# Service bulletin PIC5979B

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: 10160651
- Published by NHTSA: 2019\-06\-03
- Manufacturer's number: PIC5979B
- Manufacturer's date: 2019\-04\-10
- NHTSA component: VISIBILITY

## NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that have the Heater\-Vent\-Air Conditioning system discharge temperature to vary from side to side when the set temperature is set to the same value. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10160651-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10160651-9999.pdf)

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

## Components

Glass, wipers and mirrors

## Vehicles listed

- 2013 to 2019 CADILLAC ATS
- 2014 to 2019 CADILLAC CTS

## Recalls for the same vehicles and component

- [15V558000](/recalls/nhtsa/15V558000.md), 2015-09-03: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
- [15V463000](/recalls/nhtsa/15V463000.md), 2015-07-24: VISIBILITY:SUN/MOON ROOF ASSEMBLY
- [2014175](/recalls/tc/2014175.md), 2014-05-20: Visual System
- [14V253000](/recalls/nhtsa/14V253000.md), 2014-05-15: VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR; VISIBILITY:WINDSHIELD WIPER/WASHER:SWITCH/WIRING

## Other bulletins for the same vehicles and component

- [21\-NA\-043](/bulletins/11014230.md), 2025-02-12, Service bulletin: VISIBILITY/WIPER; SERVICE BRAKES; ENGINE; ELECTRICAL SYSTEM; WHEELS. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold \(prepping\) to the customer.
- [PI0754G](/bulletins/11006511.md), 2024-08-17, Service bulletin: VISIBILITY/WIPER. This PI provides information on Rear and Side Tempered Glass Spots \(Quench Marks\) and that they are a normal characteristic.
- [16\-NA\-342](/bulletins/11006284.md), 2024-08-13, Service bulletin: ELECTRICAL SYSTEM; VISIBILITY/WIPER. This service bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector to correct the customers concern for the rearview mirror video screen displaying blue.
- [16\-NA\-342](/bulletins/11004728.md), 2024-07-16, Service bulletin: ELECTRICAL SYSTEM; VISIBILITY/WIPER. This service bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector to correct the customers concern for the rearview mirror video screen displaying blue.
- [PIE0269](/bulletins/10252871.md), 2024-04-08, Service bulletin: VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR; SEATS. Engineering Information.
- [990139004E](/bulletins/10250080.md), 2024-02-12, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Air Conditioning Odor
- [16NA008](/bulletins/10250064.md), 2024-02-12, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; VISIBILITY. Subject: Auto\-On Rear Window Defogger and Outside Rear View Mirror \(OSRVM\) Defogger Not operating
- [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.
- [14157](/bulletins/10247265.md), 2023-12-18, Service bulletin: VISIBILITY/WIPER; UNKNOWN OR OTHER. Wiper System May Become Inoperative
- [PIT5099A](/bulletins/10247063.md), 2023-12-11, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. A/C Blows Warm Or Poor Performance.

JSON: [/v1/bulletins/10160651](/v1/bulletins/10160651)

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