2004 Buick Rendezvous Submodel: CXL; Engine: 3.6L V6 DOHC; EngineCode: LY7; EngineVIN: 7;. 2004 Buick Rendezvous Submodel: Ultra; Engine: 3.6L V6 DOHC; EngineCode: LY7; EngineVIN: 7;. 2005 Buick Rendezvous Submodel: CXL Plus; Engine: 3.6L V6 DOHC; EngineCode: LY7; EngineVIN: 7;.
