# Service bulletin PIT5834B

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: 10193476
- Published by NHTSA: 2021\-05\-17
- Manufacturer's number: PIT5834B
- Manufacturer's date: 2021\-04\-29
- NHTSA component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; VISIBILITY

## NHTSA's summary

This preliminary information addresses the possibility for the air conditioning to be slow to cool the cabin due to contamination in the refrigerant.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10193476-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10193476-9999.pdf)

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

## Components

Glass, wipers and mirrors, Heating and air conditioning

## Vehicles listed

- 2021 CHEVROLET BLAZER
- 2020 to 2021 CHEVROLET EQUINOX

## 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.
- [18\-NA\-162](/bulletins/10249604.md), 2024-02-02, Service bulletin: EQUIPMENT; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This technical bulletin provides a procedure for air conditioning refrigerant desiccant replacement due to A/C Not Cooling or refrigerant loss.
- [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.
- [23\-NA\-130](/bulletins/10240238.md), 2023-08-02, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM; VISIBILITY:REARVIEW MIRRORS/DEVICES. This technical bulletin provides repair information to correct a customer concern of the driver side mirror being distorted.
- [N222359240\-01](/bulletins/10232950.md), 2023-03-16, Service bulletin: VISIBILITY:REARVIEW MIRRORS/DEVICES. Customer Satisfaction Program \- certain vehicles may have a condition in which the driver side mirror does not auto dim. Dealers are to replace the front door wiring harness.
- [PI0754F](/bulletins/10232283.md), 2023-03-03, Service bulletin: VISIBILITY:GLASS, SIDE/REAR:CRITICAL FASTENERS; UNKNOWN OR OTHER; STRUCTURE. This PI provides information on Rear and Side Tempered Glass Spots \(Quench Marks\) and that they are a normal characteristic.
- [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.
- [22\-NA\-177](/bulletins/10220315.md), 2022-09-19, Service bulletin: EQUIPMENT; VISIBILITY:REARVIEW MIRRORS/DEVICES; ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Intermittent or Inoperable Rearview Camera, May Display Blue or Black Screen With Error Message.
- [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.

JSON: [/v1/bulletins/10193476](/v1/bulletins/10193476)

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