GMC TSB #08-06-04-006M
2008 GMC Sierra 2500
Affected Component: EQUIPMENT
- Summary
- This informational bulletin provides technicians with Information for Identifying non-GM ECM calibration use and Power-Up hardware detection in Duramax? diesel engines ? Photograph Tech 2® Calibration IDs, Calibration Verification Numbers (CVNs) and Transmission Data Screen.