# 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: 10236072
- Published by NHTSA: 2023\-05\-10
- Manufacturer's number: 23\-NA\-086
- Manufacturer's date: 2023\-05\-03
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

This informational 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/2023/MC-10236072-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10236072-9999.pdf)

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

## Components

Lighting

## Vehicles listed

- 2022 to 2023 BUICK ENCLAVE
- 2023 CHEVROLET BLAZER
- 2022 to 2023 CHEVROLET TRAVERSE

## Other bulletins for the same vehicles and component

- [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.
- [23\-NA\-086](/bulletins/11011117.md), 2024-12-04, 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.
- [23\-NA\-086](/bulletins/11007940.md), 2024-09-21, 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.
- [22\-NA\-244](/bulletins/11000550.md), 2024-05-30, Warranty extension: ELECTRICAL SYSTEM; EXTERIOR LIGHTING; STRUCTURE:BODY; UNKNOWN OR OTHER; SERVICE BRAKES. This service bulletin provides information about GM Accessories \- Dealer\-Installed, Repaired or Replaced During Warranty Coverage Period.
- [23\-NA\-086](/bulletins/11000154.md), 2024-05-15, 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.
- [PIP5863B](/bulletins/10253062.md), 2024-04-15, Service bulletin: EXTERIOR LIGHTING; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. This Preliminary information communicates to dealers? information related to a Malfunction Indicator Lamp \(MIL\) Illuminated due to a U0672 setting. Advises the technician to perform Electric Engine Coolant Pump connection inspections. To clear the code to see if it resets current. If the code resets it advises to utilize Strategy Based Diagnosis. If the code does not reset, it advises to release the vehicle to the customer and that GM is aware of this issue.
- [PIT5673A](/bulletins/10249300.md), 2024-01-29, Service bulletin: EXTERIOR LIGHTING; EXTERIOR LIGHTING:HEADLIGHTS. This Preliminary information communicates information for Intellibeam headlamp inoperative and to inspect the low speed data line.
- [02\-08\-42\-001J](/bulletins/10249011.md), 2024-01-19, Service bulletin: EXTERIOR LIGHTING. This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
- [PIP4964E](/bulletins/10246003.md), 2023-12-04, Service bulletin: FUEL SYSTEM, GASOLINE; ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); EXTERIOR LIGHTING. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will need to perform an injector balance or Active Fuel Injector Tester prior to going further. Technician will also need to check for a small leak in the exhaust if published Service Information diagnostics does not lead to a resolution.

JSON: [/v1/bulletins/10236072](/v1/bulletins/10236072)

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