c5z16z

I have problem with my synchro on my t56 .... and I need it rebuilt I'm in houston tx and the cars a c5 zo6 04 and I need to know if anyone recomends A+ transmision to do the job right ........ oor. Any other shop tht will work with my warranty ... my warranty will pay for all the cost I jus need to take it to a shop tht will work with my warranty....... I have had no problems with them fixing anything before they pay for it ..... so what shops around houston tx can get this done......