The Big Score
Heist · Subtle Approach
Union Depository
Michael leads a fake Gruppe Sechs convoy into the Union Depository's vault, taking bank manager Casey hostage along the way, as Franklin hacks traffic lights to keep Merryweather off their tail and the crew loads the gold into modified Gauntlets for a quiet getaway.
Play as
Michael De Santa · Franklin Clinton · Trevor Philips
Location
Union Depository
Getaway
Gauntlet · Securicar
Mission at a glance
Walkthrough
Intercept the convoy
The crew ambushes the Gruppe Sechs armored vans in a tunnel north of Strawberry, deploying the stolen stingers to stop them.
Take the vans
Subdue the guards, including bank manager Casey, and take control of the armored convoy.
Drive to the depository
Michael leads the disguised convoy into the Union Depository.
Reach the vault
Get the crew inside and access the vault.
Reroute Merryweather
Switch to Franklin, who hacks traffic signals to steer Merryweather's response away from the depository and the escape route.
Warning Signal Man wants fewer than 10 light changes total. Picking the reroutes that actually matter instead of triggering every intersection along the way is what keeps this one alive.
Load the gold
Move the gold into the modified Gauntlets.
Fight through the escape
Merryweather catches up at the unload point, and all three protagonists become switchable for the firefight.
Tip Headshots and Accuracy both come from this stretch. Switching to whichever character has the cleanest shot instead of sticking with one the whole fight covers both.
Get clear
Drive the gold-loaded Gauntlets through the city streets to safety.
Gold medal requirements
Headshots
Kill 20 enemies with headshots.
Signal Man
Perform fewer than 10 traffic light changes.
Accuracy
Finish with at least 60% shooting accuracy.
Mission file
Characters
Michael De Santa·Franklin Clinton·Trevor Philips·Casey
Locations
Union Depository
Vehicles
Gauntlet·Securicar