2 0 Allison VARIOUS ALLISON MODELS Engine Control Module (ECM) for a Allison VARIOUS MODELS $195 USD Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29541151, 29538352, 29541151, 29541227. 30 Day Guarantee for swap or refund. TCM's may need to be... Quantity2ConditionUsedFits To Make(s)ALLISONFits To Model(s)VARIOUS ALLISON MODELSPart Number29541151Stock NumberRyd 29541151 MLS Number10205096CategoryEngine Control Modules (ECM) Last Updated10/19/2025 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info