Chevy Trailblazer: P0562 – System Voltage Low

P0562 is a common OBD-II trouble code.  It’s a general code, which means that it means the same thing for any vehicle, including the Chevy Trailblazer.  P0562 indicates that the system voltage is below 10 volts for a solid minute.  With the engine running, the system voltage should be 14.1-14.4 volts, and it’s typically caused … Read more

Chevy Trailblazer:  Signs of a Bad Water Pump

Your Chevy Trailblazer’s water pump is one of the most crucial parts of the engine.  If it doesn’t pump water through the engine, it’s going to overheat and do a lot of damage.  Typical signs of a bad water pump include overheating, white smoke, a bad smell, rough idle, and more. A water pump works … Read more

Chevy Trailblazer: Running Hot → Causes

If your Chevy Trailblazer is running hot, it is a serious problem.  If it gets too hot, it leads to overheating.  A hot engine is usually caused by a few different things, such as the thermostat, water pump, radiator, or outside conditions.     Chevy Trailblazer Running Hot Symptoms Obviously, the main symptom of running … Read more

Chevy Trailblazer Rod Knocking Diagnosis

A rod knock is a very serious problem.  If your Chevy Trailblazer has a knocking rod, it’s almost always going to be caused by a failure of the rod bearing or the rod caps (leading to a spun bearing) or lack of oil.   If you do have a rod knock, don’t ignore it for … Read more

Chevy Trailblazer: Bad Torque Converter → Symptoms + Diagnosis

Your Chevy Trailblazer’s torque converter is responsible for converting the energy generated by the engine at the flywheel and transferring it to the transmission, creating a bridge between the engine and the transmission.   In the Chevy Trailblazer, a bad torque converter is often caused by bad transmission fluid, worn clutches, bad seals, or loose … Read more

Chevy Trailblazer Battery Light: Why It’s On and How to Fix

If your Chevy Trailblazer’s battery light is on, it is trying to warn you that there is an issue with the charging system. The charging system itself is relatively simple.  The battery light comes on because the voltage level at the battery is too low. Quick Facts Common Causes Faulty Battery, Bad Alternator, Battery Cables, … Read more

Chevy Trailblazer Burning Smell: Causes + How to Fix

A burning smell is one of the most troublesome problems you can experience in a vehicle.  If your Chevy Trailblazer has a burning smell, there are many potential causes.   Typically, the smell is caused by some type of fluid (oil, trans fluid, etc…) hitting the exhaust or other hot parts of the engine or … Read more

Chevy Trailblazer:  Burning Oil Diagnosis

  The engine burning oil is one of the most common problems that a vehicle can encounter, particularly one with high mileage.  If your Chevy Trailblazer is burning oil it is typically caused by piston rings or valve guides.     How Much Oil Consumption is Normal? Most auto manufacturers are hesitant to tell you … Read more

Chevy Trailblazer P0463: Fuel Level Sensor Circuit → High Input

  P0463 is a moderately common OBDII trouble code that can occur in your Chevy Trailblazer.  It indicates that the vehicles computer has detected an inaccurate fuel level reading.  It shouldn’t affect the drivability of your Trailblazer, but it can be inconvenient. Your Trailblazer will get the P0463 code when the signal coming from the … Read more