# Service bulletin 23\-NA\-086

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: 11011117
- Published by NHTSA: 2024\-12\-04
- Manufacturer's number: 23\-NA\-086
- Manufacturer's date: 2024\-10\-26
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

This service bulletin provides information on dark spots in the headlamp pattern when the vehicle is pulled up to a wall or garage.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11011117-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11011117-9999.pdf)

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

## Components

Lighting

## Vehicles listed

- 2022 to 2025 BUICK ENCLAVE
- 2020 to 2022 BUICK ENCORE
- 2020 to 2024 BUICK ENCORE GX
- 2024 BUICK ENVISTA
- 2023 to 2024 CHEVROLET BLAZER
- 2021 to 2024 CHEVROLET TRAILBLAZER
- 2022 to 2025 CHEVROLET TRAVERSE
- 2024 CHEVROLET TRAX
- 2024 to 2025 GMC ACADIA

## Recalls for the same vehicles and component

- [2024060](/recalls/tc/2024060.md), 2024-02-01: Lights And Instruments
- [2023599](/recalls/tc/2023599.md), 2023-11-06: Lights And Instruments

## Other bulletins for the same vehicles and component

- [25\-NA\-074](/bulletins/11024333.md), 2025-10-16, Service bulletin: ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Some customers may comment on rear body structure stop lamp or rear closure signal lamp may be totally inoperative or staying illuminated.
- [25\-NA\-028](/bulletins/11017568.md), 2025-05-02, Service bulletin: EXTERIOR LIGHTING; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Blazer EV Turn Signal Fast Flash.
- [25\-NA\-073](/bulletins/11017289.md), 2025-04-29, Service bulletin: EXTERIOR LIGHTING. This technical bulletin provides Approach Lighting Exterior and Interior Operation information and procedures.
- [23\-NA\-086](/bulletins/11014377.md), 2025-02-20, Service bulletin: EXTERIOR LIGHTING. This service bulletin provides information on dark spots in the headlamp pattern when the vehicle is pulled up to a wall or garage.
- [01\-08\-42\-001Q](/bulletins/11014170.md), 2025-02-11, Service bulletin: EXTERIOR LIGHTING. This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
- [PIE0801D](/bulletins/11012212.md), 2025-01-03, Service bulletin: EXTERIOR LIGHTING. This engineering information \(EI\) closure ends the need for gathering further information from technicians in regard to the right and/or left tail lamp is inoperative.
- [PIT6308](/bulletins/11012024.md), 2024-12-20, Service bulletin: EXTERIOR LIGHTING. This Preliminary information communicates information about if the rear tail lamp is inoperative to cycle the fuse. If the tail lamp is working after cycling the fuse, return to the customer.
- [PIE0801C](/bulletins/11011851.md), 2024-12-16, Service bulletin: EXTERIOR LIGHTING. This engineering information \(EI\) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the right and/or left tail lamp is inoperative.
- [PIT6238B](/bulletins/11011426.md), 2024-12-05, Service bulletin: EXTERIOR LIGHTING. This Preliminary information communicates information about if the rear tail lamp is inoperative to cycle the connector at the tail lamp. If the tail lamp is working after cycling the connector, return to the customer, If not replace the lamp.
- [PIT6238C](/bulletins/11011344.md), 2024-12-04, Service bulletin: EXTERIOR LIGHTING; ELECTRICAL SYSTEM. This Preliminary information communicates information about if the rear tail lamp is inoperative to cycle the connector at the tail lamp. If the tail lamp is working after cycling the connector, return to the customer, If not replace the lamp.

JSON: [/v1/bulletins/11011117](/v1/bulletins/11011117)

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