Generac is the nation’s leading residential standby generator brand, trusted by millions of homeowners for dependable backup power. However, like any precision mechanical and electrical equipment, regular maintenance and skilled diagnostics are critical to ensure it starts when the storm arrives.
Consumer Services Electric provides certified Generac repair and diagnostic services across Detroit, troubleshooting controller error codes, transfer switch failures, and charging issues safely.
Licensed Generac Repair Backed by a Satisfaction Guarantee
Diagnostic troubleshooting using genuine Generac OEM parts and certified electrical expertise.
When your Generac generator flashes a yellow warning light, displays an Evolution™ controller error code, or fails its weekly exercise cycle, prompt attention is essential. Our licensed technicians carry factory diagnostic equipment to pinpoint sensor faults, fuel solenoid issues, or transfer switch signal failures.
We stock authentic OEM Generac replacement components—including starter motors, battery chargers, stepper motors, and voltage regulators—restoring your unit to factory operational specifications.
Key Highlights & Capabilities
- Generac Evolution™ and Nexus™ digital controller diagnostic troubleshooting
- Replacement of failed starter solenoids, battery chargers, and relays
- Automatic Transfer Switch (ATS) coil and auxiliary contact repair
- Resolution of low oil pressure, overspeed, and RPM sensor error codes
Signs Your Generac Generator Needs Repair
Critical indicators that your standby generator requires professional attention.
Modern Generac generators perform an automated self-test exercise cycle once a week. Homeowners should observe this exercise to verify normal startup and smooth engine operation.
If the generator fails to start during its test cycle, produces excessive smoke, leaks fluids, or displays a red warning LED, contact our certified team before the next major storm hits.
Service Standards & Guarantees
- Red or yellow indicator light illuminated on the outer generator casing
- Failure to automatically complete the weekly exercise test cycle
- Visible oil, coolant, or fuel leaks around the base pad
- Generator runs during an outage but fails to transfer electrical power to the home