GM has issued a fix for certain 2023 Chevy Malibu units with potentially incorrectly seated body control modules, which also affects the 2023 Cadillac XT4.

GM has issued a fix for certain 2023 Cadillac XT4 units with potentially incorrectly seated body control modules, which also affects the 2023 Chevy Malibu.

A: Bert, your ignition control module manages your V-6 LeSabre’s three ignition coils. Each ignition coil makes a spark for two companion cylinders in what’s called a waste spark ignition system.