How to deactivate onstar<br>Contact onstar. If you want to cancel your onstar service immediately, you will need to contact the company and speak with an adviser. [substeps] The simplest way to speak with an adviser is to press the blue button on the onstar system installed in your vehicle.
Onstar commercials are voiced by Batman.
( z1 voice :ARG0 ( z2 person :name ( z3 name :op "Batman" ) ) :ARG1 ( z4 commercial :mod ( z5 broadcast-program :name ( z6 name :op "Onstar" ) ) ) )