The Range Start/Stop Disabler for GM vehicles is the easiest and safest way to disable automatic engine shutdown in modern cars, trucks, and SUVs. Simply plug it into your OBD-II port and enjoy uninterrupted performance without permanent changes or reprogramming. Ideal for Silverado, Sierra, Tahoe, Suburban, and more, the module keeps your GM engine running smoothly in traffic, eliminates hesitation, and extends starter life—all with factory-level reliability and ease.