# Service bulletin PI0987

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: 10134709
- Published by NHTSA: 2018\-04\-23
- Manufacturer's number: PI0987
- Manufacturer's date: 2013\-06\-05
- NHTSA component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

## NHTSA's summary

This preliminary informational bulletin provides information for Passenger Side Defrost Air Flow/Performance and/or Temperature Less Warm Than Drivers Side in Defrost, IP Vent or Heat Modes Condition.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2013/MC-10134709-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2013/MC-10134709-0001.pdf)

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

## Components

Glass, wipers and mirrors, Heating and air conditioning

## Vehicles listed

- 2012 to 2013 CADILLAC ESCALADE
- 2012 to 2013 CADILLAC ESCALADE ESV
- 2012 to 2013 CADILLAC ESCALADE EXT
- 2012 to 2013 CHEVROLET AVALANCHE
- 2012 to 2013 CHEVROLET SILVERADO 2500
- 2013 CHEVROLET SILVERADO 3500
- 2012 to 2013 CHEVROLET SUBURBAN
- 2012 to 2013 CHEVROLET TAHOE
- 2012 to 2013 GMC SIERRA 2500
- 2012 to 2013 GMC SIERRA DENALI
- 2012 to 2013 GMC YUKON
- 2012 to 2013 GMC YUKON DENALI
- 2012 to 2013 GMC YUKON DENALI XL
- 2012 to 2013 GMC YUKON XL

## 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.
- [PI0695A](/bulletins/10253610.md), 2024-04-29, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Diagnosis and Repair HVAC Blower Function.
- [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.
- [PIT4605D](/bulletins/10247662.md), 2023-12-26, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Cold Air Leak On Passenger Floor.
- [PIT4417H](/bulletins/10247653.md), 2023-12-26, Service bulletin: VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR; UNKNOWN OR OTHER. Swapping Outside Rearview Mirrors RPOs DL8 / DL3 / DPN.
- [PIT5198](/bulletins/10247097.md), 2023-12-11, Service bulletin: VISIBILITY; ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES:DOORS:LOCK; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. Power Door Locks and/or Windows Inoperative.
- [PIT5099A](/bulletins/10247063.md), 2023-12-11, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. A/C Blows Warm Or Poor Performance.
- [130089004H](/bulletins/10246623.md), 2023-12-11, Service bulletin: VISIBILITY:WINDSHIELD; UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE; EXTERIOR LIGHTING:LIGHTING CONTROL MODULE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; VEHICLE SPEED CONTROL:THROTTLE:THROTTLE POSITION SENSOR \(TPS\). Car and Truck Fix it Right the First Time Issues
- [PIT4605D](/bulletins/10245301.md), 2023-11-20, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Cold Air Leak On Passenger Floor.

JSON: [/v1/bulletins/10134709](/v1/bulletins/10134709)

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