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2016 Mack CXUProblems, recalls & complaints

NHTSA has logged 1 owner complaint about the 2016 Mack CXU, most often about the power train. It is covered by 1 safety recall, and for recall 15V-025 the manufacturer reports only 77% of affected cars repaired.

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CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls1Lowest repair rate 77%Owner complaints10 with a crash, fire or injuryTop problem1Power train

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through November 5, 2025. Updated daily.

Complaints by system

Where the 2016 Mack CXU has problems

1 complaint 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
Power train10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

1 recall

2016 Mack CXU recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

77%repaired · 2016 Q2

Hydraulic: actuator

Recall 15V-025 · Jan 22, 2015 · 349 vehicles · 267 repaired

Risk. If the diaphragm is not completely attached, there may be internal leakage from the service section past the diaphragm, potentially trapping air pressure in…

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Mack.

Best & worst years

2016 vs. every other CXU year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the CXU median. How we score

'06'07'08'09'10'16
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
1 investigation

NHTSA defect investigations

Federal investigations that included the 2016 Mack CXU, and the recalls they led to.

  1. mDrive Transmission Failure to DisengagePE20005 · closed Apr 4, 2022
    No recall
In owners' words

What CXU owners report

Recent power train complaints filed with NHTSA, shortened. Personal details are removed.

Second occurrence of below happening, first time being 11/28/25, and most recently 11/05/25. Clutch engaged uncommanded while stopped with service brakes engaged. Truck kept trying to power through the service brakes until it was forcefully stalled out with service brakes. Truck is start-able…
Complaint 11697726 · Nov 5, 2025

Own a 2016 CXU?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.