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NHTSA defect investigation · Recall Query

Chrysler recall query RQ24001

Ignition-off high voltage battery fire (Remedy effectiveness of Recall 22V-077). NHTSA’s Office of Defects Investigation opened this recall query about the traction battery on 2 model years (2017–2018). Opened Jan 16, 2024 and still open — 2.8 years so far, against NHTSA’s goal of eight months for a recall query. It concerns recall 26V362000. open

What NHTSA says

Source: Office of Defects Investigation, as filed

On February 11, 2022, Fiat Chrysler Automobiles (FCA) issued a safety recall (NHTSA Recall 22V-077) on all 2017-2018 Pacifica Plug-In Hybrid Electric Vehicles (PHEV) produced between August 12, 2016 through August 7, 2018. The recall addresses ignition “OFF’ fires that originate at the high voltage (HV) battery pack assembly. An ignition ‘OFF’ vehicle fire can result in an increased risk of occupant injury, injury to persons outside the vehicle, and property damage, with little to no warning. At the time of the recall filing the root cause of the vehicle fires was unknown and under investigation by FCA and suppliers. A software remedy designed to improve thermal event detectability by monitoring battery diagnostics is currently being installed on subject vehicles as an interim remedy. As of November 23, 2023, the root cause of the battery failure is unknown. From December 2022 through December 2023, NHTSA has received four consumer complaints (VOQs) alleging vehicle thermal events involving recalled 2017 and 2018 Chrysler Pacifica PHEVs. Additional information collected from complainants confirmed a thermal event originating near or at the HV battery pack after the Recall 22V077 remedy had been applied to the vehicle. Follow up meetings with FCA and suppliers in November and December 2023 to discuss the ongoing root cause investigation and post-recall remedy incidents indicated a recent increase in HV battery thermal events. Furthermore, a review of NHTSA complaint data indicated the post-recall HV battery thermal event complaint rate now exceeds pre-recall levels. The Office of Defects Investigation (ODI) is opening this Recall Query (RQ) to review the effectiveness of the original recall remedy, understand the root cause of the battery fires, investigate additional reports of Pacifica PHEV HV battery fires, and to increase monitoring of the manufacturer root cause investigation. To review the ODI reports cited in the Opening Resume ODI Report Identification Number document, go to NHTSA.gov.

Stage Recall Query — NHTSA works to complete one within eight months Opened Jan 16, 2024 Closed still open Manufacturer Chrysler (FCA US, LLC) Components Electrical System › Propulsion System › Traction Battery Recall under query 26V362000

A Recall Query is a look at a recall that already exists — whether its remedy works, whether it reached every vehicle it should have, whether the manufacturer met its obligations. The summary is the agency’s own text from its investigation file, unedited; the resumes carrying the full reasoning are linked below.

The paperwork NHTSA filed

Source: every document on this action, at nhtsa.gov
DocumentCodeFiledAt NHTSA
Opening resumeINOA2024PDF
Information request to the manufacturerINIM20242 files 12
Manufacturer's response — dataINRD202437 files 12345678910111213141516171819202122232425262728293031323334353637

40 of 2279 documents shown; the rest are under this number at nhtsa.gov.

These are NHTSA’s own files, served from the agency’s site — the resumes are what ODI wrote when it opened and closed the action, and the rest is the correspondence behind them, including what the manufacturer sent when the agency asked. They are linked, not copied: where a document names the people who wrote in, that redaction is the agency’s to make and its copy is the one you should read.

What owners had already reported

Source: complaints on file the day it opened

When NHTSA opened this on Jan 16, 2024, owners had filed 3,090 complaints with the agency about the model years above, of which 602 named the electrical system NHTSA went on to investigate. Owner complaints are the agency’s main early signal, and more can be filed while an action is open.

This is what the complaint file held on that date, not a claim about which reports prompted the investigation — NHTSA’s complaint records carry no investigation number, so nobody can make that link from the data alone. The opening resume linked above names the reports ODI itself cited. Complaint records on this site begin with 2016.

What this means for an owner

Source: and what happens next

An investigation is not a finding that a defect exists, and it puts no duty on anyone. NHTSA opens a Preliminary Evaluation when complaints and other reports suggest a condition worth asking the manufacturer about; it upgrades to an Engineering Analysis when the answers warrant testing; it closes either when it recommends a recall, when the manufacturer recalls on its own, or when no defect trend is found. The agency’s own goals are about four months for a petition, eight for a Preliminary Evaluation or a Recall Query and eighteen for an Engineering Analysis; many run longer.

This one is open. Nothing is owed on the vehicle today; if it becomes a recall, owners are written to and the repair is free. The moment to know is the day the campaign number appears — Recall Watch checks each VIN against every new NHTSA campaign and emails you when one lands, or take a free one-line alert by model year.

Model years it names

Source: as NHTSA filed them

A vehicle page’s investigation list carries the same action; a name here is the scope NHTSA opened, not a list of affected VINs.

An investigation is not a recall. Yet.

If NHTSA’s questions become a recall, the campaign lands in the federal file first. Recall Watch checks your VINs against every new campaign the night it is filed.

Photo: Dmitrii Filatov / Unsplash

Common questions

Source: NHTSA Office of Defects Investigation

Is RQ24001 a recall?

No — it is NHTSA’s examination of recall 26V362000, which has its own page and remedy.

Is RQ24001 still open?

Yes, as of NHTSA’s latest file: opened Jan 16, 2024, 2.8 years ago.

Which vehicles does RQ24001 cover?

NHTSA opened it on 2 model years: 2018 Chrysler Pacifica, 2017 Chrysler Pacifica. That is the scope of the inquiry, not a list of affected vehicles; a recall, if one follows, defines its own population by VIN.