Updated:  December 16, 2025 Bulletin:  # 25-NA-380 Applies To:  Chevrolet Silverado & GMC Sierra (1500 / 2500HD / 3500HD) What Owners Are Experiencing GM has released bulletin # 25-NA-380  addressing customer complaints that only show up in cold weather , typically below 32°F (0°C) . Reported symptoms include: Harsh or stiff ride quality Increased road noise entering the cab Axle or mechanical noise that seems worse in cold temperatures What makes this issue frustrating is th