2019 Chevrolet Colorado Owner’s Manual — Doors

On vehicles with a lock on the tailgate, use the key to lock or unlock the tailgate. The power door locks will not lock or unlock the tailgate.

Open the tailgate by lifting up on its handle while pulling the

tailgate down.

To shut the tailgate, firmly push it upward until it latches.

After closing the tailgate, pull it back to be sure it latches securely.