2018 Diamond Cargo Cargo Trailer Recalls
No NHTSA recalls on record for the 2018 Diamond Cargo Cargo Trailer. That means NHTSA has no open safety campaign for this vehicle — it does not guarantee the absence of problems. Owners have filed 3 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.
Complaints by component
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“The contact owns a 2018 diamond c trailer. The contact stated while the trailer was parked, the trailer breakaway safety pin was pulled out and fractured however, the brake failed to respond and prevent the vehicle from moving. The contact stated as the brakes failed to respond, he checked the…”
“Stopped at a light went to go heard a loud bang. Stop in gas station looked around trailer and seen the side door and frame was cocked . The top had 1/4 " gap and the bottom had 1" gap. Opened the door and looked around and found the floor next to the door separated from the walls. It is less then…”
“Stopped at a light went to go heard a loud bang. Stop in gas station looked around trailer and seen the side door and frame was cocked . The top had 1/4 " gap and the bottom had 1" gap. Opened the door and looked around and found the floor next to the door separated from the walls. It is less then…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2018 Diamond Cargo Cargo Trailer as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.