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Porsche
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1990
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928 GT V8-4957cc 5.0L
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Repair and Diagnosis
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Transmission and Drivetrain
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Automatic Transmission/Transaxle
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Testing and Inspection
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Slips In 2ND Gear or Shifts From 1ST to 3RD Gear
Slips In 2ND Gear or Shifts From 1ST to 3RD Gear
1.
Faulty valve body.
2.
Damaged brake band B 1 piston seal.
3.
Damaged brake band B 1 and/or B 1 element.