could hooking up to c6 help at all ?

okay pulled out the speed sensor the gear is fine and turns freely ?

yeap wire is disconnected out of c5 then the signal wire from the box connected to it heading up to the dash

okay i will do that
thank you for helping me

i have put a multi meter and i have get 12 volts and the speed sensor wa working in my mates car

and still nothing this is killing me

so you mean conect them together right ?

hooked it all up still no speedo ??

is that also the same wire i can find under the driver side kick panel at the white conecter heading up to the cluster

so to the d2 pin and aslo to the other wire that is behind the glove box im guessing ?

sorry yes its a ecotec ecu