Oldsmobile Silhouette: Bad Alternator → Symptoms & Diagnosis

A bad alternator can leave your Oldsmobile Silhouette without power and unable to move.  Alternators don’t always go bad in the exact same way.  We’ll cover the symptoms of when an alternator goes bad, and how to diagnose a bad one (which is really pretty easy).   How Your Silhouette’s Alternator Works The alternator’s job … Read moreOldsmobile Silhouette: Bad Alternator → Symptoms & Diagnosis

Oldsmobile Silhouette: Bad Alternator → Symptoms & Diagnosis

A bad alternator can leave your Oldsmobile Silhouette without power and unable to move.  Alternators don’t always go bad in the exact same way.  We’ll cover the symptoms of when an alternator goes bad, and how to diagnose a bad one (which is really pretty easy).   How Your Silhouette’s Alternator Works The alternator’s job … Read moreOldsmobile Silhouette: Bad Alternator → Symptoms & Diagnosis

Oldsmobile Silhouette Blown Head Gasket → Symptoms, Causes, and Cost

  One of the most common critical engine problems is the blown head gasket. If your Oldsmobile Silhouette has blown its head gasket, you may find it running poorly or not at all.  Below you’ll find the symptoms, causes, and price of a Oldsmobile Silhouette head gasket. A head gasket’s job is to create a … Read moreOldsmobile Silhouette Blown Head Gasket → Symptoms, Causes, and Cost

Oldsmobile Silhouette Troubleshooting: Shakes When Braking

  If you find your Oldsmobile Silhouette‘s steering wheel shakes or vibrates when you press the brakes, it is almost always the brake rotors that are the cause of the problem.  There are plenty of other issues that can cause the steering wheel to wobble.  But, if your Silhouette is only shaking when braking, that’s … Read moreOldsmobile Silhouette Troubleshooting: Shakes When Braking

Oldsmobile Silhouette: Bad Spark Plugs → Symptoms and Diagnosis

Bad spark plugs can cause many problems with your Oldsmobile Silhouette.  Bad spark plug symptoms may be subtle, or incredibly noticeable. The basic design and task of the spark plug has changed little over the last 100 years.  They sit on top of the combustion chamber and ignite the air/fuel mixture and start the power … Read moreOldsmobile Silhouette: Bad Spark Plugs → Symptoms and Diagnosis

Oldsmobile Silhouette P0155: O2 Sensor – Heating Element Failed (Bank 2 – Sensor 1)

P0155 is a very common OBDII code that occurs in the Oldsmobile Silhouette. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 2 sensor 1. The purpose of the heated element in the oxygen sensor is to quickly bring your O2 sensor up to normal operating temperature after … Read moreOldsmobile Silhouette P0155: O2 Sensor – Heating Element Failed (Bank 2 – Sensor 1)

Oldsmobile Silhouette: Service StabiliTrak → Symptoms & Diagnosis

One of the most common issues with the Oldsmobile Silhouette, or any newer GM vehicle is the “Service StabiliTrak” warning.  StabiliTrak is one of the most innovative and important safety features on a GM vehicle.   StabiliTrak is designed to help prevent accidents by giving you better control of your Silhouette.  If you have a … Read moreOldsmobile Silhouette: Service StabiliTrak → Symptoms & Diagnosis

Oldsmobile Silhouette P0154: O2 Sensor → No Activity Detected Bank 2 Sensor 1

  P0154 is a relatively common trouble code. It’s generic, which means that it has the same meaning for any vehicle with OBDII (Oldsmobile Silhouette or not). It means that the PCM/ECM is not detecting any activity from the sensor. There can be many reasons for this code to throw. These include a bad o2 … Read moreOldsmobile Silhouette P0154: O2 Sensor → No Activity Detected Bank 2 Sensor 1

Oldsmobile Silhouette P0151: O2 Sensor Low Voltage (Bank 2 -Sensor 1)

P0151 is a general OBDII code that occurs in many automobiles, including the Oldsmobile Silhouette. It’s letting you know that there is an issue with the wiring/harness going to the sensor, or the sensor itself is bad. There are also some less likely problems that can cause P0151. We’ll go over those below. Bank 2 is … Read moreOldsmobile Silhouette P0151: O2 Sensor Low Voltage (Bank 2 -Sensor 1)