General Motors is remember more than 740,000 vehicles due to a daytime running light problem that causes all affected cars to violate the Federal Motor Vehicle Safety Standards.
Vehicles affected by this recall are spread across multiple regions GMbrand’s. Models include 2020-2023 cadillac CT4 and CT52021-2023 Buick imagines2022-2023 Cadillac escalates and ESV . Elevator2022-2023 Chevrolet Silverado 1500, Suburbs, Tahoe and 2022-2023 GMC Sierra 1500, Yukon and Yukon XL.
GM says the daytime running lights can remain on in these vehicles when the headlights are activated. This is a problem, because FMVSS rules require the daytime running lights to turn off after the headlights are turned on. GM says if the DRL stays on, that could result in more glare, thereby increasing the risk of an accident. According to GM, the cause of this inability to deactivate the DRL comes from the vehicle body control module software that “in a combination of certain prerequisites, it may not be possible to deactivate the DRL.” . Other GM vehicles were tested, but due to software or hardware differences they were not affected.
If this is reminding you of Another recent GM . recall, you are correct, as GM recalled another 340,000 vehicles for the same problem last month. After that initial problem was found in GM, the company began looking at its other cars to determine if the population was larger than initially thought. GM found the additional vehicles in today’s recall to be problematic.
The fix will be through an over-the-air update or it will require you to take the vehicle into a repair center. seller to update the software, depending on the type of vehicle you have. An owner’s letter letting people know what’s needed is currently scheduled to be sent out on January 23, 2023.