Flagship for GM do Brasil, replacing the Chevrolet Opala. Omega was initially based on the Opel Omega A, albeit with local engines, before various Holden Commodores took over, shipped from Australia in left-hand drive. No further Omegas were sold after 2011.

• Opel Omega A
• Holden Commodore (VT)
• Holden Commodore (VX)
• Holden Commodore (VY)
• Holden Commodore (VZ)
• Holden Commodore (VE)

Marque: Chevrolet | Predecessor: Chevrolet Opala