Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 2009 chevy Traverse Gearbox fluid › Reply To: 2009 chevy Traverse Gearbox fluid April 12, 2021 at 2:21 pm #990032 Richard KirshyParticipant Can’t say for certain.. Though there are a growing amount of cases where doing a complete fluid flush (3 gallons or more) have worked on vehicles that have had the strawberry milkshake.