Fortunа Auto Repair

The "Lifetime Fluid" Myth: Why Your Car Needs More Than You Think When you purchase a new vehicle, the term "lifetime fluid" might sound like a fantastic perk. No need to worry about changing the transmission fluid, coolant, or differential fluid for the entire life of the car, right? Unfortunately, this is a common and potentially costly misunderstanding. The "lifetime" in lifetime fluids often refers to the vehicle's warranty period, not the actual lifespan of your car. Let's explore what this really means for you and your vehicle's health. What Does "Lifetime" Really Mean? Automakers use "lifetime fluids" as a selling point to suggest lower maintenance costs. In this context, "lifetime" is typically defined as the duration of the vehicle's original warranty, which could be 5 years or 100,000 miles, for example. The manufacturer is essentially guaranteeing that the fluid will perform as intended for that ... read more

The GM Torque Converter Shudder: How to Fix It and Save Your Transmission If you drive a GM truck or SUV manufactured between 2015 and 2022, you might have experienced a strange sensation while cruising down the highway. It feels like you’re driving over rumble strips on the side of the road, even when the pavement is perfectly smooth. The vehicle shakes, vibrates, or jerks unexpectedly. This phenomenon is widely known as the "GM Torque Converter Shudder," and it has been a source of frustration for thousands of owners. While it might seem like a minor annoyance at first, ignoring it can lead to catastrophic transmission failure. Here is what causes the shudder, why it happens, and the specific steps you can take to eliminate it and save yourself a fortune in repairs. Recognizing the Symptoms The most common sign of torque converter shudder is a vibration that occurs at steady speeds, usually between 25 and 50 mph, or when the transmission shifts into overdrive. D ... read more