View 3 Photos View 0 Videos 2005 Allison C4 Transmission Control Module (TCM) for a GMC C4 $450 USD Transmission Control Module (TCM), Good Condition. Call DTI Trucks for more information and a shipping quote. End P/N 93441442 S/N BK1442M44313524W Service Number 15768288 ConditionUsedFits To Make(s)GMCFits To Model(s)C4Stock Number74692 MLS Number13687719CategoryTransmission Control Modules (TCM) Last Updated5/12/2026 LocationWheat Ridge, CO, US Sold ByDTI Truck Parts (833) 614-___ SHOWNUMBERCall Seller Email Seller Save More Info