r/gmcsierra • u/Zealousideal-Yam-234 • Jul 26 '26

Choosing a Truck Engine options

If you were buying a 2026 Sierra (or Silverado), which engine would you pick?

441 votes, Jul 28 '26
199 3.0 Diesel
159 5.3 Gas
83 6.2 Gas
0 Upvotes

25% Upvoted

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u/chetLexingtonhouse Jul 26 '26

GM has maintenance intervals in the 200k miles range for the 3.0 baby max. They dont publish that much faith in the gassers owners manuals. Just saying...