SA019 MGHS PLUG IN HV BATTERY PERFORMANCE UPDATE

[g4rth]

My HS PHEV is booked in for its third year service. Also listed is CARRY OUT SERVICE CAMPAIGN - SA019 MGHS PLUG IN HV BATTERY PERFORMANCE UPDATE. Does anyone have any idea what this is for please

 

[Greeves]

Hopefully you'll tell us after the service!

 

[g4rth]

I wish I could. Asked but was told MG don't supply the dealers with any specific information about what software changes do or the reasoning behind them other than the update campain number and a very few almost useless words about.