Remanufactured 2003-2005 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, GMC Envoy XUV + 1 more GM ECM PCM ECU | Service Number 12577955 Engine_8_1L 4L 1999 Chevrolet P30 4

4L 1999 Chevrolet P30 4

2L 2007 GMC Yukon 4

a clear module label photo

2008 - 2009 Dodge Ram 1500 4

2L 2006-2011 Cadillac DTS 4

Remanufactured 2003-2005 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, GMC Envoy XUV + 1 more GM ECM PCM ECU | Service Number 12577955 Engine_8_1L 4L 1999 Chevrolet P30 4Remanufactured GM ECM VIN Programmed Ready to Install Condition: Remanufactured unit. This remanufactured GM engine control module is prepared for VIN based programming and application review. The application guide below lists compatible GM vehicles and related service module numbers in a normalized year, make, and model format. GM service numbers and module labels may cross reference multiple vehicle applications. We keep the service module number