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Oxygen Sensor – Downstream (Post Converter)
| Year | Make | Model | Submodel | Engine | Fuel Type | Position | Note |
|---|---|---|---|---|---|---|---|
| 2003 | Buick | Century | Custom | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Buick | Regal | GS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Buick | Regal | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Impala | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Impala | Base | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Impala | Police | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Impala | Base | 3.4V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Impala | LS Sport | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Monte Carlo | SS High Sport | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Monte Carlo | LS Sport | 3.4V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Monte Carlo | SS Pace Car | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Monte Carlo | LS Competition | 3.4V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Monte Carlo | LS | 3.4V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Chevrolet | Monte Carlo | SS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2003 | Pontiac | Grand Prix | GTP | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2003 | Pontiac | Grand Prix | SE | 3.1V6 | GAS | Downstream | POST CONVERTER | Engine VIN: J; Engine Code: LG8; |
| 2003 | Pontiac | Grand Prix | GT | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2002 | Buick | Century | Limited | 3.1V6 | GAS | Downstream | POST CONVERTER | Engine VIN: J; Engine Code: LG8; |
| 2002 | Buick | Century | Custom | 3.1V6 | GAS | Downstream | POST CONVERTER | Engine VIN: J; Engine Code: LG8; |
| 2002 | Buick | Regal | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2002 | Buick | Regal | GS | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; |
| 2002 | Chevrolet | Impala | Base | 3.4V6 | GAS | Downstream | POST CONVERTER |
| 2002 | Chevrolet | Impala | Base | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2002 | Chevrolet | Impala | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2002 | Chevrolet | Monte Carlo | SS 35th Anniversary Edition | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2002 | Chevrolet | Monte Carlo | SS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2002 | Chevrolet | Monte Carlo | SS Dale Earnhardt Signature Edition | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2002 | Chevrolet | Monte Carlo | LS | 3.4V6 | GAS | Downstream | POST CONVERTER |
| 2002 | Pontiac | Grand Prix | SE | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2002 | Pontiac | Grand Prix | GTP | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2002 | Pontiac | Grand Prix | SE | 3.1V6 | GAS | Downstream | POST CONVERTER | Engine VIN: J; Engine Code: LG8; |
| 2002 | Pontiac | Grand Prix | GT | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2001 | Buick | Century | Custom | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 2001 | Buick | Century | Limited | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 2001 | Buick | Regal | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2001 | Buick | Regal | GS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2001 | Chevrolet | Impala | Base | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2001 | Chevrolet | Impala | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2001 | Chevrolet | Impala | Base | 3.4V6 | GAS | Downstream | POST CONVERTER |
| 2001 | Chevrolet | Lumina | Base | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 2001 | Chevrolet | Monte Carlo | LS | 3.4V6 | GAS | Downstream | POST CONVERTER |
| 2001 | Chevrolet | Monte Carlo | SS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2001 | Pontiac | Grand Prix | SE | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2001 | Pontiac | Grand Prix | SE | 3.1V6 | GAS | Downstream | POST CONVERTER | Engine VIN: J; Engine Code: LG8; |
| 2001 | Pontiac | Grand Prix | GTP | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2001 | Pontiac | Grand Prix | GT | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2000 | Buick | Century | Custom | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Buick | Century | Limited | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Buick | Regal | LSE | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Buick | Regal | GSE | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Buick | Regal | GS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Buick | Regal | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Chevrolet | Impala | Base | 3.4V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Chevrolet | Impala | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Chevrolet | Impala | Base | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Chevrolet | Lumina | Base | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Chevrolet | Monte Carlo | SS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Chevrolet | Monte Carlo | LS | 3.4V6 | GAS | Downstream | POST CONVERTER |
| 2000 | Pontiac | Grand Prix | GTP | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2000 | Pontiac | Grand Prix | SE | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2000 | Pontiac | Grand Prix | GT | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 2000 | Pontiac | Grand Prix | SE | 3.1V6 | GAS | Downstream | POST CONVERTER | Engine VIN: J; Engine Code: LG8; |
| 1999 | Buick | Century | Limited | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Buick | Century | Custom | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Buick | Regal | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Buick | Regal | GS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Chevrolet | Lumina | Base | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Chevrolet | Lumina | LTZ | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Chevrolet | Lumina | LS | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Chevrolet | Lumina | Base | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Chevrolet | Lumina | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Chevrolet | Lumina | LTZ | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Chevrolet | Monte Carlo | LS | 3.1V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Chevrolet | Monte Carlo | LS | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Chevrolet | Monte Carlo | Indianapolis 500 Pace Car | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Chevrolet | Monte Carlo | Z34 | 3.8V6 | GAS | Downstream | POST CONVERTER |
| 1999 | Oldsmobile | Intrigue | GX | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: K; Engine Code: L36; |
| 1999 | Oldsmobile | Intrigue | GL | 3.5V6 | GAS | Downstream | POST CONVERTER | Engine VIN: H; |
| 1999 | Oldsmobile | Intrigue | GX | 3.5V6 | GAS | Downstream | POST CONVERTER | Engine VIN: H; |
| 1999 | Oldsmobile | Intrigue | GL | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: K; Engine Code: L36; |
| 1999 | Oldsmobile | Intrigue | GLS | 3.5V6 | GAS | Downstream | POST CONVERTER | Engine VIN: H; |
| 1999 | Pontiac | Grand Prix | GT | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 1999 | Pontiac | Grand Prix | GTP | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 1999 | Pontiac | Grand Prix | SE | 3.8V6 | GAS | Downstream | POST CONVERTER | Engine VIN: 1; Engine Code: L67; | Engine VIN: K; Engine Code: L36; |
| 1999 | Pontiac | Grand Prix | SE | 3.1V6 | GAS | Downstream | POST CONVERTER | Engine VIN: M; Engine Code: L82; |
The ACDelco Oxygen Sensor part number AFS141 is an essential component for your Buick, Chevrolet, Oldsmobile, or Pontiac vehicle. This oxygen sensor helps to measure the amount of oxygen in the exhaust gases in order to ensure optimal engine performance.
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Returns Info
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