Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSOLDSMOBILE1987CUTLASS CIERA V6-231 3.8LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLETESTING AND INSPECTIONSYMPTOM RELATED DIAGNOSTIC PROCEDURES440-T4, (4T60/4T60-E) AUTOMATIC TRANSAXLENO CONVERTER CLUTCH OPERATIONLESS ELECTRONIC CONTROL MODULE (ECM)
1987 Oldsmobile Cutlass Ciera V6-231 3.8L
Less Electronic Control Module (ECM)
1987 Oldsmobile Cutlass Ciera V6-231 3.8LSECTION Less Electronic Control Module (ECM)
1. Damaged electrical connectors.
2. Pinched wires.
3. Inoperative governor pressure switch.
4. Inoperative 3rd clutch switch.
5. Inoperative 4th clutch switch.
6. Inoperative solenoid valve.
7. Stuck converter clutch shift valve.
8. Stuck converter clutch apply valve.
9. Missing No. 10 check ball.
10. Improperly seated or damaged converter clutch blow off check ball.
11. Damaged turbine shaft seals.
12. Damaged oil pump drive shaft seal.
13. Damaged TCC accumulator piston or seal.
2. Pinched wires.
3. Inoperative governor pressure switch.
4. Inoperative 3rd clutch switch.
5. Inoperative 4th clutch switch.
6. Inoperative solenoid valve.
7. Stuck converter clutch shift valve.
8. Stuck converter clutch apply valve.
9. Missing No. 10 check ball.
10. Improperly seated or damaged converter clutch blow off check ball.
11. Damaged turbine shaft seals.
12. Damaged oil pump drive shaft seal.
13. Damaged TCC accumulator piston or seal.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.