In October 1938, González Guzmán served in Grupo 3-G-3, which was equipped with Fiat CR.32s

On 15 October 1938, four squadrons of Fiats made a combined sortie, three from 2-G-3, and one from 3-G-3. They succeeded in destroying two Ratas (Carlos Bayo and González Guzmán), one for each group. Capitán Ángel Salas, Manuel Vázquez Sagastizábal and Bayo each damaged another.

González Guzmán ended the war with 1 biplane victory.

Claims:

Kill no.	Date	Time	Number	Type	Result	Plane type	Serial no.	Locality	Unit
	1938
1	15/10/38		1	I-16	Destroyed	CR.32			3-G-3

Biplane victories: 1 destroyed.
TOTAL: 1 destroyed.

Sources:
Air Aces - Christopher Shores, 1983 Presidio Press, Greenwich, ISBN 0-89141-166-6
Air War over Spain - Jesus Salas Larrazabal, 1974 Ian Allan Ltd, Shepperton, Surrey, ISBN 0-7110-0521-4
Fiat CR.32 Aces of the Spanish Civil War - Alfredo Logoluso, 2010 Osprey Publishing, Oxford, ISBN 978-1-84603-983-6
Joaquin Garcia-Morato - Best Ace of Spanish Civil War (WWII Ace Stories) - Mihail Zhirohov, 2003
Wings Over Spain - Emiliani Ghergo, 1997 Giorgio Apostolo Editore, Milano
Additional information kindly provided by Alfredo Logoluso and Ondrej Repka.