# Service bulletin 17NA221

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: 10212597
- Published by NHTSA: 2022\-05\-31
- Manufacturer's number: 17NA221
- Manufacturer's date: 2022\-01\-14
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

This service bulletin provides repair procedures to correct customer concerns of Poor Engine Performance in Extremely Cold Weather Conditions for LE2 Engines, Charge Air Cooler \(CAC\) Icing \- Malfunction Indicator Lamp \(MIL\) Illuminated.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10212597-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10212597-9999.pdf)

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

## Components

Lighting

## Vehicles listed

- 2016 to 2019 BUICK ENCORE
- 2021 to 2022 BUICK ENCORE
- 2021 to 2022 CHEVROLET TRAX

## 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.
- [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.
- [21\-NA\-135](/bulletins/10245559.md), 2023-11-29, Service bulletin: ENGINE AND ENGINE COOLING; EQUIPMENT; EXTERIOR LIGHTING; ELECTRICAL SYSTEM. This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
- [23\-NA\-086](/bulletins/10245352.md), 2023-11-20, Service bulletin: EXTERIOR LIGHTING; EQUIPMENT. This informational bulletin provides information on dark spots in the headlamp pattern when the vehicle is pulled up to a wall or garage.
- [22\-NA\-053](/bulletins/10239113.md), 2023-07-14, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EXTERIOR LIGHTING. This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option \(LPO\) Calibrated Accessories.

JSON: [/v1/bulletins/10212597](/v1/bulletins/10212597)

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