Ha voilà j'ai enfin une réponse de mon module, effectivement avec le méga et la manip que tu m’as donné j'ai pu récupère via une sortie a 4800 baud 
Il me donne ceci
$GPVTG,,T,,M,,N,,K,N*2C
$GPGGA,000432.982,,,,,0,00,50.0,,M,,,,0000*28
$GPRMC,000432.982,V,,,,,,,250104,,,N*49
$GPVTG,,T,,M,,N,,K,N*2C
$GPGGA,000433.982,,,,,0,00,50.0,,M,,,,0000*29
$GPRMC,000433.982,V,,,,,,,250104,,,N*48
$GPVTG,,T,,M,,N,,K,N*2C
$GPGGA,000434.982,,,,,0,00,50.0,,M,,,,0000*2E
$GPRMC,000434.982,V,,,,,,,250104,,,N*4F
$GPVTG,,T,,M,,N,,K,N*2C
$GPGGA,000435.982,,,,,0,00,50.0,,M,,,,0000*2F
$GPRMC,000435.982,V,,,,,,,250104,,,N*4E
$GPVTG,,T,,M,,N,,K,N*2C
$GPGGA,000436.982,,,,,0,00,50.0,,M,,,,0000*2C
$GPGSA,A,1,,,,,,,,,,,,,50.0,50.0,50.0*05
$GPGSV,3,1,12,21,00,000,,10,00,000,,25,00,000,,09,00,000,*74
$GPGSV,3,2,12,07,00,000,,03,00,000,,11,00,000,,15,00,000,*7B
$GPGSV,3,3,12,02,00,000,,30,00,000,,01,00,000,,26,00,000,*7E
$GPRMC,000436.982,V,,,,,,,250104,,,N*4D