Index: sys/dev/usb/serial/u3g.c
===================================================================
--- sys/dev/usb/serial/u3g.c
+++ sys/dev/usb/serial/u3g.c
@@ -522,6 +522,7 @@
 	U3G_DEV(SIERRA, MC5727, 0),
 	U3G_DEV(SIERRA, MC5727_2, 0),
 	U3G_DEV(SIERRA, MC5728, 0),
+	U3G_DEV(SIERRA, MC7354, 0),
 	U3G_DEV(SIERRA, MC8700, 0),
 	U3G_DEV(SIERRA, MC8755, 0),
 	U3G_DEV(SIERRA, MC8755_2, 0),
Index: sys/dev/usb/usbdevs
===================================================================
--- sys/dev/usb/usbdevs
+++ sys/dev/usb/usbdevs
@@ -4029,6 +4029,7 @@
 product SIERRA E6892		0x6892	E6892
 product SIERRA E6893		0x6893	E6893
 product SIERRA MC8700		0x68A3	MC8700
+product SIERRA MC7354		0x6820	MC7354
 product SIERRA AIRCARD875	0x6820	Aircard 875 HSDPA
 product SIERRA AC313U		0x68aa	Sierra Wireless AirCard 313U
 product SIERRA TRUINSTALL	0x0fff	Aircard Tru Installer