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Diagnostic trouble code

P1AEE

2 owner reports and 52 manufacturer filings across 11 model years from Buick, Chevrolet.

PowertrainManufacturer-specific52 manufacturer filings2 owner reports

Where P1AEE shows up

Source: NHTSA manufacturer communications and complaints
Model yearFiled underBulletinsOwner reports
2017 Chevrolet VoltPower Train61
2018 Chevrolet VoltPower Train51
2016 Chevrolet VoltPower Train6—
2017 Buick LaCrossePower Train5—
2016 Buick LaCrossePower Train5—
2017 Chevrolet MalibuPower Train5—
2016 Chevrolet MalibuPower Train5—
2018 Buick LaCrossePower Train4—
2018 Chevrolet MalibuPower Train4—
2019 Chevrolet VoltPower Train4—
2019 Chevrolet MalibuPower Train3—

A model year appears here because the code is named in its record, not because every one of these vehicles sets it. Counts are mentions in the federal files, not failure rates — nobody publishes the denominator.

What it gets filed under

Power Train 41Electrical System 12Fuel/Propulsion System 1
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What owners said

Source: NHTSA complaint database

Owners’ own words, one per nameplate, scrubbed of anything identifying. These are unverified reports filed with NHTSA — they are what was said, not a finding that it was true.

Onstar advised the following codes appeared POACA (Hybrid/ electric vehicle powertrain control module requested malfunction indicator lamp illumination), P1AEE ( the electric propulsion system is not performing as expected
2017 Chevrolet VoltJan 18, 2024NHTSA owner report

Manufacturer filings that name it

Source: NHTSA manufacturer communications

Service bulletins and campaigns whose filed summary names P1AEE. Quoting the document number at a service desk is often the fastest route to a diagnosis someone has already written down.

What P1AEE means

Source: SAE J2012 / OBD-II

P1AEE is a manufacturer-specific code: the second character is a 1, which under the OBD-II standard hands the definition to whoever built the vehicle. The same code can mean one thing on a Ford and something unrelated on a Hyundai. Any site that prints a single definition for it is guessing.

A stored code names the test that failed, never the part that caused it. It is the starting point of a diagnosis, not its conclusion — the same code has several possible causes and the cheap one is not always right.

Common questions about P1AEE

Source: NHTSA files and the OBD-II standard

Why does this page not define P1AEE?

Because it cannot be defined honestly. The second character of a trouble code says who owns its meaning, and a 1 or a 3 hands that to the manufacturer. Sites that print one definition for a manufacturer-specific code are showing you one automaker's meaning and hoping it is yours.

Can I keep driving with P1AEE stored?

Nobody can answer that from the code alone, and a site that does is guessing. A steady light generally means the fault was logged and the vehicle is in a reduced-risk mode; a flashing light means stop soon, because a misfiring engine can destroy a catalytic converter in minutes. The safe read of this page is the mileage and the components, not permission.

Does a code mean the car is recalled?

No. Recalls are filed by campaign and matched by VIN, and none of them are triggered by a scan tool. If you want to know whether an open recall applies to one specific vehicle, check the VIN at nhtsa.gov/recalls — that is the only source that settles it.

Why do the counts here differ from other sites?

Because these are not estimates. Every number on this page is a count of documents in NHTSA's own files: manufacturer communications that name the code in their filed summary, and owner complaints that name it in the narrative. We do not model, weight or extrapolate them.

Will clearing the code fix it?

Clearing turns the light off and erases the freeze-frame data a technician would have used to work out what happened. If the condition is still there the code returns, usually within a few drive cycles, and the diagnosis now starts from less information than before.