GMC TSB #PIT5386C
2017 GMC Sierra
Affected Component: BACK OVER PREVENTION: BACK-UP ALARM
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.