# Service bulletin 3691A

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: 10018623
- Published by NHTSA: 2006\-01\-09
- Manufacturer's number: 3691A
- NHTSA component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR

## NHTSA's summary

FRONT HVAC BLOWER INOPERATIVE. \*TT

## 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

Glass, wipers and mirrors, Heating and air conditioning

## Vehicles listed

- 2003 to 2006 CHEVROLET AVALANCHE
- 2003 to 2006 CHEVROLET SILVERADO
- 2003 to 2006 CHEVROLET SUBURBAN
- 2003 to 2006 CHEVROLET TAHOE
- 2003 to 2006 GMC SIERRA
- 2003 to 2006 GMC YUKON

## Recalls for the same vehicles and component

- [2011074](/recalls/tc/2011074.md), 2011-02-21: Heater And Defroster
- [2003294](/recalls/tc/2003294.md), 2003-11-26: Visual System
- [03V018000](/recalls/nhtsa/03V018000.md), 2003-01-23: VISIBILITY:WINDSHIELD

## Other bulletins for the same vehicles and component

- [PIT5099G](/bulletins/10247780.md), 2023-12-26, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater\-Vent\-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
- [PIT5099A](/bulletins/10247063.md), 2023-12-11, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. A/C Blows Warm Or Poor Performance.
- [PIP5540J](/bulletins/10230697.md), 2023-01-30, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW:ELECTRICAL HEATING ELEMENT. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
- [PIC5260F](/bulletins/10216372.md), 2022-07-25, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto\-reverse, and/or water leaks.
- [PIT5099F](/bulletins/10216361.md), 2022-07-25, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater\-Vent\-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
- [PIC5260E](/bulletins/10211770.md), 2022-05-16, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto\-reverse, and/or water leaks.
- [PIC5260D](/bulletins/10190431.md), 2021-04-19, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto\-reverse, and/or water leaks.
- [PIT5099E](/bulletins/10178385.md), 2020-08-10, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater\-Vent\-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
- [PIC5260C](/bulletins/10160682.md), 2019-06-03, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto\-reverse, and/or water leaks.
- [PIT5099D](/bulletins/10147367.md), 2018-11-13, Service bulletin: EQUIPMENT:APPLIANCE:AIR CONDITIONER. This Preliminary Information communication provides information to the technician about vehicles that the Heater\-Vent\-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.

JSON: [/v1/bulletins/10018623](/v1/bulletins/10018623)

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