Operation CHARM: Car repair manuals for everyone.

Manual Transmission - M86/M94 Getrag

Removal Procedure





1. Disconnect the Vehicle Speed Sensor (VSS) electrical connector.





2. Remove the retainer bolt.





3. Remove the retainer.
4. Remove the VSS.
Pull up on the VSS in order to remove the VSS.
5. Remove the O-ring.

Installation Procedure





1. Lubricate a new O-ring with synchromesh transaxle fluid GM P/N 12345349 or equivalent.
2. Install the new O-ring.
3. Install the vehicle speed sensor (VSS) assembly.





4. Install the VSS retainer.
5. Install the VSS retainer bolt.

Notice: Refer to Fastener Notice in Service Precautions.

6. Install the VSS bolt.
^ Tighten the bolt to 9 Nm (80 inch lbs.).

Refer to Fastener Notice in Service Precautions.





7. Connect the VSS lead to the transaxle.
8. Lower the vehicle.