10348
All of a sudden , a brand-new Grey GMC GMC 5500
 GMC GMC 5500
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: vehicle type, position of vehicle, color of vehicle, orientation of vehicle, vehicle velocity, vehicle range, brand of vehicle, vehicle model, SUV, hatchback, sports car, sedan, bus, truck, vintage car, coupe, roadster, estate car, motorcycle, MPV, van 
Text: {0} 
Answer:
 GMC GMC 5500