Real ChatGPT answer · index seedPK9JbRr3BCocompleteAutomotive · trucks and SUVsinformational

How does the Duramax diesel engine in the GMC Sierra hold up past one hundred thousand miles compared to its gas competitors?

ChatGPTgpt-63 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
How does the Duramax diesel engine in the GMC Sierra hold up past one hundred thousand miles compared to its gas competitors?
3 real searches · 1 real-search pass
GMC Sierra 3.0 Duramax LM2 LZ0 reliability 100000 miles common problems compared 5.3 6.2 gas V8Google ↗
OBSERVEDComparison
GM 3.0 Duramax high mileage reliability 150000 200000 miles emissions system oil pump belt issuesGoogle ↗
OBSERVEDReason
GMC Sierra 5.3 6.2 V8 reliability lifter failure AFM DFM 100000 miles comparison DuramaxGoogle ↗
OBSERVEDComparison

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 (3)
Short factOther / navigationalComparison67%ConsequenceReason33%DefinitionInstructionYes / no

Classes come from the query-classifier (a local Laya model).

Searches and sources

ChatGPT3 real searches · gpt-6
GMC Sierra 3.0 Duramax LM2 LZ0 reliability 100000 miles common problems compared 5.3 6.2 gas V8 Google ↗
GM 3.0 Duramax high mileage reliability 150000 200000 miles emissions system oil pump belt issues Google ↗
GMC Sierra 5.3 6.2 V8 reliability lifter failure AFM DFM 100000 miles comparison Duramax Google ↗

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
GMC Sierra 3.0 Duramax LM2 LZ0 reliability 100000 miles common problems compared 5.3 6.2 gas V8
OBSERVED
Google ↗
AI Mode ↗
—Comparison——1x
of 1
GM 3.0 Duramax high mileage reliability 150000 200000 miles emissions system oil pump belt issues
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
GMC Sierra 5.3 6.2 V8 reliability lifter failure AFM DFM 100000 miles comparison Duramax
OBSERVED
Google ↗
AI Mode ↗
—Comparison——1x
of 1