Programmed 2003-2006 Tahoe PCM 12589463 | Direct Fit ECU

No amount of sensor swapping will fix this. Is your Tahoe, Silverado, or Suburban suffering from baffling electrical problems, a stubborn check engine light, or unpredictable performance?. We take the guesswork out of the repair by pre-programming the unit to your vehicle’s specific VIN, ensuring a seamless installation process.