Nothing disrupts a long haul quite like losing cruise control when you’re thousands of miles from home. Whether it’s a software lockout from a minor fault or a physical sensor failure, the Peterbilt 579’s cruise control system is highly sensitive to input data. In this guide, we will walk you through the diagnostic process to…

Is your T680’s cruise control suddenly refusing to set, or are you seeing dash warnings for a collision mitigation system failure? The Kenworth T680 adaptive cruise control fault is a common frustration that can suddenly sideline your cruise functionality and trigger safety-critical warnings. In this guide, we break down why these faults occur, how to…

Few things are more exhausting on a long haul than losing cruise control on your Peterbilt 389. Whether it’s an intermittent dropout on the highway or a total failure to engage, identifying if the culprit is a sensor, the ECM, or a simple wiring fault is crucial. In this guide, we’ll walk through the exact…

Is your Peterbilt 379 struggling to hold speed, or failing to engage the cruise entirely? Few things are more frustrating on a long haul than a malfunctioning cruise control system, especially when safety interlocks or faulty signals render the system useless. Whether you are running a Caterpillar, Cummins, or Detroit engine, the cruise system relies…