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Forest River engine pre-heat pump may have been improperly installed, causing the coolant hose to fail.

NHTSA campaign 26V-603 · Reported September 21, 2026 · 16 vehicles affected

AFFECTED MODELS
Forest River
VEHICLES AFFECTED
16
REMEDY
Dealers will re-pin the wiring harness, re-route the coolant hoses, and replace parts as necessary, free of charge.
COST
Free

The short version

Forest River, Inc. reported a problem with the fuel system, diesel pre-heater. Here is what owners need to know.

WHAT

The engine pre-heat pump may have been improperly installed, causing the coolant hose to fail.

WHY IT MATTERS

A coolant hose failure can cause the engine to overheat, increasing the risk of a crash.

WHAT TO DO

Take it to a dealer — they will re-pin the wiring harness, re-route the coolant hoses, and replace parts as necessary, free of charge.

Affected vehicles

These model years are included in NHTSA campaign 26V-603.

YEAR RANGEMODEL
—See NHTSA record 26V-603

What changed

Newest first. The record shows both when the recall began and what has changed since.

  1. Recall reported to NHTSA. LATEST

Drive one of these? Check your VIN to see if your specific vehicle is affected.

Check your VIN

What this record means

Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.

Not affiliated

MyAutoRecalls is not affiliated with Forest River, Inc. or the National Highway Traffic Safety Administration.