Recall Register

Kenworth T660: recalls and complaints by model year

NHTSA lists 56 recall campaigns for the Kenworth T660, model years 2004 to 2020. NHTSA has 7 complaints on file for this model line. 16 of the 17 model years have a page on this register.

Complaint information entered into NHTSA’s Office of Defects Investigation vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists.

NHTSA publishes these words. Source: NHTSA Datasets and APIs, section Complaints, read on . Complaint file through . Recall file through .

Model years

The number under each year is the number of recall campaigns.

  1. 20042
  2. 20054
  3. 20064
  4. 20078
  5. 200814
  6. 200917
  7. 201010
  8. 201113
  9. 20129
  10. 20136
  11. 201411
  12. 201511
  13. 201610
  14. 20176
  15. 20186
  16. 20195
  17. 20201
Kenworth T660: recall campaigns and complaints for each model year, newest first
Model yearRecall campaignsComplaintsShare of the line averageUnits in the campaigns
2020 Kenworth T660 NHTSA page100%3,841
2019 Kenworth T660500%564,037
2018 Kenworth T660600%649,663
2017 Kenworth T660600%609,895
2016 Kenworth T6601000%694,896
2015 Kenworth T6601100%671,087
2014 Kenworth T660111243%599,712
2013 Kenworth T660600%594,827
2012 Kenworth T66091243%599,968
2011 Kenworth T660131243%595,243
2010 Kenworth T660102486%490,869
2009 Kenworth T6601700%500,822
2008 Kenworth T660142486%519,609
2007 Kenworth T660800%41,515
2006 Kenworth T660400%18,007
2005 Kenworth T660400%13,264
2004 Kenworth T660200%3,553

The share is the complaints of the model year divided by the average of the line for one model year. A campaign that names 3 model years is in the count of each of the 3.

A model year with fewer than 2 campaigns and fewer than 25 complaints has no page here. The link in its row opens its NHTSA page.

Recall campaign: One recall in the NHTSA recall file, with one campaign number. A campaign can name many makes, models and model years.

Complaint: A report about a possible safety problem that a person sends to NHTSA. This site shows the number of complaints and not their text.

Units: The number of vehicles or products that a recall can include. The manufacturer or the firm reports the number to the agency.

Components in the complaints

10 component mentions.

A complaint can name more than one component. Each component that a complaint names is one component mention. The figure per 1,000 component mentions shows how many of each 1,000 mentions name the component.

Kenworth T660: complaints by component, per 1,000 component mentions
ComponentPer 1,000Mentions
Engine and Engine Cooling2002
Electrical System1001
Service Brakes, Hydraulic1001
Steering1001
Service Brakes1001
Unknown or Other1001
Engine1001
Electronic Stability Control (ESC)1001
Service Brakes, Air1001

Counts by year

Recall campaigns that name the Kenworth T660, by the year NHTSA received the report. The largest year is 2010, with 9 campaigns.
Complaints about the Kenworth T660, by the year NHTSA received them. The largest year is 2011, with 2 complaints.

Other model lines of the make

Kenworth: all 39 model lines

Official channels

Cite this page

Recall Register. Kenworth T660: recalls and complaints by model year. https://recallregister.com/vehicle/kenworth/t660/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through .

Sources

Source
NHTSA Office of Defects Investigation
Licence
US government work, public domain
Recall file through
30 Sep 2026
Complaint file through
30 Sep 2026
Manufacturer in the recall file
PACCAR INCORPORATED

The model name is the name in the NHTSA files. NHTSA keeps a variant of a model as a different line. How the register is made. Report an error.

Questions

Which Kenworth T660 model years have the most recall campaigns?
2009 with 17, 2008 with 14, 2011 with 13. A campaign that names 3 model years is in the count of each of the 3.
Which Kenworth T660 model year has the most complaints?
The 2008 model year, with 2 of the 7 complaints for the line. A newer model year has had less time to get complaints.
Which components do the complaints about the Kenworth T660 name?
Engine and Engine Cooling: 2 component mentions. Electrical System: 1 component mention. Service Brakes, Hydraulic: 1 component mention.
How many NHTSA investigations name the Kenworth T660?
2 investigations name one or more model years of the line. The page of each model year lists its investigations.