What does a Lennox furnace flashing code E203 mean and how much should a certified technician charge to fix it
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
What does a Lennox furnace flashing code E203 mean and how much should a certified technician charge to fix it
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 furnace error code E203 meaning diagnostic code Google ↗
Lennox furnace repair average cost diagnostic fee control board wiring repair 2026 Google ↗
- Ignition Control Diagnostic Codes Continued · lennox.com
- © 2026 Lennox Industries Inc. · lennox.com
- 2026 Furnace Control Board Replacement Cost · homeguide.com
- HVAC Circuit Board Replacement Cost for Furnaces and AC Systems 2026 · pickhvac.com
Queries
2 queries · click a column to sort