Got it - it was a problem with parsing null altitude fields. Email me off-list and I'll send you the firmware updater (you'll need to make up an adapter to connect it to a PC) or you can mail in the cable for an update.
Scott Tom Hayward wrote: > > > > Here's more data. These are the waypoints as they leave the D710, > going in to the GTRANS cable. > > These ones plot properly on the Nuvi: > > $PKWDWPL,015858,V,4732.36,N,12202.32,W,31,132,010709,000018,K7MCM-9,/>*36 > $PKWDWPL,015909,V,4738.43,N,12223.77,W,1,292,010709,000053,K7PAL-9,/k*47 > $PKWDWPL,020001,V,4732.27,N,12202.20,W,0,209,010709,000011,K7MCM-9,/>*07 > $PKWDWPL,020012,V,4738.43,N,12223.77,W,1,260,010709,000051,K7PAL-9,/k*4D > > These ones do NOT show up on the Nuvi: > > $PKWDWPL,015914,V,4713.14,N,12150.61,W,5,5,010709,,VBALDI,S#*5B > $PKWDWPL,020038,V,4704.21,N,12220.88,W,5,5,010709,,TACOMA,I#*42 > $PKWDWPL,020054,V,4713.14,N,12150.61,W,5,5,010709,,VBALDI,S#*50 > $PKWDWPL,020155,V,4732.21,N,12222.65,W,0,0,010709,,USEA,/#*3D > > Tom KD7LXL > >
