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GMC TSB #PIT4551E
2012 GMC Sierra
TSB Document:
Affected Component: EQUIPMENT:ELECTRICAL
- Summary
- This Preliminary Information communication provides information to the technician that during the Pre-Delivery Inspection it may be noticed that the backup alarm is inoperative. Technician can locate the wire harness on the right rear of the frame. Technician can route the harness up and over the spare tire hoist tube and connect to the backup alarm.
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