Sierra Denali RWD V8-6.2L (2009)
1. Coat a NEW O-ring seal with a thin film of Synchro-mesh transmission fluid GM P/N 12345349 (Canadian P/N 10953465), or equivalent.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution) .
2. Install the VSS and O-ring seal.
Tighten the VSS to 16 Nm (12 lb ft).
3. Connect the VSS electrical connector (1).
4. Lower the vehicle.