![]() ![]() Once you have identified the ECM to be at fault, it is essential to get it replaced. Diagnostic trouble codes P1792 (ECM to TCM engine coolant signal), P06010 (internal control modules memory checksum error), P0606 (ECM processor fault), P1890 (ECM data input circuit) and P1690 (ECM loop overrun), among others.Ignitions coil not receiving enough spark.Stalling issue when shifting gears or starting the car.If you are experiencing any of these problems, chances are you need a new PCM: There are several symptoms of a bad or faulty computer. The 2003 Saturn Vue is usually located in the engine bay on the driver side, on the firewall or near the battery. You can purchase and install a PCM replacement to avoid the series of erratic performance issues that accompany faulty computers. Faulty PCM and damaged engine control modules are common among older car models, such as the 2003 Saturn Vue. Each vehicle trim comes with a unique PCM pre-programmed to its Vehicle Identification Number (VIN).Īlthough some computers can last several years, the PCM will eventually wear out. They also store error codes that can be used to diagnose a range of engine and transmission problems. These computers monitor various metrics to ensure the engine is running at its optimal performance. The Powertrain Control Module (PCM), sometimes referred to as the Engine Control Module (PCM/ECM/ECU) is the brain of all modern vehicles. 2003 Saturn Vue ECM 3.0L Engine Control Module (PCM/ECM/ECU) Plug&Play Programmed, Flashed & Updated with the latest OEM Software Updates from the car manufacturers.
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