For 1990-2009 cars

### Removal Procedure

1. Remove the battery tray . Refer to Battery Tray Replacement .
2. Disconnect the wiring harness (4) from the input speed sensor.
3. Remove the input speed sensor bolt.
4. Remove the input speed sensor.
5. Remove the input speed sensor O-ring. Discard the O-ring.

### Installation Procedure

1. Apply GM T-IV automatic transaxle fluid GM P/N 88900925 to the new input speed sensor O-ring.
2. Install the new input speed sensor O-ring onto the input speed sensor.
3. Install the input speed sensor to the transaxle .

Notice: Refer to Fastener Notice in the Preface section.

4. Install the input speed sensor bolt.

Tighten
Tighten the bolt to 6 N·m (53 lb in).

5. Connect the wiring harness (4) to the input speed sensor.
6. Install the battery tray . Refer to Battery Tray Replacement .