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Home >> Cadillac >> 2019 >> XT5 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 43 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> DTC B126A >> Circuit/System Description
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Circuit/System Description

WARNING: This page is about a different car, the 2018 Cadillac XT5. However, it is still accessible from the selected car via links, so may be relevant.

The term application refers to any piece of software that works on a system (hardware) that is being operated by its own software. Applications are typically small software programs which uses the hardware to perform a specific task, as opposed to operating the entire system. Applications can be initiated by the user or the Auto Start feature.