2004-2006 Cadillac CTS, Yukon or Chevy Suburban Onstar module 15837910 Cummins The part # is E6SF-12A650-B1C

The part # is E6SF-12A650-B1C

Stock # 3C33

This is a good tested ecm or engine computer for a 2005 Ford Full size van

The part # is AL5A-12A650-NA

This is a good ecm or engine computer for a 2000-2001 Acura RL

2004-2006 Cadillac CTS, Yukon or Chevy Suburban Onstar module 15837910 Cummins The part # is E6SF-12A650-B1CMAKE SURE YOUR PART NUMBER MATCHES BEFORE ORDERING!!! Stock # 2B20 This is a good Onstar reciver module for a 2004 2006 Cadillac CTS, GMC Yukon or Chevy Suburban. The part # is 15837910. It comes with a 90 day warranty. Make sure your part number matches before ordering. Computer may need to be reprogrammed to your vehicle. FREE SHIPPING IN THE UNITED STATES INCLUDING PUERTO RICO MAKE SURE YOUR PART NUMBER MATCHES BEFORE ORDERING!!!