Performance & Fuel Delivery - Fuel, Air & Emission Symptoms
Common symptoms and diagnostic guides.
Car feels sluggish in heat
If your car feels sluggish in the heat, it may be due to heat soak, reduced air density, or fuel system issues. Discover common causes and solutions to improve your vehicle's performance.
Engine seems to lack power
Engine power loss can be caused by issues in the intake, fuel, ignition, or emissions systems. Accurate diagnosis using OBD?II and inspection of key components helps pinpoint the root cause and restore performance.