Test tax query 1

$vehicule_tax_query = array(
	'relation' => 'AND',
	array(
		'taxonomy'         => 'vehicule',
		'field'            => 'slug',
		'operator'         => 'AND',
		'include_children' => true,
	),
	array(
		'taxonomy'         => 'product_category',
		'field'            => 'slug',
	),
);