Generator

Generac Evolution 2 controller board

What is likely to break, when it happens, and how expensive it can be — from source-linked reports.

Reliability signal — · Insufficient data · data confidence Very Low

1 failure reports

Reliability summary

What is likely to go wrong, when it happens, and how expensive it can be — from source-linked failure reports.

Reliability signal

—

1 failure report · Insufficient data · Data confidence: Very Low

Need at least 5 failure-signal reports before showing an A–F grade.

Most common issue: Controller board scorched after ant infestation (Wiring Error)
Typical first failure: —; Median of reports with timing
Median repair cost: $400; Reported costs only
Highest reported repair: $400; Not a guarantee

What breaks?

Failure types

Click a type in the reports section below to filter.

Controller board scorched after ant infestation (Wiring Error)1 · 100%

When does it break?

Failure timing

Months after purchase, using reports that included timing.

No timing data yet for this model.

What does it cost?

Reported repair costs

Distribution of owner-reported repair costs — not a quote or guarantee.

Median months to failure

—

Failure reports

Median repair cost

$400

Still recommend

% repaired

% mfr warranty

% extended warranty

—

% support helpful

—

Use these reports as a risk signal, then check current listings before you buy.

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What breaks?

What breaks? · reports

Controller board scorched after ant infestation (Wiring Error)

Evolution 2 controller board

$400

Source-linkedVerify source — Reddit post

Reddit post by u/aphaelion (r/Generator). Generac with Evolution 2 controller showed a red Wiring Error light. Opening the unit revealed ants pouring from the USB port and a board with crispy ants plus multiple charred connections; owner planned ~$400 eBay board replacement after declining installer extended warranty.

UnverifiedEvidence ★★★☆☆Not under mfr warranty

View report details

Months until failure

Not stated

Repair cost

$400

Repaired

Manufacturer warranty

Extended warranty

Not stated

Support helpful

Not stated

Would recommend

AI extraction confidence

92%

Verification status

Unverified

Evidence quality

★★★☆☆ (3/5)

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