Collection: Buick ECM, ECU & PCM
Buick Engine Computers: ECM, ECU & PCM Replacement
Buick vehicles use an engine computer — commonly called the PCM, ECM, or ECU — to manage fuel delivery, ignition timing, and transmission communication. US Parts Inc carries tested, OEM-quality replacement units across a wide range of Buick models and years, prepared...
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12587235 | 2006 Buick Allure 3.6L PCM Engine Computer ECM ECU Programmed Plug & Play | 12581144
Regular price $546.00Sale price $546.00 Regular priceUnit price per$590.207% Off -
12581144 | 2006 Buick Allure 3.6L PCM Engine Computer ECM ECU Programmed Plug & Play | 12581144
Regular price $546.00Sale price $546.00 Regular priceUnit price per$590.207% Off -
2006 Buick Allure 3.8L PCM | Engine Computer ECM ECU Programmed Plug & Play
Regular price $283.40Sale price $283.40 Regular priceUnit price per$306.808% Off -
2006 Buick Allure 3.6L PCM | Engine Computer ECM ECU Programmed Plug & Play
Regular price $546.00Sale price $546.00 Regular priceUnit price per$590.207% Off -
12593233 | 2005 Buick Terraza 3.5L PCM Engine Computer ECM ECU Programmed Plug & Play | 12591279
Regular price $227.50Sale price $227.50 Regular priceUnit price per$245.707% Off -
12591856 | 2005 Buick Terraza 3.5L Engine Computer PCM ECM ECU Programmed Plug & Play | 12591279
Regular price $227.50Sale price $227.50 Regular priceUnit price per$243.106% Off -
12581128 | 2005 Buick Terraza 3.5L PCM Engine Computer ECM ECU Programmed Plug & Play | 12591279
Regular price $227.50Sale price $227.50 Regular priceUnit price per$245.707% Off -
2005 Buick Terraza 3.5L PCM | Engine Computer ECM ECU Programmed Plug & Play
Regular price $227.50Sale price $227.50 Regular priceUnit price per$245.707% Off -
12583827 | 2005 Buick Rendezvous 3.4L PCM Engine Computer ECM ECU Programmed Plug & Play | 12582720
Regular price $169.00Sale price $169.00 Regular priceUnit price per$183.308% Off -
2005 Buick Rendezvous 3.6L PCM | Engine Computer ECM ECU Programmed Plug & Play
Regular price $546.00Sale price $546.00 Regular priceUnit price per$590.207% Off -
2005 Buick Rendezvous 3.4L PCM | Engine Computer ECM ECU Programmed Plug & Play
Regular price $169.00Sale price $169.00 Regular priceUnit price per$183.308% Off -
12578554 | 2005 Buick Rainier 5.3L PCM Engine Computer ECM ECU Programmed Plug & Play | 12597883
Regular price $1,136.20Sale price $1,136.20 Regular priceUnit price per$1,228.508% Off -
12574976 | 2005 Buick Rainier 4.2L PCM Engine Computer ECM ECU Programmed Plug & Play | 12573576
Regular price $222.30Sale price $222.30 Regular priceUnit price per$240.508% Off -
2005 Buick Rainier 5.3L PCM | Engine Computer ECM ECU Programmed Plug & Play
Regular price $1,136.20Sale price $1,136.20 Regular priceUnit price per$1,228.508% Off -
2005 Buick Rainier 4.2L PCM | Engine Computer ECM ECU Programmed Plug & Play
Regular price $222.30Sale price $222.30 Regular priceUnit price per$240.508% Off -
12583827 | 2005 Buick Park Avenue 3.8L PCM Engine Computer ECM ECU Programmed Plug & Play | 12582720
Regular price $169.00Sale price $169.00 Regular priceUnit price per$183.308% Off -
2005 Buick Park Avenue 3.8L PCM | Engine Computer ECM ECU Programmed Plug & Play
Regular price $169.00Sale price $169.00 Regular priceUnit price per$183.308% Off -
2005 Buick Park Avenue PCM | Engine Computer ECM ECU Programmed Plug & Play
Regular price $169.00Sale price $169.00 Regular priceUnit price per$183.308% Off -
12583827 | 2005 Buick LeSabre 3.8L PCM Engine Computer ECM ECU Programmed Plug & Play | 12582720
Regular price $169.00Sale price $169.00 Regular priceUnit price per$183.308% Off -
2005 Buick LeSabre 3.8L PCM | Engine Computer ECM ECU Programmed Plug & Play
Regular price $169.00Sale price $169.00 Regular priceUnit price per$183.308% Off
