# Service bulletin 21NA140

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: 10200141
- Published by NHTSA: 2021\-08\-09
- Manufacturer's number: 21NA140
- Manufacturer's date: 2021\-06\-21
- NHTSA component: VISIBILITY

## NHTSA's summary

This technical bulletin provides repair information to correct a customer concern of hearing a windshield wiper squeak on passenger side wiper pivot.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10200141-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10200141-9999.pdf)

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

## Components

Glass, wipers and mirrors

## Vehicles listed

- 2021 to 2022 CHEVROLET EQUINOX
- 2021 GMC TERRAIN
- 2022 GMC TERRAIN NA

## 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.
- [N222381840\-01](/bulletins/10235144.md), 2023-04-28, Service bulletin: VISIBILITY. Customer Satisfaction Program. Due to the industry\-wide semiconductor shortage, the side blind zone alert feature is not functional on certain 2022 model year vehicles listed above, built beginning June 28, 2022. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to perform a configuration and setup on the instrument cluster, install side object sensing alert modules, and replace the outside rear view mirror glass.
- [N222381840](/bulletins/10234615.md), 2023-04-20, Service bulletin: VISIBILITY. Customer Satisfaction Program. Due to the industry\-wide semiconductor shortage, the side blind zone alert feature is not functional on certain 2022 model year vehicles listed above, built beginning June 28, 2022. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to perform a configuration and setup on the instrument cluster, install side object sensing alert modules, and replace the outside rear view mirror glass.
- [23\-NA\-039](/bulletins/10234177.md), 2023-04-14, Service bulletin: STRUCTURE; VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR; EQUIPMENT. This technical bulletin provides a provides a procedure to replace the mirror caps for a condition of Outside Rearview Mirrors Incorrect Color.
- [N222377150](/bulletins/10232562.md), 2023-03-06, Service bulletin: VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR; VISIBILITY:REARVIEW MIRRORS/DEVICES. Service Update. Certain vehicles were built with body color external mirrors instead of high gloss black as part of the Midnight package. Dealers are to install the correct left and right outside rear view mirror housing upper covers.
- [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.

JSON: [/v1/bulletins/10200141](/v1/bulletins/10200141)

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