Oldsmobile Silhouette P0603: Keep Alive Memory → Error

P0603 is a generic OBD2 trouble code.  It indicates that your Oldsmobile Silhouette’s keep alive memory has had an error. Keep alive memory is the data that your Silhouette’s PCM (Powertrain Control Module) has learned about how your engine conditions.  All of this sensor and driving input data is used to keep it operating efficiently. … Read more

Oldsmobile Silhouette P0336: Crankshaft Position Sensor “A” Circuit Range/Performance

The Oldsmobile Silhouette utilizes a crankshaft position sensor (CKP) in order to regulate the engine timing. This sensor uses a reluctor to gauge the position of the crank. When the Silhouette’s ECM determines that the signal coming from this sensor is out of range, it’ll throw the P0336 trouble code.  P0336 is most commonly caused … Read more