Absolutely, you can use the same utterances to invoke the same intents in a car from a home setting. "Alexa, set temperature to <x> degrees" "Alexa, set volum

Absolutely, you can use the same utterances to invoke the same intents in a car from a home setting. "Alexa, set temperature to <x> degrees" "Alexa, set volume to <x> or increase/decrease volume"