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Home >> Buick >> 1996 >> Park Avenue Ultra V6-3.8L SC VIN 1 >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Harsh 2-1 Downshift

Harsh 2-1 Downshift

1. Wrong spacer plate installed.
2. 1-2 accumulator seal cut or damaged.
3. 1-2 accumulator valve stuck.

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