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Manufacturer communication · Service campaign

Winnebago service campaign 76-05

What it saysOn certain Winnebago vehicles, performing a hard reset of the Xantrex inverter may change the “Battery Type” setting. NHTSA’s full summary ↓

Winnebago filed this with NHTSA as a service campaign dated Jul 1, 2026, about the electrical system. It names 1 model year (2025). A service campaign is not a safety recall — there is no NHTSA campaign number and no federal requirement — but it is usually work the manufacturer pays for on the vehicles it names; the dealer checks the VIN against the manufacturer’s list.

What the bulletin says

Source: NHTSA's summary of the manufacturer's communication

On certain Winnebago vehicles, performing a hard reset of the Xantrex inverter may change the “Battery Type” setting. If this setting is incorrect, the batteries may not charge properly, which may result in reduced performance. This campaign will also update the Xantrex inverter to the latest firmware version.

Manufacturer campaign id 76-05 Kind Service campaign Manufacturer date Jul 1, 2026 Received by NHTSA Jul 1, 2026 Components Electrical System

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
76-05Service campaignJul 1, 202611034216not found

The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.

Model years it names

Source: as the manufacturer filed them

Also filed against: 2025 Winnebago Navion.

None of these model years has a page on this site (it covers EPA-certified cars, trucks and SUVs from 2016), so the bulletin is listed here on its own.

More bulletins about the electrical system

Source: same model, same component group

1 other manufacturer communication filed against the Winnebago Navion under the same component group (electrical system), newest first.

NumberKindDatedNHTSA’s summary
WINNEBAGO CONNECT V1.4.6Over-the-air updateSep 29, 2026This update contains a recommended software change to help improve energy management, climate management, touchscreen control, local storage…

Quote the number at the service desk. It is what the dealer’s system is keyed on.

Every manufacturer communication NHTSA holds for Winnebago, by the number printed on the letter.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Winnebago 76-05 a recall?

No. A service campaign is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls.

Is the 76-05 repair free?

A service campaign is usually paid by the manufacturer on the vehicles it names, within the terms and time limit the document sets; the dealer checks the VIN against the manufacturer’s list.

Which vehicles does 76-05 cover?

The manufacturer filed it against 1 model year: 2025 Winnebago Navion. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.