2025-2026 Buick Envista Chevy Trax Trailblazer Lower 1.2L Turbo Oxy...
This is a Genuine GM downstream oxygen sensor for 2025-2026 Buick Envista, Buick Encore GX, Chevrolet Trailblazer, and Chevrolet Trax models. This sensor is designed specifically for the 1.2L turbocharged engine in the lower downstream position.
This is a Genuine OEM part designed for precise fit and function. This sensor is positioned in the lower downstream location on vehicles equipped with the 1.2L turbocharged engine. Compatible with both gasoline and flex fuel configurations.
| Year Range | Make | Model | Trim/Engine | Notes/Options |
|---|---|---|---|---|
| 2025-2026 | Buick | Encore GX | Preferred; 1.2L L3 Turbo | Lower downstream position; 1.2L turbocharged engine; Flex fuel |
| 2025-2026 | Buick | Envista | Avenir; 1.2L L3 Turbo | Lower downstream position; 1.2L turbocharged engine |
| 2025-2026 | Buick | Envista | Preferred; 1.2L L3 Turbo | Lower downstream position; 1.2L turbocharged engine; Gas and flex fuel |
| 2025-2026 | Buick | Envista | Sport Touring; 1.2L L3 Turbo | Lower downstream position; 1.2L turbocharged engine; Gas and flex fuel |
| 2025-2026 | Chevrolet | Trailblazer | LS, LT; 1.2L L3 Turbo | Lower downstream position; 1.2L turbocharged engine; Flex fuel |
| 2025-2026 | Chevrolet | Trax | ACTIV, LS, LT, RS; 1.2L L3 Turbo | Lower downstream position; 1.2L turbocharged engine; Gas and flex fuel |
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