Vehicle recall 90V052000 · March 16, 1990
Mack R, RB and 1 more model
Interference between steering gear sector shaft and the frame rail through hole can cause sector shaft wear and can weaken shaft cause it to break.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Interference between steering gear sector shaft and the frame rail through hole can cause sector shaft wear and can weaken shaft cause it to break.
- Consequence
- Shaft failure during vehicle operation would cause loss of steering control and a crash without prior warning.
- Remedy
- Enlarge frame rail through hole to prevent interference: replace steering gear sector shaft if scored.
- Notes
- System: steering gear sector shaft.vehicle description: heavy-duty trucks.
Recall details
- NHTSA campaign
- 90V052000
- Reported to NHTSA
- March 16, 1990
- Filed by
- MACK TRUCKS, INCORPORATED
- Owner notification
- June 14, 1990
- Vehicles potentially affected
- 267
- Initiated by
- the manufacturer
- Components
- Steering › Gear box › Shaft sector
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
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