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Mack UYears to avoid, problems & recalls

NHTSA has 0 owner complaints and 22 safety recalls on record for the Mack U.

Years to avoidNoneBased on weighted complaintsBest years—Fewest complaints for their ageOwner complaints0—Safety recalls221967–1992 model years

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports. Updated daily. How we score years.

Best & worst years

Mack U years to avoid

Complaints by model year, colored by the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the U median. Tap a year for its full report.

'67'68'69'70'71'72'73'74'75'76'77'78'79'87'88'89'90'91'92
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
1992Not rated–/1000 complaints · 1 recall1991Not rated–/1000 complaints · 1 recall1990Not rated–/1000 complaints · 1 recall1989Not rated–/1000 complaints · 2 recalls1988Not rated–/1000 complaints · 1 recall1987Not rated–/1000 complaints · 1 recall1979Not rated–/1000 complaints · 1 recall1978Not rated–/1000 complaints · 5 recalls1977Not rated–/1000 complaints · 8 recalls1976Not rated–/1000 complaints · 3 recalls1975Not rated–/1000 complaints · 6 recalls1974Not rated–/1000 complaints · 6 recalls1973Not rated–/1000 complaints · 5 recalls1972Not rated–/1000 complaints · 4 recalls1971Not rated–/1000 complaints · 5 recalls1970Not rated–/1000 complaints · 3 recalls1969Not rated–/1000 complaints · 2 recalls1968Not rated–/1000 complaints · 1 recall1967Not rated–/1000 complaints · 1 recall
Complaints by system

Most common Mack U problems

All model years combined: 0 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
22 recalls

Mack U recalls

Newest first. The ring shows the share of affected vehicles repaired, from the manufacturer's latest report to NHTSA.

–Vehicle speed control94V-032 · 1987–1992 · Feb 15, 1994 · 39,777 vehicles–Windshield wiper/washer: linkages90V-051 · 1989 · Mar 16, 1990 · 2,350 vehicles–Engine and engine cooling: engine79V-133 · 1977–1979 · May 31, 1979 · 23,000 vehicles–Steering: steering wheel/handle bar79V-082 · 1977–1978 · Apr 3, 1979 · 12,000 vehicles–Suspension: multiple axle79V-017 · 1977–1978 · Jan 12, 1979 · 4,000 vehicles–Antilock: interconnecting assembly(wiring)78V-210 · 1977–1978 · Oct 3, 1978 · 19,370 vehicles–Spindle: arm78V-171 · 1971–1974 · Aug 8, 1978 · 2,100 vehicles–Antilock: control unit/module78V-068 · 1974–1976 · Apr 4, 1978 · 9,700 vehicles–Suspension: multiple axle78V-031 · 1975–1978 · Feb 9, 1978 · 33,000 vehicles–Leaf spring assembly: hanger/bracket77V-205 · 1977 · Nov 21, 1977 · 7,400 vehicles–Front: anchorage77V-174 · 1977 · Oct 12, 1977 · 6,591 vehicles–Cooling system: fan77V-173 · 1972–1977 · Oct 12, 1977 · 48,000 vehicles

Showing the 12 newest of 22 recalls. Each model-year page lists all recalls for that year.