Dynamax Grand Sport GT (2026-2027): Fuel system, diesel
Recall 26V603000 · Sep 21, 2026 · Forest River, Inc.
16
vehicles affected
16
vehicles affected
Facts
- Recall number
- 26V603000
- Date
- Sep 21, 2026
- Maker
- Forest River, Inc.
- Units affected
- 16
- Kind
- Vehicles
- Component
- Fuel system, diesel > Pre-heater
- Model years
- 2026-2027
- Started by
- The maker
- Hazard
- Fire
What is wrong
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.
What can happen
A coolant hose failure can cause the engine to overheat, increasing the risk of a crash.
The fix
Recall repairs are free of charge.
Dealers will re-pin the wiring harness, re-route the coolant hoses, and replace parts as necessary, free of charge. Owner notification letters are expected to be mailed October 31, 2026. Owners may contact Forest River customer service at 1-574-522-1583. Forest River's number for this recall is 40-2097.
Vehicles covered
1 model, 2 model years in all
| Make | Model | Model years |
|---|---|---|
| Dynamax | Grand Sport GT | 2026-2027 |
Related pages
Questions and answers
Which vehicles are in recall 26V603000?
1 model: Dynamax Grand Sport GT (2026-2027), about 16 vehicles in all.
What is the fix for recall 26V603000?
Dealers will re-pin the wiring harness, re-route the coolant hoses, and replace parts as necessary, free of charge. Owner notification letters are expected to be mailed October 31, 2026. Owners may contact Forest River customer service at 1-574-522-1583. Forest River's number for this recall is 40-2097.
What can happen?
A coolant hose failure can cause the engine to overheat, increasing the risk of a crash.
A recall means the maker found a safety problem and offers a free fix; it does not mean every unit has the problem. Units affected are as reported by the company. Popular models sell more and so have more recalls and complaints. Official public data; texts are shortened. A dealer can tell whether a single vehicle still needs the repair.