Technical Service Bulletin SB-070842006C — 2008 GMC SIERRA
EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT
Bulletin Details
| TSB ID | SB-070842006C |
| Manufacturer | |
| Vehicle | 2008 GMC SIERRA |
| Component | EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT |
| Communication Date |
Bulletin Summary
GENERAL MOTORS: BCM CALIBRATIONS AVAILABLE TO RESTORE BULB OUTAGE DETECTION ON VEHICLES PRODUCED BY A SECOND STATE MANUFACTURER, TURN SIGNALS FLASH FAST AFTER FACTORY BOX REMOVED (UPFITTER). MAY NEED TO HAVE BODY CONTROL MODULE (BCM) REAR TURN SIGNAL BULB OUTAGE DETECTION CAPABILITY CHANGED. *PE UPDATED 5/20/11. *PE
About Technical Service Bulletins
A Technical Service Bulletin (TSB) is a document issued by a vehicle manufacturer to its dealers, describing a known issue with a specific vehicle or set of vehicles and the recommended procedure to fix it. Unlike recalls, TSBs are not mandatory and are typically only performed if an owner reports the related issue. However, TSBs can be an indicator of common problems with a vehicle.
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