Sir, Yes Sir! is a main story mission in GTA Vice City, given by Juan Cortez.
It's the 13° GTA Vice City mission in chronological order, and it becomes available after completing Phnom Penh '86.
Tommy hijacks an army tank.
Sir, Yes Sir!: Mission Objectives
- Go and acquire the piece of military hardware that is being taken through town.
- Find a way to steal the tank!
- Drop the tank off in the Colonels lockup before it self destructs.
- Drive the tank into the garage.
- Get out of the tank and walk out of the garage.
Sir, Yes Sir!: Mission Info
- Mission Number 13
- Mission Giver
Juan Cortez - Mission Type Mandatory Mission
- Location Cortez's Yacht, Ocean Bay Marina, Vice City Beach
- Available After Mission (Story Mode)
- Required for 100% Yes
- Rewards $2,000
- Unlocked Items
Death Row - Featuring
Barracks OL 
Patriot 
Rhino Tank 
Military 
Vice City Police Department (VCPD)