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1990
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S10/T10 P/U 4WD V6-262 4.3L
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Automatic Transmission/Transaxle
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3L30 (180/180C) Automatic Transmission
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Sudden Starting Only After Engine RPM Increase
Sudden Starting Only After Engine RPM Increase
1. Jammed band servo piston.
2. Low fluid level.
3. Defective oil pump.
4. Missing fluid screen.
5. Valve body sealing ball out of place.