Engine, gas, 6 cylinder, 3.6L, SIDI, V6, aluminum, 60 degrees, 224 kW, GM

Years 2009, 2011 Models 2 Factory citations 1

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Also described as Engine, 3.6L V6, spark ignition direct injection, DOHC, VVT

Also documented for Cadillac Chevrolet GMC Saturn

Documented applications

Enclave — Lambda / GMT967 (2008–2017)

2009 Factory-verified

GM factory document — 2009 buick enclave rpo code list, p.1.

LaCrosse — Epsilon II, 2nd gen (2010–2016)

2011 Confirmed

2011: deleted for 2012 per GM Authority 2012 RPO list

This page aggregates every documented appearance of LLT in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.