We have an old Lennox furnace showing error code E235 and I need to know if it is cheaper to fix or replace it now
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
We have an old Lennox furnace showing error code E235 and I need to know if it is cheaper to fix or replace it now
2 real searches · 1 real-search pass
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (2)
Classes come from the query-classifier (a local Laya model). 2 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT2 real searches · gpt-6
Lennox E235 furnace error code meaning repair cost 2026 Google ↗
Lennox furnace error code E235 meaning troubleshooting official documentation Google ↗
- © 2026 Lennox Industries Inc. · lennox.com
- © 2024 Lennox Industries Inc. · lennoxcommercial.com
- © 2025 Lennox Industries Inc. · lennox.com
- Best Practices for Troubleshooting Lennox Gas Furnaces · hvaclaboratory.com
- Furnace Control Board Replacement Cost in 2026 · angi.com
- 2026 Furnace Control Board Replacement Cost · homeguide.com
Queries
2 queries · click a column to sort