General Motors is expanding an earlier recall to a total of 740,108 of the following vehicles:
- Model year 2020-2023 Cadillac CT4s & CT5s;
- Model year 2021-2023 Buick Envisions; and
- Model year 2022-2023 Cadillac Escalades & Escalade ESVs, Chevrolet Silverado 1500s, Suburbans, Tahoes, GMC Sierra 1500s, Yukons, and Yukon XLs.
The daytime running lights (DRLs) may not deactivate when the headlights are on.
DRLs that do not deactivate as intended may result in a glare, reducing visibility, and increasing the risk of a crash.
What to do
The body control module software will be updated by a dealer, or through an over-the-air (OTA) update free of charge.
Owner notification letters are expected to be mailed January 23, 2023.
Owners may contact GMC customer service at (888) 988-7267, Chevrolet customer service at (800) 222-1020, or Cadillac customer service at (800) 458-8006. GM's number for this recall is N222386380.