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Oldsmobile
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1992
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Delta 88 V6-3800 3.8L
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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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Symptom Related Diagnostic Procedures
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4T60-E Automatic Transaxle
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1ST & 4TH Gear Only
1ST & 4TH Gear Only
1-2 shift solenoid On failure caused by foreign material in
solenoid
, PCM signal grounded or pinched solenoid return wire to ground.