PIT6285A
Service Bulletin/Repair Instructions
This Preliminary information communicates information informing dealers that replacment PSCM P/N 86554464 stock has been reworked to prevent the SPS programming failure.
Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
PIT6285A
This Preliminary information communicates information informing dealers that replacment PSCM P/N 86554464 stock has been reworked to prevent the SPS programming failure.
PIT6209C
This Preliminary information communicates recovery procedure after return to dealer message.
04-06-01-029K
This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
24-NA-239
This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
22-NA-092
This informational bulletin provides an optional repair using a different set of brakes that may correct the customers concern of Early Brake Wear in Harsh Environments.
24-NA-229
This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.
24-NA-225
This bulletin provides information on how to look for and test for DEF or water in the fuel system and what the specs should be.
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.