2026-2027 Dynamax Grand Sport GT recall: Improperly Installed Engine Pre-Heat Pump
Report received by NHTSA: Sept. 21, 2026.
Built by the Tribune's code from NHTSA's official records. No AI wrote this page. Updated Nov. 4, 2026.
- What's recalled
Forest River, Inc (Forest River) is recalling certain 2026-2027 Dynamax Grand Sport GT recreational vehicles. The engine pre-heat pump may have been improperly installed, causing the coolant hose to fail.
- The risk
A coolant hose failure can cause the engine to overheat, increasing the risk of a crash.
- Who's affected
16 vehicles potentially affected, according to NHTSA. Models: 2026-2027 Dynamax Grand Sport GT.
- Compared with
Forest River, Inc. has 30 NHTSA recalls in 2026 so far, compared with 36 in all of 2025.
Counted by the Tribune from NHTSA's records since Nov. 1, 2016.
- Before this
457 earlier NHTSA recalls by Forest River, Inc. since Nov. 1, 2016; the 5 most recent:
- Sept. 11, 2026 2024-2026 Forest River Rockport recall: Wiring May Become Damaged and Short Circuit
- Sept. 10, 2026 2027 Forest River Salem, 2027 Forest River Wildwood recall: Exterior Stowed Griddle Can Cause Fire
- Sept. 1, 2026 2027 Forest River Vibe recall: Incorrectly Installed Furnace May Leak Carbon Monoxide
- Aug. 3, 2026 2027 Forest River Freelander, 2027 Forest River Leprechaun recall: House Battery May Lack Overcurrent Protection
- July 23, 2026 2026-2027 Forest River OG Luxury Coach, 2026-2027 Forest River Pause recall: Printed Circuit Board May Overheat
Counted by the Tribune from NHTSA's records since Nov. 1, 2016.
- What to do and when
Dealers will re-pin the wiring harness, re-route the coolant hoses, and replace parts as necessary, free of charge. Owner notification letters were mailed October 20, 2026. Owners may contact Forest River customer service at 1-574-522-1583. Forest River's number for this recall is 40-2097.
NHTSA's record, word for word
- Check it yourself
NHTSA's VIN lookup shows whether a specific vehicle has an open recall.
Models in this recall
- Dynamax Grand Sport GT 2026-2027
The record as NHTSA published it
| NHTSA recall number | 26V603000 |
|---|---|
| Manufacturer | Forest River, Inc. |
| Recall type | Vehicle |
| Component | FUEL SYSTEM, DIESEL |
| Report received by NHTSA | Sept. 21, 2026 |
| Potentially affected | 16 vehicles |
| Manufacturer's recall number | 40-2097 |
| “Do not drive” warning | No |
| Fire risk when parked (“park outside”) | No |
Source: National Highway Traffic Safety Administration recall records (public domain). NHTSA's record