Vehicle recall 79V140000 · June 6, 1979
1978 Kenworth COE
The involved trucks may have been manufactured with a grade 5 bolt instead of the specified grade 8 bolt.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- The involved trucks may have been manufactured with a grade 5 bolt instead of the specified grade 8 bolt.
- Remedy
- Dealer will replace grade 5 bolts with grade 8 bolts.
- Notes
- Vehicle description: trucks, cab-over-engine.system: steering linkages; pitman arm.consequences of defect: this condition may allow the pitman arm to separatefrom the rest of the suspension, causing loss of vehicle control and anaccident.
Recall details
- NHTSA campaign
- 79V140000
- Reported to NHTSA
- June 6, 1979
- Filed by
- PACCAR, INCORPORATED
- Owner notification
- May 31, 1979
- Vehicles potentially affected
- 150
- Initiated by
- NHTSA’s Office of Defects Investigation
- Components
- Steering › Linkages
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Kenworth COE (1978): 1978
Has your Kenworth been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Kenworth dealer can also check your VIN. Recall repairs are free.