Anonymous wrote:you need to douse it with enzymatic cleaner like Nature's Miracle or Anti Icky Poo. Go to Petco and get one of these. I strongly prefer unscented.
Spray it everywhere and leave it for a bit.
I'll second that vote for the enzymatic cleaner. The enzymes break down the animo acids in the bile. Without that, it'll just smell like vomit and pina colada, and when the vehicle interior really heats up, it'll smell even worse.
My kid threw up in the car a few times, and I'd totally forgotten about it until now. The enzymatic cleaner works...