Electrical Symbols

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

Electrical Symbols

Symbol	Description
Courtesy of GENERAL MOTORS CORP.	Supplemental Inflatable Restraint (SIR) or Supplemental Restraint System (SRS) Icon This icon is used to alert the technician that the system contains SIR/SRS components that require certain precautions before servicing.
Courtesy of GENERAL MOTORS CORP.	On-Board Diagnostic (OBD II) Icon This icon is used to alert the technician that the circuit is essential for proper OBD II emission controls circuit operation. Any circuit which, if it fails, causes the malfunction indicator lamp (MIL) to turn on, is identified as an OBD II circuit.
Courtesy of GENERAL MOTORS CORP.	Important Icon This icon is used to alert the technician that there is additional information that will aid in servicing a system.
Courtesy of GENERAL MOTORS CORP.	Voltage Indicator Boxes These boxes are used on schematics to indicate when voltage is present at a fuse.
Courtesy of GENERAL MOTORS CORP.	Partial Component When a component is represented in a dashed box, the component or its wiring is not shown in its entirety.
Courtesy of GENERAL MOTORS CORP.	Entire Component When a component is represented in a solid box the component or its wiring is shown in its entirety.
Courtesy of GENERAL MOTORS CORP.	Fuse
Courtesy of GENERAL MOTORS CORP.	Circuit Breaker
Courtesy of GENERAL MOTORS CORP.	Fusible Link
Courtesy of GENERAL MOTORS CORP.	Connector Attached to Component
Courtesy of GENERAL MOTORS CORP.	Pigtail Connector
Courtesy of GENERAL MOTORS CORP.	Bolt On or Screw On Eyelet Terminal
Courtesy of GENERAL MOTORS CORP.	Inline Harness Connector
Courtesy of GENERAL MOTORS CORP.	Splice
Courtesy of GENERAL MOTORS CORP.	Pass Through the Grommet
Courtesy of GENERAL MOTORS CORP.	Chassis Ground
Courtesy of GENERAL MOTORS CORP.	Case Ground
Courtesy of GENERAL MOTORS CORP.	Single Filament Light Bulbs
Courtesy of GENERAL MOTORS CORP.	Double Filament Light Bulb
Courtesy of GENERAL MOTORS CORP.	Light Emitting Diodes
Courtesy of GENERAL MOTORS CORP.	Capacitor
Courtesy of GENERAL MOTORS CORP.	Battery
Courtesy of GENERAL MOTORS CORP.	Variable Battery
Courtesy of GENERAL MOTORS CORP.	Resistor
Courtesy of GENERAL MOTORS CORP.	Variable Resistor
Courtesy of GENERAL MOTORS CORP.	Position Sensor
Courtesy of GENERAL MOTORS CORP.	I/O Resistors
Courtesy of GENERAL MOTORS CORP.	I/O Switches
Courtesy of GENERAL MOTORS CORP.	Diode
Courtesy of GENERAL MOTORS CORP.	Crystal
Courtesy of GENERAL MOTORS CORP.	Heating Elements
Courtesy of GENERAL MOTORS CORP.	Motor
Courtesy of GENERAL MOTORS CORP.	Solenoid
Courtesy of GENERAL MOTORS CORP.	Coil
Courtesy of GENERAL MOTORS CORP.	Antenna
Courtesy of GENERAL MOTORS CORP.	Shield
Courtesy of GENERAL MOTORS CORP.	Switches
Courtesy of GENERAL MOTORS CORP.	Single Pole Single Throw Relay
Courtesy of GENERAL MOTORS CORP.	Single Pole Double Throw Relay