This OEM Engine Control Unit (ECU) is compatible with 2005-2006 Jeep Grand Cherokee 5.7L models. It is the perfect replacement for your faulty ECU as it is pre-programmed with all the necessary software to operate your engine without any issues. The product features four-pin terminals for easy installation and is compatible with P56044555AK and 2006 Jeep Commander Engine Control Module. This ECU is a genuine product from the manufacturer and has OE/OEM part number 56044517AE. It is the ideal choice for anyone who wants to restore their Jeep’s performance to its original state. With this ECU, your vehicle will run smoothly without any hiccups. Purchase this product now and experience the difference it brings to your Jeep Grand Cherokee.