CSR-3321
Service Bulletin/Repair Instructions
FCA USA has decided that certain 2025-2026 model year (DT) Ram 1500 Pickup, (DJ) Ram 2500 Pickup, (D2) Ram 3500 Pickup, (DD) Ram 3500 Cab Chassis, and 2025-2026 model year (DP) Ram 4500/5500 Cab Chassis that are equipped with Altec equipment fail to comply with various federal motor vehicle safety standards. The 3.5" Instrument Panel Cluster (IPC) on your vehicle may contain software that causes the cluster to be inoperative at startup and while driving. Failure to display critical safety information, such as the BRAKE, Electronic Stability Control (ESC), and Tire Pressure Monitoring System (TPMS) warning lights and gear selection indicator, can increase the risk of a crash without warning.