tax_query model & fueltype

$tax_query = array(
	array(
		'taxonomy'         => 'model',
		'terms'            => '$_GET(['model'])',
		'field'            => 'slug',
	),
	array(
		'taxonomy'         => 'fueltype',
		'terms'            => '$_GET(['fueltype'])',
		'field'            => 'slug',
	),
);