GMT800Canonical generation
GMC Sierra 1500 GMT800
1999–2006 · GMT800
GMC Sierra 1500 GMT800 (1999–2006): chassis code GMT800; pickup body style. It sits between the GMT400 and the GMT900 in the GMC Sierra 1500 line.
Verification: Unverified. Catalog classification is awaiting verification. Where provided, manufacturer references are separately sourced for the model years shown.
- Make
- GMC
- Model
- Sierra 1500
- Generation
- GMT800
- Code
- GMT800
- Chassis Codes
- GMT800
- Years
- 1999–2006
- Body Styles
- Pickup
Every GMC Sierra 1500 generation
- GMT400 (1988–1998)
- GMT800 (1999–2006)
- GMT900 (2007–2013)
- K2XX (2014–2018)
- T1XX (2019–present)