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Buick LaCrosse, Buick Regal, Chevrolet Oxygen Sensor 12594452, fits GM series vehicles, OEM 12594452, precisely monitors air-fuel ratio, effectively extends the life of the three-way catalytic converter.
Replaces OEM #
MOQ
1件
| Vehicle Model / Generation | Year | Engine | Specification |
|---|---|---|---|
| Regal | — | — | — |
| Lacrosse | — | — | — |
Buick LaCrosse, Regal and Chevrolet many models’ factory position oxygen sensor (air-fuel ratio sensor) OEM number 12594452 installed at exhaust manifold or upstream of the catalytic converter; monitors exhaust oxygen and sends precise air-fuel ratio signals to ECU; ensures precise fuel injection, extending catalytic converter life and reducing emissions. Installation difficulty is medium; labor about 0.5-1 hour. If engine warning light is on, fuel consumption rises, acceleration declines, or idle is unstable, sensor may have failed; replace promptly.
别克君越君威雪佛兰氧传感器 12594452 空燃比监测 延长三元寿命
12594452