmission fluid capacity & service interval

Ford Thunderbird, DEW (USA) automatic transmission fluid capacity is 11,2 liters. Service intervals include a 12 month check and a 240000 km change. The data covers 2 configurations.

The configuration chart below lists fill volumes and service intervals for each engine and trim variant.

TypeSpecifications
Thunderbird 3.9 V8 (2003-2005)
  • Use: Normal
  • Capacity 11,2 liter
  • Check 12 months
  • Change 240000 km
Thunderbird 3.9 V8 (2002-2003)
  • Use: Normal
  • Capacity 11,2 liter
  • Check 12 months
  • Change 240000 km

Additional Notes

  • The Ford Thunderbird DEW carries an automatic transmission fluid capacity of 11.2 liters across both the 2002-2003 and 2003-2005 3.9 V8 configurations, a figure consistent with a full service fill that accounts for the torque converter, valve body, and transmission pan combined.
  • A 240,000 km change interval is specified under normal use conditions for both configurations, placing automatic transmission fluid changes among the longest-interval services on the vehicle.
  • The 12-month fluid check interval applies to both the 2002-2003 and 2003-2005 3.9 V8 entries under normal use, meaning fluid condition and level are assessed on an annual basis regardless of mileage accumulation.
  • The 2003 model year appears in both row configurations, with the 2002-2003 entry and the 2003-2005 entry sharing identical capacity, check, and change specifications of 11.2 liters, 12 months, and 240,000 km respectively.

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