"New" 2015 Sierra Allison 6-speed TCM A50 T14A 24256861 "Programmed to your VIN"

"New" 2015 Sierra Allison 6-speed TCM A50 T14A 24256861 "Programmed to your VIN"

  • $ 2,799.95
    Unit price per 
Shipping calculated at checkout.

This auction is for one "New" Allison TCM A50 T14A 24256861 Programmed to your VIN.

"Plug & Play"

This is for Silverado/Sierra Duramax LLY/LBZ/LMM pickup trucks 2009 to 2015
Does NOT work with Medium Duty C4500/C5500 Trucks
I need your VIN (Vehicle Identification Number) to program the part.

The TCM is plug & play. To install follow these directions. First, disconnect battery and put the new part in. Then reconnect the battery and drive the vehicle. No other procedures need to be done. The battery MUST be disconnected during installation. The TCM relearn will be done by simply driving the truck. 

The part has a 1 year replacement warranty

We will ship within one business day of payment.

You can pay instantly with PayPal.

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.  If you want to speak to us in person call the shop at 513-648-0444 (Monday-Friday 10:00-5:00 E.S.T.)  

Same day shipping if ordered before 2:00 P.M. EST (Mon. - Fri.)

Replaces A50 / T14 TCM service numbers (25798353, 29545535, 24256861, 24256670)