The Recall Desk
Severity pendingNHTSA·26V603000·Announced 2026-09-21

DYNAMAX GRAND SPORT GT

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

Severity not yet assessed

We have not scored this recall against our rubric yet, so we are not showing a severity rating or our usual guidance. The agency’s own notice below is the authoritative source — read it first.

Plain-English summary

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.

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

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.

The recalled product

Product
DYNAMAX GRAND SPORT GT
Brand
DYNAMAX
Manufacturer
Forest River, Inc.
Category
Vehicle — FUEL SYSTEM, DIESEL: PRE-HEATER
Affected units
16

Is your product affected?

Check your packaging against the codes below. If any of them match, the product is part of this recall.

Model numbers (1)

  • GRAND SPORT GT

Distribution

Distributed nationwide across the United States.

Related recalls

Same brand · DYNAMAX

Same manufacturer · Forest River, Inc.

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