2004 Dodge Ram ECU ECM Cummins 5.9 L 3971104 A

Precision-engineered ECM/ECU replacement for your 2004 Dodge Ram with 5.9L Cummins diesel engine. This VIN-programmed 3971104 unit delivers perfect compatibility and plug-and-play installation. Automobile Computer Solutions provides expert remanufacturing with guaranteed satisfaction, one-year warranty, and $200 core refund. Expedited 24-hour processing available Monday-Friday for minimal vehicle downtime.

You will be charged a core fee, this charge will be refunded to your original payment method once the old core is returned and in a rebuildable condition. ACS will include a prepaid return label with your order, and you’ll have 14 days to process the exchange. Once the core has been received we will process the refund and your Warranty will begin