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Manufacturer communication · Service bulletin

GMC bulletin PIT6057B

What it saysThis Preliminary information communicates a condition on the power swing gate not opening by power and how to resolve the concern by a swing gate adjustment. NHTSA’s full summary ↓

GMC filed this with NHTSA as a service bulletin dated Aug 14, 2024, about the structure. It names 2 model years (2024–2025). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.

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What the bulletin says

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

This Preliminary information communicates a condition on the power swing gate not opening by power and how to resolve the concern by a swing gate adjustment.

Kind Service bulletin Manufacturer date Aug 14, 2024 Received by NHTSA Aug 14, 2024 Components Structure, Electrical System

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
PIT6057BService bulletinAug 14, 202411006355PDF, 38 KB

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.

Doing the repair yourself, or pricing it before the shop does? Search the part by fitment on eBay Motors — the listing and the price are the seller’s.

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Model years it names

Source: as the manufacturer filed them

A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.

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What owners reported

Source: NHTSA complaint database

Owners of the 2 model years this bulletin names have filed 26 complaints with NHTSA since 2015. 13 of them name Electrical System — the same broad component group this bulletin is filed under. NHTSA groups complaints coarsely, so that means the same area of the vehicle, not necessarily the same fault.

While traveling with my wife and two toddlers over the July 4th holiday weekend, the 12 volt battery on my 2025 GMC Hummer EV failed completely at approximately 7,500 miles and five months of ownership. The vehicle would not accept a jump start and was disabled where it sat, stranding my family.

2025 GMC Hummer EV · Electrical System · filed with NHTSA Aug 15, 2026 · ODI 11757089

The infotainment system on this 2024 GMC Hummer EV fails during driving in a way that creates a safety hazard. The system controls the rearview camera, drive mode display, turn signal audio feedback, charging and range information, climate controls, and all audible warnings.

2024 GMC Hummer EV · Electrical System · filed with NHTSA Oct 14, 2026 · ODI 11771237

A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.

More bulletins about the structure

Source: same model, same component group

29 other manufacturer communications filed against the GMC Hummer EV under the same component group (structure), newest first. The eight newest are listed; the rest are on the GMC list.

NumberKindDatedNHTSA’s summary
24-NA-029Service bulletinMay 2, 2025This informational bulletin provides information on HUMMER EV Water Leak Diagnostic Tips.
PIE0826Service bulletinApr 5, 2025This engineering information (EI) is requesting pictures from technicians in regard to center hood molding being loose and/or potentially de…
22-NA-144Service bulletinFeb 20, 2025This service bulletin provides a repair procedure to correct customer concerns of Power Windows, Door Locks and Outside Mirrors Inoperative…
05-08-51-001LService bulletinFeb 20, 2025This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
22-NA-244Warranty extensionJan 30, 2025This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warr…
PIT6202DService bulletinJan 29, 2025This Preliminary information communicates how to repair the e-Trunk if it has lost it's learn with a new software update
25-NA-012Service bulletinJan 17, 2025This technical bulletin provides repair information to correct a customer concern of Front Floor Console Center Compartment Door Stuck Close…
PIT6213BService bulletinJan 7, 2025This Preliminary information communicates that the Tailgate Assist Handle is not included with the Hummer EV and the RST/Denali EV trucks an…

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

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

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is GMC PIT6057B a recall?

No. A service bulletin 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, or on its page here.

Is the PIT6057B repair free?

Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way. Every GM warranty extension on file lists the ones GM has filed.

Which vehicles does PIT6057B cover?

The manufacturer filed it against 2 model years: 2025 GMC Hummer EV, 2024 GMC Hummer EV. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.