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Federal filingsHome›Bulletins›Lamborghini› L73X-A.05.19
Manufacturer communication · Service bulletin

Lamborghini bulletin L73X-A.05.19

What it saysAutomobili Lamborghini Spa is asking you to install two air ducts on the floor panel in order to improve the cooling of the rear axle shafts. NHTSA’s full summary ↓

Lamborghini filed this with NHTSA as a service bulletin dated Mar 29, 2019, received Jul 15, 2019, about the equipment. It names 1 model year (2019). 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

Automobili Lamborghini Spa is asking you to install two air ducts on the floor panel in order to improve the cooling of the rear axle shafts.

Kind Service bulletin Manufacturer date Mar 29, 2019 Received by NHTSA Jul 15, 2019 Components Equipment, Structure

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
L73X-A.05.19Service bulletinMar 29, 201910162702not 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

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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A weekly email, sent only in a week when Lamborghini files something new with NHTSA for the model you pick — service bulletins, campaigns, warranty extensions, over-the-air notices, every model year. Nothing else is sent; one-click unsubscribe in every message. Separate from recall alerts.

More bulletins about the equipment

Source: same model, same component group

9 other manufacturer communications filed against the Lamborghini Aventador under the same component group (equipment), newest first. The eight newest are listed; the rest are on the Lamborghini list.

NumberKindDatedNHTSA’s summary
BI.20.19Service bulletinOct 4, 2019Information for the field with regard to the availability of a new version of AMI cable that is to be used in case a replacement is necessar…
L73X-A.09.19Service bulletinSep 6, 2019Korean market only. As a result of continuous product monitoring, Automobili Lamborghini S.p.A. has discovered that the Pydos system may not…
L73X-T-08-19Service bulletinAug 2, 2019As a result of a continuous product monitoring, Automo-bili Lamborghini Spa has detected that in some cases the cold junctions for thermocou…
L73X-A.07.19Service bulletinJun 21, 2019Automobili Lamborghini Spa has detected that in some cases the cold junctions for thermocouples could detect an incorrect catalyst temperatu…
L73X-A.06.19Service bulletinApr 26, 2019Automobili Lamborghini SpA has encountered a mistake on the emergency procedure for opening the fuel flap actuator on the owner?s Handbook…
L73X-A.01.19Service bulletinJan 25, 2019Automobili Lamborghini Spa requests that the ION ECU wiring retainer bracket be replaced along with its partial repositioning in order to av…
L73X-A.11.18Service bulletinDec 7, 2018Automobili Lamborghini S.p.A. requests to replace the SV J plate on the specified vehicles.
BI.02.18Service bulletinDec 1, 2018Lamborghini dealers are informed the replacement codes in case of rupture of one or both the air intake deflector?s PIN.

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

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

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Lamborghini L73X-A.05.19 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 L73X-A.05.19 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.

Which vehicles does L73X-A.05.19 cover?

The manufacturer filed it against 1 model year: 2019 Lamborghini Aventador. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.