2025 Tiffin Gt1 problems, complaints & recalls
Safety recalls (4)
Fuel System, Diesel:storage:tank Assembly 2026-05-26 · campaign 26V338000 · 392 vehicles ⚠ PARK OUTSIDE
Defect: Tiffin Motorhomes, Inc. (Tiffin) is recalling certain 2025-2026 GT1, 2026 GH2, and GH1 motorhomes. A screw may have punctured the fuel tank during manufacturing, causing a fuel leak.
Risk: A fuel leak in the presence of an ignition source, increases the risk of a fire.
Fix: Owners are advised to park outside and away from structures until the remedy is completed. Dealers will inspect and replace the fuel tank as necessary, free of charge. Owner notification letters were mailed June 23, 2026. Owners may contact Tiffin customer service at 1-256-356-8661. Tiffin's number for this recall is TIF-148.
Equipment:other:labels 2026-03-17 · campaign 26V156000 · 340 vehicles
Defect: Tiffin Motorhomes, Inc. (Tiffin) is recalling certain 2025-2026 GT1, GH1, and 2026 GH2 motorhomes. The Cargo Carrying Capacity (CCC) label states an incorrect number of seat belt equipped seating positions, which can result in unbelted passengers. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 110, “Tire Selection and Rims.”
Risk: Unbelted passengers may not be properly restrained in a crash, increasing their risk of injury.
Fix: Tiffin will mail corrected labels, free of charge. Owner notification letters were mailed April 2, 2026. Owners may contact Tiffin customer service at 1-256-356-8661. Tiffin's number for this recall is TIF-147. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning May 15, 2026.
Seat Belts:rear/Other 2025-08-26 · campaign 25V554000 · 20 vehicles
Defect: Tiffin Motorhomes, Inc. (Tiffin) is recalling certain 2025 GT1 Touring vans. The seat belt buckles on the rear bench seat may be too short and not able to be buckled.
Risk: A seat belt that is unable to be fastened increases the risk of injury in the event of a crash.
Fix: Dealers will inspect and replace the seat belt, as necessary free of charge. Owner notification letters were mailed October 2, 2025. Owners may contact Tiffin customer service at 1-256-356-8661. Tiffin's number for this recall is TIF-146.
Electrical System:alternator/Generator/Regulator 2025-07-23 · campaign 25V481000 · 418 vehicles
Defect: Tiffin Motorhomes, Inc. (Tiffin) is recalling certain 2024 Convoy, 2023-2026 GH1, 2025 GT1, and 2026 GH2 motorhomes equipped with 2.0 liter engine. The secondary alternator controller programming was not properly updated.
Risk: Improper programming can cause the engine to stall, increasing the risk of a crash.
Fix: Dealers will install a wire harness and update the alternator programming, free of charge. Owner notification letters were mailed September 19, 2025. Owners may contact Tiffin customer service at 1-256-356-8661. Tiffin's number for this recall is TIF-145.
Service bulletins (5)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Electrical System 2025-10-24 · SB-78 · Service Bulletin/Repair Instructions
it has come to tiffin motorhomes attention that on certain 2025 gt1 motorhomes, the spyder control panel may not be displaying the correct battery voltage. tiffin motorhomes will install a new harness to allow the spyder control panel to display correct battery voltage and clear "charge batteries"
Equipment:electrical:accessory Battery:thermal Management 2025-07-25 · SB-76 · Service Bulletin/Repair Instructions
it has come to our attention that on certain 2025 gt1 motorhomes, the wiring for the battery heat and the spyder memory are not connected to the house battery. if the wiring is not corrected, the battery setting will not be saved when the coach is turned off.
Unknown Or Other 2025-07-16 · MCD-010 · Other
instructions to relocate the sirius xm radio antenna on 2023-2026 light vehicle b-van units for improved signal reception. on certain units the sirius xm antenna signal may be blocked intermittently by the solar panels. tiffin motorhomes has instructions and parts for relocating the antenna to a dif
Electrical System 2025-07-16 · MCD-013 · Other
instructions sent out to install an eco-cool soft start onto a greer air conditioner. instructions only, no letter.
Exterior Lighting 2025-06-20 · MCD-011 · Other
to move the exterior lighting from chassis power to house power.
What owners report
No detailed complaint narratives on file.
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.