Truck Engine Vin Decoder

99-06 Trucks, Vans & SUV

4.3L, VIN X or W (8th digit)

6.0L, VIN U (8th digit), (LQ4) Trucks, Vans and Denali

6.0L, VIN N (8th digit) (LQ9) Escalades & SS Silverado

4.8L, VIN V (8th digit)

5.3L, VIN T (8th digit, opt LM7)

5.3L, VIN Z (8th digit, opt L59)

5.3L, VIN B (8th digit, opt L33 05+ HO aluminum and iron block with 243/799 heads)

Engine codes for light trucks

http://en.wikibooks.org/wiki/Vehicle_Identification_Numbers_(VIN_codes)/GM/VIN_Codes

VIN Size Type Fuel

1 6.6 L V8 Diesel

2 6.6 L V8 Diesel

B 5.3 L V8 RPO-L33 Vortec 5.3L 310 Alum Blk HO

D 6.6L V8 Diesel G 8.1L V8 (Vortec 8100)

J 6.2 L V8 Diesel, Non-Turbo

L 2.5 L L4

M 5.0 L V8

N 6.0 L V8 (GENIII LQ9)

P 5.3 L V8

K 5.7 L V8 TBI R 5.7

L V8 Vortec S 4.2 L L6

T 5.3 L V8 (GENIII LM7)

U 6.0 L V8 (GENIII LQ4)

V 4.8 L V8

W 4.3 L V6 CPI X 4.3 L V6

Z 4.3 L V6 EFI