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NHTSA defect investigation · Preliminary Evaluation

Cruise LLC preliminary evaluation PE22014

Automated Driving System (ADS). NHTSA’s Office of Defects Investigation opened this preliminary evaluation about the autonomous/self driving. Opened Dec 12, 2022, closed Aug 20, 2024 after 20 months. It led to safety recall 24E067000. became a recall

What NHTSA says

Source: Office of Defects Investigation, as filed

On December 12, 2022, the Office of Defects Investigation (ODI) opened a Preliminary Evaluation (PE22-014) to assess reports of inappropriately hard braking as well as immobilizations in vehicles operated by Cruise LLC (Cruise) and equipped with its Automated Driving System (ADS). Both inappropriately hard braking and vehicle immobilizations can increase the risk of a crash. To assess these risks, ODI collected information from Cruise, as well as from �ve peer ADS-equipped vehicle operators. Based on ODI’s analysis of immobilization data, the potential safety risk is heavily dependent on the context of the immobilized vehicle’s location, detectability of the vehicle due to hazard lights automatically engaging, and none of the immobilization incidents reviewed resulted in a crash or injuries. ODI also analyzed hard braking data which included 7,632 hard braking events commanded by the Cruise ADS. These events were determined by certain thresholds, including rate of deceleration, without regard to the appropriateness of the braking. ODI determined that Cruise vehicles contributed to 10 crashes that were reported under the Standing General Order 2021-01 (SGO), 4 of which involved a vulnerable road user and resulted in injury. On August 9, 2024, Cruise �led a safety recall (NHTSA Recall No. 24E-067) for “unexpected braking maneuvers [that] could occur if the ADS inaccurately predicts the immediate future path of the close-following actors, experiences diminished sensor precision from the close proximity of the close-following actors, or erroneously responds to a perceived risk ahead of the AV unrelated to the rear actor.� The recalled software versions affected all Cruise ADS-equipped vehicles within the US fleet. The Cruise ADS has been remedied through software updates that are intended to reduce the risk of unexpected braking maneuvers, including by improvements to perception, prediction, and planning. In view of the recall action taken by Cruise and ODI’s analysis of the available data, including data presented by Cruise demonstrating a reduced occurrence of hard braking incidents after the software updates, ODI is closing this Preliminary Evaluation. NHTSA reserves the right to take additional action if warranted by new circumstances. To review the SGO reports cited above, go to NHTSA.gov/laws-regulations/standing-general-order-crash-reporting.  The SGO report ID numbers are provided below: 30412-2216     30412-2588     30412-2885     30412-3801     30412-3748 30412-5430   30412-6020     30412-6271     30412-6281     30412-6242

Stage Preliminary Evaluation — NHTSA works to complete one within eight months Opened Dec 12, 2022 Closed Aug 20, 2024 Manufacturer Cruise LLC Components Electrical System › Adas › Autonomous/Self Driving, Electrical System › Adas › Autonomous/Self Driving › Software Resulting recall 24E067000

A Preliminary Evaluation is the first formal stage: NHTSA has decided the complaints and other information it screened are worth a closer look, and asks the manufacturer for its own data on the condition. The summary is the agency’s own text from its investigation file, unedited; the opening and closing resumes with the full reasoning are on NHTSA’s site under this number.

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 became a recall. The campaign page carries the manufacturer’s filed defect, risk and remedy, the build window and every model year covered; whether one specific vehicle is included is settled by VIN at nhtsa.gov/recalls.

Model years it names

Source: as NHTSA filed them

NHTSA filed this action against Cruise LLC without naming a model year — an equipment or manufacturer-level query.

Common questions

Source: NHTSA Office of Defects Investigation

Is PE22014 a recall?

No — it is the investigation that led to one. Recall 24E067000 is the campaign; its page carries the remedy.

Is PE22014 still open?

No. It closed on Aug 20, 2024 and led to recall 24E067000.

Which vehicles does PE22014 cover?

NHTSA filed it against Cruise LLC without naming a model year.