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"GMC." Fullformexpand.com, https://www.fullformexpand.com/gmc/56280. Accessed 24 Jan. 2026.
Fullformexpand.com, 2026. "GMC." Accessed January 24, 2026. https://www.fullformexpand.com/gmc/56280.
"GMC." (n.d.). Fullformexpand.com. Retrieved January 24, 2026, from https://www.fullformexpand.com/gmc/56280.
GMC. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/gmc/56280 (Accessed: 24 January 2026).