does the tri-pac only come on if truck is off?

704132

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61852

{"replyTo":"","text":"yeah truck has to be off","replyToPid":0}

630372

{"replyTo":"","text":"Yes","replyToPid":0}

704132

{"replyTo":"","text":"that's cool.i got to cold last night anyways...my truck loves me","replyToPid":0}