Chevrolet Impala speedometer display damage due to overheating from behind on Chevrolet Impala

Some Chevrolet Impala owners report experiencing speedometer display damage due to overheating, which is often linked to instrument cluster failure, a common issue in GM and GMC vehicles. Symptoms of overheating can include a pegged temperature gauge, smoke from under the hood, and the risk of serious engine damage, such as a blown head gasket, if not addressed promptly. Additionally, some owners have noted that the temperature gauge may stop functioning entirely, displaying warnings like "Engine Hot A/C Off." Problems with the speedometer, including erratic behavior at red lights or inaccurate readings, can also stem from the overheating-related instrument cluster issues. Addressing these problems may require removing the cluster for gauge swaps or display repairs, which some car owners may choose to do themselves. It is crucial for owners to resolve overheating issues quickly to prevent further engine damage and to consider repairing or replacing the instrument cluster to restore proper functionality.