vte« previous — GM engine timeline, 1980–present Type 1980s 1990s 2000s 2010s 2020s 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 Gasoline Flat 4 EJ Inline 3 G S-TEC Family 0 SGE E-Turbo 4 Opel OHV engine GM Ecotec Iron Duke Family 0 Opel CIH Saab H AZ G Quad 4 ZZ ZR Vauxhall Slant-4 A S-TEC Holden Starfire Saturn Atlas MGE Family II SGE Family 1 122 GM L3B X G J 5 Atlas 6 Chevrolet Turbo-Thrift Red Blue Black RB30 Atlas Opel CIH E-TEC V Buick/3800 Chevrolet 90° GM 60° Gen V 90° Shortstar High Value Opel 54° High Feature H J 8 Buick Cadillac OHV Northstar Blackwing High Technology Big Block Small Block Gemini LS/LT Holden Oldsmobile Pontiac Diesel Detroit Oldsmobile Duramax 6 Oldsmobile DMAX Inline M51 Duramax Detroit 60 6H 4 JTD RA Family Z E Circle L Family II Family B A MDE Type 1980s 1990s 2000s 2010s 2020s Legend Italicized engines manufactured by Subaru Toyota Isuzu Suzuki Nissan Honda BMW VM Motori