my girl drove my h3 from pa to nyc and while she drove serv temp - i thought at first it meant temp for radior.. its tire pressure...??? the tires seem to be oky 44 psi?
it only has 600 miles should I call dealer>??

 

YES!

I thought we've already been down this road..[&:]

 

Please how do i solve that serv temp problem in my h3 and now the engine light is showing as well. help please i am in Sweden we donīt have a lot hummer here.

 

Auto parts stores in USA sell scan tool/obd2 readers for < 100$
that is something you can use to help figgure out your problems.