SIDI, ALUM

DI, VVT, ALUM, TWIN TURBO, GEN 2, VAR 3

Name Plate: Chevrolet, Pontiac, Buick

LD8: 4.6L, V8, SFI, DOHC L76: 6.0L, V8, SFI, gas, Active Fuel Mgt

Book Code: 8E. Aluminum, HO.

GEN 1+, SIDI, VVT, ALUM, TWIN TURBO

Book Codes: 0G, A. Twin turbo, Aluminum, VVT.

ALUM, AFM: Active Fuel Management

HO, Name Plate: Chevrolet

Name Plate: Chev, Pont, Olds, Buick

DI, SC, AFM, VVT, ALUM, GMNA

ER, ALUM, INTR CLR SC

Book Code: P. E85 Max. Aluminum.

HO

Name Plate: Cadillac

LW9: China. (Name Plate: Buick) C coded twice in 8th position. LS4: 5.3L, V8, SFI, ALUM, Cylinder Deactivation (name plate: Pontiac)

SIDI, VVT, TWIN TURBO, ALUM

OFFSET BORE

Book Code: 8E, D. ER, Aluminum, INTR CLR SC.

Name Plate: Chevrolet, Pontiac, Saturn, Oldsmobile

Supercharged, Name Plate: Pontiac

Book Codes: 0G, BE, A. VVT, E85 Max, Aluminum.

SIDI, ALUM, 60 Degrees

Name Plate: Oldsmobile

LD8: 4.6L, V8, SFI, DOHC

Name Plate: Buick

Book Code: 0G, A. Aluminum. VVT, DCVCP(Double Continuous Variable Cam Phasing), E0-E100.

Name Plate: Chevrolet, Buick

Twin Turbo

Gasoline, E85

GEN 1+, V6, SIDI, DOHC, VVT, ALUM, TWIN TURBO

Supercharged, Name Plate: Chevrolet, Buick

Name Plate: Chevrolet (KL1), Engine option L91 has two distinct VIN engine codes 6 for GMDAT only and D for all others.