# Service bulletin N232422480

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: 10251884
- Published by NHTSA: 2024\-03\-18
- Manufacturer's number: N232422480
- Manufacturer's date: 2024\-03\-18
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

Service Update: Certain vehicles may have a condition in which the headlamps’ aim may drift high or low during a drive compared to the initial aim at key\-on. Dealers are to reprogram the Headlamp Control Module.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-10251884-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-10251884-9999.pdf)

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

## Components

Lighting

## Vehicles listed

- 2023 to 2024 CADILLAC LYRIQ
- 2024 CADILLAC redundant LYRIQ

## Recalls for the same vehicles and component

- [2025293](/recalls/tc/2025293.md), 2025-05-29: Lights And Instruments
- [2024060](/recalls/tc/2024060.md), 2024-02-01: Lights And Instruments

## Other bulletins for the same vehicles and component

- [661.50](/bulletins/11033007.md), 2026-05-29, Over\-the\-air update: EXTERIOR LIGHTING; UNKNOWN OR OTHER. • The Ambient Lighting feature will now save your selection instead of resetting to white after each drive. • The active cabin ventilation feature will operate more reliably. • Additional protection for the health of your battery and updates to help prevent excessive battery drain and overheating. • Improvements will support successful software updates for your vehicle and allow you to access new features and fixes.
- [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.
- [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.
- [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.
- [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.
- [01\-08\-42\-001P](/bulletins/10236041.md), 2023-05-09, Service bulletin: EXTERIOR LIGHTING. This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
- [01\-08\-42\-001O](/bulletins/10232136.md), 2023-02-28, Service bulletin: EXTERIOR LIGHTING. This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
- [18\-NA\-279](/bulletins/10232069.md), 2023-02-23, Service bulletin: EXTERIOR LIGHTING; LATCHES/LOCKS/LINKAGES; EQUIPMENT. This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
- [N222378271\-01](/bulletins/10229703.md), 2023-01-14, Service bulletin: EXTERIOR LIGHTING. Certain vehicles may have multiple software issues such as no audio, flashing cornering lamps, or lighting concerns. Dealers will confirm the over\-the\-air updates are installed. Various modules will be manually updated by the dealer with the latest software.

JSON: [/v1/bulletins/10251884](/v1/bulletins/10251884)

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