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2018 GMC Sierra

Vehicle
Vehicle typeTruck, Incomplete Vehicle
Vehicle id2018_gmc_sierra
Trims
AT4 from our own list, not NHTSA's
Base from our own list, not NHTSA's
Denali
Fleet/Base
SLE
SLT
Engines
4.3L V6Eighth VIN character H or P
5.3L V8Eighth VIN character C or R
6.0L V8Eighth VIN character B or G
6.2LEighth VIN character J
6.6L Turbo V8 DieselEighth VIN character Y

Position 8 of a VIN names the engine on many vehicles: how to read a VIN. Safety equipment depends on the trim, so decode a VIN to see what one vehicle has.

Other years of the Sierra