Oldsmobile Silhouette P0102: Meaning, Causes, + How to Fix

If you own a Oldsmobile Silhouette, you may have encountered the P0102 trouble code. This code indicates that the Mass Air Flow (MAF) circuit is low and not performing within its specified operating range. When this happens, your van may experience drivability issues such as stalling, lack of power, rough idle, and hesitation. There are … Read more

Oldsmobile Silhouette P0456: Meaning, Causes, How to Fix

One of the most common trouble codes with the Oldsmobile Silhouette is the P0456 code. This trouble code references a number that is given to you when you plug your Silhouette into an OBDII scanner. P0456 Indicates that there is a small leak in the evaporative emission control system. It often appears with or is … Read more

Oldsmobile Silhouette P0306: Misfire Detected (Cylinder 6)

P0306 is a fairly common trouble code with the Oldsmobile Silhouette. It’s and OBD2 code and stands for: P0306 is certainly a cause for concern, and should be considered a threat to the drivability your Silhouette. The nice thing about P0306 is that it’s a cylinder specific trouble code, which makes diagnosing the problems much … Read more

Oldsmobile Silhouette P0421 Code: Meaning, Causes, How to Fix

P0421 is a relatively rare OBDII trouble code.   It’s generic, which means it has the same definition for the Oldsmobile Silhouette as it would any other vehicle. It is technically defined as “Warm Up Catalyst Efficiency → Below Threshold (Bank 1)”. In layman’s terms, it indicates that your Oldsmobile Silhouette’s catalytic converter is not scrubbing pollutants efficiently … Read more