Cadillac PCM | Cadillac ECM | Cadillac ECU
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- 12562481 | 2003 Cadillac Seville 4.6L PCM Engine Computer ECM ECU Programmed Plug&Play | 12553671$129.0012562481 | 2003 Cadillac Seville 4.6L PCM Engine Computer ECM ECU Programmed Plug&Play | 12553671Merchant Return PolicyReturn Policy$159.9912562481 | 2003 Cadillac Seville 4.6L PCM Engine Computer ECM ECU Programmed Plug&Play | 12553671Rated 4.4/5 based on 2459 customer reviewsHarry - by Harry, WednesdayCadillachttps://www.fs1inc.com/media/product/image/gm/gm_type_a2/gm_pcm_ecm_type_a2_1.jpg125624814.4/ 5stars 1starGreat product. A pleasure to do business with.Flagship One, IncMerchant Return PolicyReturn Policy
- 12586243 | 2004 Cadillac CTS-V 5.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 12583659$177.0012586243 | 2004 Cadillac CTS-V 5.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 12583659Merchant Return PolicyReturn Policy$219.9912586243 | 2004 Cadillac CTS-V 5.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 12583659Pedro - by Pedro, Wednesdayhttps://www.fs1inc.com/media/product/image/gm/gm_type_a/gm_pcm_ecm_type_a_1.jpg125862434.4/ 5stars 1starFast shipping great product thank youFlagship One, IncMerchant Return PolicyReturn Policy
- 12589462 | 2004 Cadillac CTS-V 5.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 12589161$177.0012589462 | 2004 Cadillac CTS-V 5.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 12589161Merchant Return PolicyReturn Policy$219.9912589462 | 2004 Cadillac CTS-V 5.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 12589161Juan - by Juan, Wednesdayhttps://www.fs1inc.com/media/product/image/gm/gm_type_a/gm_pcm_ecm_type_a_1.jpg125894624.4/ 5stars 1starPCM ARRIVED SAME AS FACTORY PART NUMBER AND IT WAS ALREADY PROGRAMMED TO VEHICLE. EASY PROCESS. GOOD COMMUNICATION. NO ISSUES.Flagship One, IncMerchant Return PolicyReturn Policy
- 12602801 | 2004 Cadillac CTS-V 5.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 12589161$177.0012602801 | 2004 Cadillac CTS-V 5.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 12589161Merchant Return PolicyReturn Policy$219.9912602801 | 2004 Cadillac CTS-V 5.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 12589161Harry - by Harry, Wednesdayhttps://www.fs1inc.com/media/product/image/gm/gm_type_a/gm_pcm_ecm_type_a_1.jpg126028014.4/ 5stars 1starThe computer works perfectly. We are so happy!!Flagship One, IncMerchant Return PolicyReturn Policy
- 12587316 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012587316 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912587316 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Juan - by Juan, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794434.4/ 5stars 1starGreat Service fast delivery Worked perfect. Plug&Play.Thanks.Flagship One, IncMerchant Return PolicyReturn Policy
- 12587317 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012587317 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912587317 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Pedro - by Pedro, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794424.4/ 5stars 1starThank you for an easy and pleasant transaction. Product arrived as expected.Flagship One, IncMerchant Return PolicyReturn Policy
- 12587452 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012587452 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912587452 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Ari - by Ari, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794444.4/ 5stars 1starworks great, so far so good completed drive cycles and no pending codes . A+ seller buy with confedence. I definitely will again.Flagship One, IncMerchant Return PolicyReturn Policy
- 12587454 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012587454 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912587454 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Juan - by Juan, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794454.4/ 5stars 1starFast shipping great product thank youFlagship One, IncMerchant Return PolicyReturn Policy
- 12587465 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play$200.0012587465 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&PlayMerchant Return PolicyReturn Policy$249.9912587465 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&PlayRated 4.4/5 based on 2459 customer reviewsLuis - by Luis, MondayCadillachttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794414.4/ 5stars 1starGreat product. A pleasure to do business with.Flagship One, IncMerchant Return PolicyReturn Policy
- 12588944 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012588944 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912588944 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Juan - by Juan, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794464.4/ 5stars 1starThe computer works perfectly. We are so happy!!Flagship One, IncMerchant Return PolicyReturn Policy
- 12588946 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012588946 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912588946 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Luis - by Luis, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794474.4/ 5stars 1starit's good quality. fast shipping my car sounds great now.Flagship One, IncMerchant Return PolicyReturn Policy
- 12591155 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012591155 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912591155 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Ari - by Ari, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794484.4/ 5stars 1starPCM ARRIVED SAME AS FACTORY PART NUMBER AND IT WAS ALREADY PROGRAMMED TO VEHICLE. EASY PROCESS. GOOD COMMUNICATION. NO ISSUES.Flagship One, IncMerchant Return PolicyReturn Policy
- 12591157 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012591157 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912591157 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Harry - by Harry, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794494.4/ 5stars 1starexcellent seller to work with, excellent packing and thank you for the super fast delivery.Flagship One, IncMerchant Return PolicyReturn Policy
- 12591694 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012591694 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912591694 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Willams - by Willams, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794504.4/ 5stars 1starplugged and played just as promised thanksFlagship One, IncMerchant Return PolicyReturn Policy
- 12595874 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012595874 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912595874 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Rated 4.4/5 based on 2459 customer reviewsHarry - by Harry, MondayCadillachttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794514.4/ 5stars 1starGreat product. A pleasure to do business with.Flagship One, IncMerchant Return PolicyReturn Policy
- 12595875 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012595875 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912595875 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Luis - by Luis, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794524.4/ 5stars 1starThank you for an easy and pleasant transaction. Product arrived as expected.Flagship One, IncMerchant Return PolicyReturn Policy
- 12595877 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012595877 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912595877 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Pedro - by Pedro, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794534.4/ 5stars 1starGreat Service fast delivery Worked perfect. Plug&Play.Thanks.Flagship One, IncMerchant Return PolicyReturn Policy
- 12595882 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012595882 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912595882 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Pedro - by Pedro, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794544.4/ 5stars 1starworks great, so far so good completed drive cycles and no pending codes . A+ seller buy with confedence. I definitely will again.Flagship One, IncMerchant Return PolicyReturn Policy
- 12597540 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012597540 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912597540 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Willams - by Willams, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794554.4/ 5stars 1starFast shipping great product thank youFlagship One, IncMerchant Return PolicyReturn Policy
- 12597541 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012597541 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912597541 | 2004 Cadillac Deville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Willams - by Willams, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794564.4/ 5stars 1starThe computer works perfectly. We are so happy!!Flagship One, IncMerchant Return PolicyReturn Policy
- 12587316 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012587316 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912587316 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Willams - by Willams, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794754.4/ 5stars 1starFast shipping great product thank youFlagship One, IncMerchant Return PolicyReturn Policy
- 12587317 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012587317 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912587317 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Pedro - by Pedro, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794744.4/ 5stars 1starworks great, so far so good completed drive cycles and no pending codes . A+ seller buy with confedence. I definitely will again.Flagship One, IncMerchant Return PolicyReturn Policy
- 12587452 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012587452 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912587452 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Willams - by Willams, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794764.4/ 5stars 1starThe computer works perfectly. We are so happy!!Flagship One, IncMerchant Return PolicyReturn Policy
- 12587454 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465$200.0012587454 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Merchant Return PolicyReturn Policy$249.9912587454 | 2004 Cadillac Seville 4.6L ECM Engine Computer PCM ECU Programmed Plug&Play | 12587465Luis - by Luis, Mondayhttps://www.fs1inc.com/media/product/image/gm/gm_type_u36/gm_pcm_ecm_type_u36_1_1.jpg1794774.4/ 5stars 1starit's good quality. fast shipping my car sounds great now.Flagship One, IncMerchant Return PolicyReturn Policy
All Cadillac PCM (Powertrain Control Module), Cadillac ECM (Engine Control Module) & Cadillac ECU (Electronic Control Unit) from Flagship One, Inc. are precisely programmed and flashed to meet your vehicle's specific requirements.
Our Cadillac PCM, Cadillac ECM and Cadillac ECU units that are labeled plug & play will not require any additional programming.
Here is a list of all of the Cadillac PCM, Cadillac ECM and Cadillac Engine Control Modules ( ECM PCM ECU ) that we have in stock and are ready to ship:
- Cadillac ATS PCM | Cadillac ATS ECM | Cadillac ATS ECU (511)
- Cadillac ATS-V PCM | Cadillac ATS-V ECM | Cadillac ATS-V ECU (4)
- Cadillac Allante PCM | Cadillac Allante ECM | Cadillac Allante ECU (10)
- Cadillac Brougham PCM | Cadillac Brougham ECM | Cadillac Brougham ECU (3)
- Cadillac Catera PCM | Cadillac Catera ECM | Cadillac Catera ECU (17)
- Cadillac Cimarron PCM | Cadillac Cimarron ECM | Cadillac Cimarron ECU (6)
- Cadillac CT6 PCM | Cadillac CT6 ECM | Cadillac CT6 ECU (16)
- Cadillac CTS PCM | Cadillac CTS ECM | Cadillac CTS ECU (882)
- Cadillac CTS-V PCM | Cadillac CTS-V ECM | Cadillac CTS-V ECU (120)
- Cadillac DTS PCM | Cadillac DTS ECM | Cadillac DTS ECU (138)
- Cadillac DeVille PCM | Cadillac DeVille ECM | Cadillac DeVille ECU (77)
- Cadillac ELR PCM | Cadillac ELR ECM | Cadillac ELR ECU (234)
- Cadillac Eldorado PCM | Cadillac Eldorado ECM | Cadillac Eldorado ECU (42)
- Cadillac Escalade PCM | Cadillac Escalade ECM | Cadillac Escalade ECU (240)
- Cadillac Escalade ESV PCM | Cadillac Escalade ESV ECM | Cadillac Escalade ESV ECU (133)
- Cadillac Escalade EXT PCM | Cadillac Escalade EXT ECM | Cadillac Escalade EXT ECU (85)
- Cadillac Escalade Hybrid PCM | Cadillac Escalade Hybrid ECM | Cadillac Escalade Hybrid ECU (42)
- Cadillac Fleetwood PCM | Cadillac Fleetwood ECM | Cadillac Fleetwood ECU (20)
- Cadillac SRX PCM | Cadillac SRX ECM | Cadillac SRX ECU (540)
- Cadillac STS PCM | Cadillac STS ECM | Cadillac STS ECU (268)
- Cadillac STS-V PCM | Cadillac STS-V ECM | Cadillac STS-V ECU (122)
- Cadillac Seville PCM | Cadillac Seville ECM | Cadillac Seville ECU (60)
- Cadillac XLR PCM | Cadillac XLR ECM | Cadillac XLR ECU (227)
- Cadillac XLR-V PCM | Cadillac XLR-V ECM | Cadillac XLR-V ECU (122)
- Cadillac XTS PCM | Cadillac XTS ECM | Cadillac XTS ECU (213)


