Lumina V6-191 3.1L VIN T MFI (1993)
GM Sample Diagram W/ Cell Reference
For instance, in the diagram illustrated "Cell 20" is not a reference to another diagram but a reference to "Section 20" in the OE manual. In the
example, "Section 20" is the engine control section of the manual.
To navigate through these "Cell" references start at the vehicle level and go to: Diagrams / Electrical Diagrams - for a complete list of the diagrams
available for the vehicle. Choose the system you are working on and view those diagrams.
Note: If unsure of the system - try utilizing the search feature. Type a component in the search feature that belongs to the system and when the
results are displayed note the path displayed. This will show the system the component belongs in.
Circuit Components
Circuit Components
Circuit components include power sources, circuit protection devices, circuit controllers, and circuit loads. Power sources are the battery or
generator which provide the power for the circuit. Circuit protection devices are components such as fuses, circuit breakers and fusible links and
provide overload protection for the circuit. Circuit controllers are used to control the power flow within a circuit and are usually switches and
relays. Circuit loads are the actual component that provides a specific function. Circuit loads can be lights, motors, and solenoids
Relays