oldsmobile Workshop Repair Guides

Oldsmobile Workshop Service and Repair Manuals

Hydra-Matic 125C (3T40)|Page 3986 > < Engine, A/T - Shift/Driveability Concerns/MIL ON|Page 3983
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Governor Pressure Switch: Service and Repair
Hydra-Matic 125C (3T40)

1.

Raise and support vehicle.

2.

Remove engine to transaxle brace attaching bolts, then the heat shield if equipped.

3.

Remove speedometer cable or wire connector from transaxle.

4.

Remove speedometer driven gear and sleeve assembly or speed sensor if equipped.

5.

Remove governor cover and O-ring.

Fig. 3, Governor assembly

6.

Remove speedometer drive gear thrust washer and gear, then the governor assembly, Fig. 3.

7.

Reverse procedure to install. Refer to "Torque Specifications Chart" for torque values.

Hydra-Matic 125C (3T40)|Page 3986 > < Engine, A/T - Shift/Driveability Concerns/MIL ON|Page 3983