Insights

The DrivePulse Blog

Research, data, and perspective on automotive safety and early defect detection.

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The weekly Pulse - September 28, 2026

This edition looks at Travel Assist faults and unexpected braking on the Jetta that suggest network issues beyond the steering wheel sensor, phantom hard braking on the Kona mirroring symptoms of a recent Tucson recall, a growing cluster of Honda Odyssey Auto Idle Stop restart failures under open NHTSA investigation, and driver-facing camera blockages triggering abrupt ADAS disengagements on the Nautilus. None of these are safety determinations, but rather statistical anomalies in complaint patterns worth a look from safety and quality teams.

DrivePulse
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September 28, 2026

The Weekly Pulse - September 21, 2026

A GMC Acadia steering-warning/coolant cluster that's grown 58% since July. A Tesla Model X pattern, power loss coinciding with doors that won't open, that echoes two prior fatal/near-fatal egress incidents and an active lawsuit. A first-year Hyundai Ioniq 9 ICCU failure mode matching an issue already under NHTSA review on the Ioniq 5. And a Ford Mustang EcoBoost cluster where a recalled fuel-pump fault and an unrelated purge-valve fault are showing up in the same complaints, muddying diagnosis. None are confirmed recalls. These are early statistical signals in complaint data.

DrivePulse
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September 21, 2026

The Weekly Pulse - September 13, 2026

This edition looks at a Colorado brake vacuum pump failure with no prior press coverage, parasitic battery drain on the Crosstrek traced to a module hunting for dead 3G networks, a multi-subsystem cluster on the Altima, and Cybertruck PCS failures that Tesla has now acknowledged with a warranty extension rather than a recall. None of these are safety determinations, statistical anomalies in complaint patterns worth a look from safety and quality teams.

DrivePulse
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September 14, 2026

The Weekly Pulse - August 31, 2026

Five active events in this week's Pulse, spanning brake hydraulics, occupant egress, drivetrain, seating, and ADAS. Two carry no corresponding recall despite outside legal activity already underway. One is a repeat from July that has more than doubled in complaint volume since we last flagged it. A fourth continues to generate complaints more than six years after its remedy campaign closed, which raises a question about remedy effectiveness rather than remedy existence. Ford Fusion · Toyota Tacoma · BMW X7 · Toyota Camry · Honda Clarity

DrivePulse
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August 31, 2026

The Weekly Pulse - August 24, 2026

This week: a newly detected complaint cluster on the Mercedes-Benz GLB-Class points to a failure mode distinct from the known M260 engine issue — plus three active patterns worth a second look, including a driver-assist single-point-of-failure showing up across multiple Honda models.

DrivePulse
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August 24, 2026

The Weekly Pulse - August 17, 2026

The standout this week: our RAV4 visibility signal — mirror vibration, sunroof failures, windshield cracking — has nearly doubled in complaint volume since we first flagged it (16 → 31), confirming this is a building pattern, not a one-off cluster. A related sunroof class action already has a March 2027 trial date. Four new detections round out the week: a Nissan Versa throttle/CVT pattern echoing a prior warranty extension, a Chevrolet Cruze electrical fault worth watching for a shared root cause with a separate overheating cluster, a Toyota 4Runner clear-coat delamination issue (cosmetic, not safety), and a Kia Forte engine-seizure pattern consistent with the connecting-rod defect family behind Hyundai/Kia's 1.05M-vehicle settlement.

DrivePulse
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August 17, 2026

The Weekly Pulse — August 10, 2026

This week's Pulse tracks three active early complaint signals: a newly emerging Toyota RAV4 Prime instrument-cluster fault that blanks the driver's speed and warning displays, a Honda Accord head-gasket pattern that keeps escalating (459 complaints, now tied to active class-action litigation), and a Chevrolet Blazer steering-assist warning cluster linked to a reported injury crash. Full breakdown and charts inside.

DrivePulse
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August 10, 2026

The Weekly Pulse — August 2, 2026

Four active signals worth a look — a Honda Prologue EV showing phantom automatic braking alongside CV-joint wear, a long-tail GM 2.4L Equinox oil-consumption pattern with no warning light before power loss, GM's CT5 door-handle failures affecting emergency egress, and a structural weld/adhesive cluster on Keystone travel trailers.

DrivePulse
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August 3, 2026

The Weekly Pulse — July 27, 2026

This week's Weekly Pulse: four early complaint signals worth watching — a fast-accumulating engine failure pattern on the 2024 Chevy Trax, continued downshift complaints on 2013 F-150s tied to an open NHTSA investigation, a two-track defect cluster on the 2016 Ford Fusion, and a design change on the 2026 Model Y removing a manual frunk-release backup. None of these are recalls yet.

DrivePulse
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July 27, 2026

The Weekly Pulse — July 20, 2026

Eight active signals this week, including a persistent ICCU failure pattern recurring across both Hyundai and Kia after their respective recalls, a high-volume Honda Accord head-gasket cluster (441 complaints in five months), and a distinct Toyota Camry UA80 transmission signature. Plus: a well-documented Prius V brake-actuator defect still generating complaints more than a decade after the affected model year.

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July 20, 2026

The Weekly Pulse — July 13, 2026

This week's signals: coolant loss on the GMC Canyon tied to an open NHTSA investigation, a door-handle failure trapping Toyota Tacoma occupants inside the cabin, unannounced loss of all-wheel-drive on the Acura MDX, uncommanded braking on the Honda CR-V, and a shared-component pattern linking propulsion loss on the Chevrolet Volt and battery drain on the Chevrolet Trailblazer.

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July 13, 2026

The Weekly Pulse — July 5, 2026

This week's signals: a battery-draining "Shift to Park" fault on the Chevrolet Trailblazer, persistent sunroof and mirror issues on the Honda CR-V, piston-ring failures on the Honda Pilot resolved only by warranty extension, electrical faults on the Volvo EX90 distinct from its existing recalls, an EyeSight driver-assist pattern on the Subaru Ascent tied to an active lawsuit, and braking irregularities on the Dodge Charger Daytona EV.

DrivePulse
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July 6, 2026
Industry

The Weekly Pulse — June 28, 2026

This week’s signals: OEM tire failures on the 2025 Hyundai Santa Fe, a persistent lane assist fault on the 2022 Volkswagen Tiguan, sudden brake loss on the Mercedes-Benz GLA-Class, spontaneous rear windshield shattering on the 2024 Nissan Kicks, compound ADAS and brake failures on the Mitsubishi Outlander, and the highest-complaint-volume event in this edition — unintended acceleration on the 2025 Honda CR-V.

DrivePulse
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June 28, 2026
Product

Revisiting the GM Ignition Switch: An Updated Analysis

DrivePulse re-ran its detection algorithm across all 26 platforms covered by the GM ignition switch recall campaigns. Across 22 platforms with ignition-related signal, the system identified 44 events — 80 percent of which predated the first recall announcement by a median of six and a half years. The median detection date among pre-recall events was 2,370 days — roughly six and a half years — before February 2014. The earliest detection occurred in January 2001, more than thirteen years before the recall.

Tommy Jones
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July 1, 2026
Industry

The Weekly Pulse — June 21, 2026

This week's signals: fresh Nu engine complaints on the 2013 Hyundai Elantra, residual battery complaints on the Mercedes-Benz EQB after three recalls, compound EV powertrain failures on the BMW i4, wiring harness fire risk on the 2014–2018 Mercedes-Benz Sprinter, a persistent coolant leak on the Toyota Prius, and phantom braking on the 2025 Mitsubishi Outlander.

DrivePulse
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June 20, 2026
Product

Updates to DrivePulse's Algorithms

Since submitting our ESV conference paper, we've made three improvements to DrivePulse's core detection algorithms: less aggressive event merging, generation-aware vehicle model names, and a new hockey-stick detector that catches rapidly emerging defects up to 171 days earlier. The result: our detected event database has grown from ~15,000 to over 32,000 events.

Tommy Jones
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June 15, 2026
Industry

The Weekly Pulse — June 15, 2026

This week's signals: phantom braking on the 2025 Honda CR-V across two distinct complaint clusters, EyeSight failures spanning six Subaru Ascent model years, brake anomalies on the Dodge Charger Daytona EV, a multi-system electrical cluster on the 2014 Chevrolet Cruze, and a sustained ADAS complaint pattern on Waymo's 5th generation autonomous system now under NHTSA investigation.

DrivePulse
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June 14, 2026
Research

Introducing DrivePulse: A Check Engine Light for the Auto Industry

Recalls are announced years — sometimes decades — after the first warning signs appeared. DrivePulse is building the missing signal: a continuous monitoring system that detects emerging vehicle defects before they reach the scale that triggers a formal investigation.

Tommy Jones
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June 4, 2026