# Service bulletin PIT\-4814

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10030211
- Published by NHTSA: 2009\-08\-19
- Manufacturer's number: PIT\-4814
- Manufacturer's date: 2009\-03\-01
- NHTSA component: EXTERIOR LIGHTING:TURN SIGNAL; EXTERIOR LIGHTING:TAIL LIGHTS

## NHTSA's summary

GMC/CHEVROLET: THE LEFT OR RIGHT REAR TAIL, STOP AND/OR TURN SIGNAL LAMPS ARE INTERMITTENTLY INOPERATIVE, OR THE TURN SIGNAL FLASHES FAST. \*PE

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Lighting, Tail lights, Turn signals

## Vehicles listed

- 2009 CHEVROLET SILVERADO
- 2009 GMC SIERRA

## Other bulletins for the same vehicles and component

- [07\-08\-42\-006J](/bulletins/10137798.md), 2018-05-21, Service bulletin: EXTERIOR LIGHTING:TURN SIGNAL; EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT. This informational bulletin provides information for an available BCM calibrations that would restore bulb outages when using a second stage manufacturer
- [07\-08\-42\-006K](/bulletins/10137235.md), 2018-05-21, Service bulletin: EXTERIOR LIGHTING:TURN SIGNAL. This informational bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer \(Upfitter\), and/or turn signals flash fast after factory box removed.
- [SB\-07\-08\-42\-006G](/bulletins/10062501.md), 2016-04-26, Service bulletin: EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
- [SB\-070842006C](/bulletins/10030591.md), 2009-10-23, Service bulletin: EXTERIOR LIGHTING:TURN SIGNAL; EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT. 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
- [PIT\-4696A](/bulletins/10026701.md), 2008-12-04, Service bulletin: VISIBILITY:REAR WINDOW WIPER/WASHER:MOTOR; LATCHES/LOCKS/LINKAGES:DOORS:LATCH; INTERIOR LIGHTING; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH; EXTERIOR LIGHTING:FOG LIGHTS; EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT; EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS; EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS:UNIT; VISIBILITY:WINDSHIELD WIPER/WASHER:SWITCH/WIRING. GMC: BMC FAILURE AFTER WINDSHIELD WIPER OPERATION\-KEYWORDS: AJAR DOOR DOME DRIVER DIMMER FLASHER FOG HAUL HEADLIGHT HEAD HIGH HAZARD INOP INOPERATIVE LAMP LIGHT LOCK LOW NOT ON OFF POWER PARK RADIO RAP REPEAT SIGNAL SHUT SPEED STAY SWITCH TURN TOW UNLOCK UNWANTED WINDOW. MAY BE DUE TO INTERNAL BCM DAMAGE. \*PE

JSON: [/v1/bulletins/10030211](/v1/bulletins/10030211)

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