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Home >> Buick >> 1993 >> Regal V6-191 3.1L >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> 4T60-E Automatic Transaxle >> 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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