Boulder Auto Repair

Photo Credit: BG Website Fuel injection has been in use for many years because it greatly increases efficiency.  Computer controls direct a precise amount of gasoline to be injected at the moment of the intake stroke.  The amount of fuel depends on information from an array of sensors including engine temperature, ambient temperature, and oxygen levels, for example, along with input from the driver pushing on the accelerator pedal. In the past ten years or so automobile manufacturers have transitioned to “direct injection” fuel injection because it offers more power and reduced emissions.  The main difference between traditional and direct fuel injection is the point of fuel delivery. “Direct” refers to fuel being injected directly into the cylinder immediately prior to the spark which ignites the gasoline instead of the fuel spray being pulled into the cylinder.  That difference means the detergents in the gasoline never come in contact ... read more

Signs Your Serpentine Belt is Failing A serpentine belt's job is to drive the auxiliary functions of your vehicle. It charges your battery and operates functions such as the power steering, coolant system, and air conditioner. Serpentine belts have a long lifespan and generally last for up to 100 thousand miles. So if you've been driving a lot recently and are having problems with your serpentine belt, it may be suffering from wear and tear and need to be replaced. Let's look at the signs your serpentine belt is failing. Squeaking Noise One of the main signs that your serpentine belt isn't working as effectively as it should be is that you'll hear a squeaking or squealing noise while you drive. A squeaky serpentine belt can be caused by several reasons; it may have been improperly maintained or could have been affected by environmental factors. Wear and Tear Serpentine belts start to stretch with age and can e ... read more