5 Warning Signs of a Fuel Pump O-Ring Leak: Symptoms You Shouldn’t Ignore

Fuel pump O-ring leaks are a common problem that can cause significant engine performance issues. The O-ring seals the fuel pump to the engine block, preventing fuel from leaking out of the pump. If a leak occurs, symptoms may include: decreased engine power, poor fuel economy, difficult starting, and/or a misfiring engine. Additionally, a visible…

What Causes a Code 304 Check Engine Light and How to Fix It

Code 304 is a diagnostic trouble code (DTC) indicating a problem with the engine emission control system. This code is stored when the Engine Control Module (ECM) detects a discrepancy between the actual and commanded air/fuel mixture. The air/fuel mixture is typically monitored using an oxygen sensor. The check engine light will be illuminated on…

Why You Should Replace Your BMW’s Yellow Brake Light and Triangle Immediately

The BMW yellow brake light and triangle are components of the car’s warning system. This system is designed to alert the driver to potential problems with the car’s brakes, suspension, or other vital systems. The yellow brake light will illuminate when there is an issue with the car’s braking system, such as low brake fluid…