Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2012SONIC L4-1.8LREPAIR AND DIAGNOSISDIAGRAMSELECTRICAL DIAGRAMSCOOLING SYSTEM
2012 Chevrolet Sonic L4-1.8L
Cooling System
2012 Chevrolet Sonic L4-1.8LSECTION Cooling System
Engine Cooling Schematics
Cooling Fan (LUW)
Master Electrical Component List
Control Module References
Cooling Fan (LUV)
F40UA, F41UA, F42UA, and F43UA Fuses
F44UA, F45UA, F46UA, and F47UA Fuses
F20UA, F24UA, F25UA, F26UA, F31UA, and F32UA Fuses
F21UA, F23UA, F28UA, F29UA, and F33UA Fuses
Electrical Center Identification Views
Electrical Center Identification Views
G100
G102
Cooling Fan (LUV)
Master Electrical Component List
Control Module References
Cooling Fan (LUW)
F40UA, F41UA, F42UA, and F43UA Fuses
F44UA, F45UA, F46UA, and F47UA Fuses
F20UA, F24UA, F25UA, F26UA, F31UA, and F32UA Fuses
F20UA, F24UA, F25UA, F26UA, F31UA, and F32UA Fuses
F21UA, F23UA, F28UA, F29UA, and F33UA Fuses
Electrical Center Identification Views
Electrical Center Identification Views
Electrical Center Identification Views
G100
G102
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.