What Grand Design Lineage owners have reported to NHTSA, the service bulletins the manufacturer sent dealers, and any federal defect investigations, by model year. See Grand Design Lineage safety recalls or check your VIN.
Complaints owners filed with NHTSA, by the model year of the vehicle. A high count can also mean a popular year, so compare it with how many were sold.
| Year | Complaints | Crashes | Fires | Injured | Deaths | TSBs |
|---|---|---|---|---|---|---|
| 2027 | 0 | 0 | 0 | 0 | 0 | 2 |
| 2026 | 0 | 0 | 0 | 0 | 0 | 9 |
| 2025 | 3 | 0 | 0 | 0 | 0 | 3 |
The vehicle systems named most often in Grand Design Lineage complaints (one complaint can name several).
In the owners’ own words, as filed with NHTSA. Unverified reports; NHTSA removes personal details before publishing.
The contact owns a 2025 Ford F-600 SD. The contact stated that while driving at an undisclosed speed, the front of the vehicle raised up and the contact discovered that the vehicle, which had been converted into a motorhome, was improperly weighted, causing excessive weight on the rear axle. The contact stated that there was no clearance between the rear spring pack and the bump stop because the rear of the vehicle was significantly heavier than the front. The contact stated that the rear springs were resting on the frame of the vehicle. No warning lights were illuminated. The vehicle was taken to an independent mechanic, where it was diagnosed and determined that additional rear springs nee…
The contact owns a 2025 Grand Design Lineage RV built on a 2024 Mercedes-Benz Sprinter 4500 Chassis. The contact had received notification of NHTSA Campaign Number: 25V473000 (EQUIPMENT, LATCHES/LOCKS/LINKAGES); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool showed no open recall.
On 6/30/25 I originally reported the Safety Issue (Case #11670309). The engine dies while driving. The display indicates "Low Fuel Pressure" and the Check Engine light comes on. The vehicle has been to the Ford Service Center several times for repair. They have validated the issue and have documented the DTS codes. Some components have been replaced or overlaid. My and other's safety has been put at risk. When the engine dies the vehicle has no power steering or power brakes. Pulling over to a safe location is difficult or not available. Most recent event occurred on 8/10/25.
Repair instructions and other communications the manufacturer sent dealers about known issues. A TSB is not a recall, and the repair is usually free only while the car is under warranty; ask your dealer for the bulletin number.
This bulletin describes the procedure to install the Compressor Power Relay Upgrade on affected Lineage units. The upgrade routes the A/C compressor positive power feed through a dedicated 120-amp relay, removing the compressor load from the control board. The upgrade is supplied as SDG kit 5000041 (GDRV PN 710676). GDRV has updated the scope and instructions on this campaign.
This bulletin describes the procedure to install the Compressor Power Relay Upgrade on affected Lineage units. The upgrade routes the A/C compressor positive power feed through a dedicated 120-amp relay, removing the compressor load from the control board. The upgrade is supplied as SDG kit 5000041 (GDRV PN 710676).
This bulletin describes the procedure to connect the 12-volt side of the water heater using harness EL-2031 (410536) on affected Lineage units.
This bulletin describes the procedure to replace the plastic threaded pivot fitting on the rain shower head with a metal threaded pivot fitting on affected Lineage LVT1 units. The metal fitting addresses a failure of the plastic threaded pivot fitting as supplied by the shower head manufacturer.
This bulletin describes the procedure to replace the plastic threaded pivot fitting on the rain shower head with a metal threaded pivot fitting on affected Lineage LVT1 units. The metal fitting addresses a failure of the plastic threaded pivot fitting as supplied by the shower head manufacturer.
This bulletin describes the procedure to install a Grand Design RV â supplied diode into the water pump control circuit of the Firefly Emprise electrical system on affected ProMaster LVP units. The diode prevents excessive current in the water pump control circuit that can damage the Firefly circuit board.
This bulletin describes the procedure to relocate the LP solenoid power source from the chassis battery to the house battery on Lineage M-Series 25FW units equipped with an LP solenoid. The relocation uses retrofit harness EL-0189.
This bulletin describes the procedure to relocate the LP solenoid power source from the chassis battery to the house battery on Lineage M-Series 25FW units equipped with an LP solenoid. The relocation uses retrofit harness EL-0189.
AC may not cool efficiently. Process walks dealer through how to install a direct dump feature to the AC system and add insulation in the front cab area.
n response to concerns the entry steps may unexpectedly deploy on the Grand Design Lineage Class C motorhomes GDRV has issued a service bulletin. Bulletin covers 2025-2026 Lineage Class C Motorhomes built with a sensor switch. The switch will be changed to a magnet to ensure better ability to maintain continuity during travel.
Relates to concerns that the slide may not fully retract at the bottom, causing water intrusion. 25FW Lineage models built between 5/6/24 - 7/25/25 are potentially affected.
Source: NHTSA Office of Defects Investigation public data (complaints, manufacturer communications, investigations), model years 2010 and later. Had a safety problem? Report it to NHTSA.
In complaints filed with NHTSA for model years 2025–2027, owners most often name: equipment, fuel/propulsion system, latches/locks/linkages. 3 complaints are on record.
No. A complaint is an unverified report from an owner. A technical service bulletin (TSB) is the manufacturer telling dealers how to fix a known issue; it is not a safety recall and is usually covered only under warranty. A recall is a formal safety action, and its repair is free.
File a vehicle safety complaint at NHTSA.gov. NHTSA reads every report, and patterns of complaints are what open defect investigations and, eventually, recalls.