Immerse yourself in the incomparable performance and steadfast reliability of our Hummer Powertrain Control Modules (PCM), also known as Engine Control Modules (ECM) or Engine Control Units (ECU). Each Hummer PCM is an endorsement of Mintt’s unwavering dedication to supreme quality, reflecting our decade-long expertise in programming services. Our PCM, ECM, and ECU options are meticulously engineered to augment your vehicle’s fuel efficiency, amplify engine functionality, and elevate the overall powertrain performance. Whether you’re resolving a faulty engine control module or endeavoring to upgrade your vehicle’s powertrain control, our comprehensive inventory of over 300,000 OEM parts includes the perfect Hummer PCM custom-tailored to meet your specific needs. Trust in Mintt’s solid reputation for exceptional quality, unparalleled service, and a wide range of products for your Hummer’s engine computer components.