Automatic Transmission

for 2005 Buick LaCrosse 3.8L V6 · FWD

Fluid Type

Dexron III or Dexron VI ATF

Spec: GM Dexron III-H or Dexron VI

Capacity

14.8qt

14 L

Drain & Refill

6 qt

5.68 L

Data quality

Book-style estimate

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Notes

4T65-E 4-speed automatic. Fill-for-life per GM, but service recommended every 50,000-60,000 miles under severe use. Pan drop yields approximately 6 quarts. Dexron VI backward compatible

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Other fluid systems on this vehicle

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

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