# Service bulletin PIC3744F

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: 10113936
- Published by NHTSA: 2017\-08\-15
- Manufacturer's number: PIC3744F
- Manufacturer's date: 2016\-03\-17
- NHTSA component: EQUIPMENT:APPLIANCE:AIR CONDITIONER

## NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that may have musty odor from the heating, ventilation and air conditioning system. The concern occurs happens most often on initial start\-up after the vehicle was driven on a hot humid day. This condition may be caused by condensate build\-up on the evaporator core, which does not evaporate by itself in high humidity conditions. Technician will use the Tech 2 scan tool to activate the afterblow follow the on screen directions to finish enabling afterblow.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2016/MC-10113936-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2016/MC-10113936-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories, Heating and air conditioning

## Vehicles listed

- 2006 to 2013 CHEVROLET IMPALA
- 2006 to 2007 CHEVROLET MONTE CARLO

## Other bulletins for the same vehicles and component

- [PI0572B](/bulletins/10254240.md), 2024-05-06, Service bulletin: EQUIPMENT. Information on COAX Repair Kit Availability.
- [PI0767B](/bulletins/10253639.md), 2024-04-29, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Erratic or Insufficient Cooling when A/C Compressor is On
- [PI0767A](/bulletins/10253638.md), 2024-04-29, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Erratic or Insufficient Cooling when A/C Compressor is On
- [20\-NA\-132](/bulletins/10253527.md), 2024-04-23, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
- [17\-NA\-052](/bulletins/10253526.md), 2024-04-23, Service bulletin: WHEELS; EQUIPMENT. This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed.
- [20\-NA\-132](/bulletins/10252774.md), 2024-04-05, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
- [PIT5353](/bulletins/10252163.md), 2024-04-01, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. XM Audio Traffic And Travel Link Availability And Operation.
- [23\-NA\-103](/bulletins/10252126.md), 2024-03-29, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center \(TAC\).
- [11\-00\-89\-005X](/bulletins/10251889.md), 2024-03-19, Service bulletin: EQUIPMENT. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy \(U.S. Only\).
- [07\-00\-89\-037S](/bulletins/10251888.md), 2024-03-19, Service bulletin: EQUIPMENT. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.

JSON: [/v1/bulletins/10113936](/v1/bulletins/10113936)

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