Just open the SD map location and the card slides out. Or are you trying to install nav on a base gt without nav?
2020 Stinger gt awd:
gt2 8" touch screen & nav upgrade, AEM intakes, K8SS Elite sport ceramic brake pads, eBay DRL LEDs, gloss black mirror caps & fender vents, CTX series ceramic tinted windows 40%, M&S Type-G spoiler (wrapped) gloss black, 2022+ tail light bar with KDM spec sequential turn signals, Diode Dynamics LED reverse lights.
2001 Ford F-150 SVT Lightning:
JLP air induction kit, JLT 3.0 oil separator, Bassani highflow catted midpipes, Dynatech 3" Supermaxx catback exhaust, Belltech front/rear sway bars, Belltech pro coil front lowering springs, Belltech alignment kit, Bilstein front shocks, DJM 2" rear drop shackles, Viking double adjustable rear shocks, Hotchkis lowering leaf springs, TPS slotted rotors, PowerStop powdercoated calipers, Hawk Performance ceramic brake pads, 20" LMR gloss black 01-02 wheels, Nitto NT555 G2 295/40/20 tires, Cervinis tailgate spoiler, Depo black headlights, black clear corners, black taillights, full Diode Dynamics LED lighting.