This auction is for one Allison 5-speed transmission control module (TCM) 12V service number 15768288 "Programmed to your VIN".

ONLY GM Trucks The part fits 2001-2005 6.6TD LB7/LLY Duramax and 8.1L L18 GM trucks.

Does not work with medium duty trucks C4500/C5500.

I need your VIN (Vehicle Identification Number) to program the part.

The part has a six month replacement warranty.

We use Alldatapro for our repair information. If you need diagnostic information please let us know and we can help. We are also a member of IATN (International automotive technicians network) a valuable resource of auto repair information.

We do not use or access to program this computer.