Campaigns by component
Powertrain leads, with 10 campaigns since 2015
Vehicle recall campaigns by primary component, 2015 to 2026, twelve most frequent.
Source: NHTSA ODI. Each campaign counted once, under its primary component.
Components and defects
Where vehicles fail
NHTSA files every campaign under a component. Grouped that way, the record shows which systems keep failing, which are fading, and how often the fix now arrives as a software update rather than a part.
Components tracked27Plain-language groups of NHTSA codes
Software remedies18%of 2026 campaigns
Advisories issued152026 to date
Share of vehicles affected
Wheels campaigns covered the most vehicles in 2025
Vehicles affected by 2025 campaigns, by primary component.
Source: NHTSA ODI. 29k vehicles or units in 2025.
Component mix by year
Powertrain has overtaken engines and cooling as the leading reason for a recall
Share of vehicle campaigns by primary component, 2016 to 2026. 2026 is through October.
PowertrainElectrical systemLightingEngine and coolingVisibility and wipersAll other
Source: NHTSA ODI. The lighter column is a partial year.
Remedy type
Software updates remedy 0% of 2026 campaigns
Share of campaigns by remedy, 2016 to 2026. Inspections, labels, refunds, pending and unstated remedies make up the remainder.
Physical repair or replacementSoftware update
Source: NHTSA ODI remedy descriptions, classified by rule (see Methodology).
Trends by component
Lighting is the only one of the six still climbing
Campaigns per year, 2019 to 2026, with the 2026 count to date.
Powertrain0
Electrical system0
Lighting0
Engine and cooling0
Visibility and wipers1
Fuel system1
Source: NHTSA ODI. The blue bar is 2026 to date.
Advisories
When NHTSA says stop driving
A small number of campaigns carry an advisory to stop driving the vehicle or to park it outdoors until it is repaired. They are tracked separately here because the risk is immediate.