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 DIAGNOSISHEATING AND AIR CONDITIONINGDIAGRAMSELECTRICAL DIAGRAMS
2012 Chevrolet Sonic L4-1.8L
Electrical Diagrams
2012 Chevrolet Sonic L4-1.8LSECTION Electrical Diagrams
HVAC Schematics
Power, Ground, and Air Inlet Actuator
Master Electrical Component List
Manual HVAC Description and Operation
Control Module References
Blower Controls
F13DA, F14DA, F15DA, F16DA, F17DA, F18DA, F19DA, F20DA, and F21DA Fuses
Defogger
Center Console, HVAC Module, and Hazard Switch
G301
Blower Controls
Master Electrical Component List
Manual HVAC Description and Operation
Control Module References
Compressor Controls (C60)
Power, Ground, and Air Inlet Actuator
F1UA, F2UA, F3UA, F4UA, F5UA, F6UA, F7UA, F8UA, and F32DA Fuses
Electrical Center Identification Views
F1UA, F2UA, F3UA, F4UA, F5UA, F6UA, F7UA, F8UA, and F32DA Fuses
G301
G302
Compressor Controls (C60)
Master Electrical Component List
Manual HVAC Description and Operation
Control Module References
Blower Controls
F40UA, F41UA, F42UA, and F43UA Fuses
F44UA, F45UA, F46UA, and F47UA Fuses
F20UA, F24UA, F25UA, F26UA, F31UA, and F32UA Fuses
Electrical Center Identification Views
Data Communication Schematics
G103 and G104
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.