Total Complaints
1 filings
MACK DM · model year
1 NHTSA complaints, 1 crash report, and 1 active recall for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2006MACKDM carries 1 consumer safety complaint in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 1 crash, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2006 DM is unknown or other with 1 filings. Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability. This model year has 1 active recall campaign, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.
NHTSA currently has 5 investigation files overlapping the 2006 DM. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
1 filings
Crashes Reported
1 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| UNKNOWN OR OTHER | 1 |
STEERING:LINKAGES:ARM:IDLER AND ATTACHMENT
ON CERTAIN TRUCKS, THE BOLT THAT ATTACHES THE PITMAN ARM TO THE STEERING GEAR MAY NOT BE TIGHTENED PROPERLY.
JUNE 19, 2006 AT APPROXIMATELY 7:40 AM IN HOUSTON,TX. UNIT NUMBER 6611 WITH USDOT NUMBER 1272448 REGISTERED TO ROY MUFFITT HEAVY HAULERS ATTEMPTED TO PASS MY VEHICLE BY USING THE SHOULDER OF THE HIGHWAY AND STRUCK MY RIGHT REAR FENDER. AS I PULLED OFF THE 610 WEST TO 45 SOUTH EXIST RAMP, THE DRIVER OF THE ABOVE REFERENCE TRUCK DROVE AROUND ME AND FLED THE SCENE. I DROVE BEHIND THE TRUCK TO GET THE LICENSE PLATE NUMBER IT BECAME CLEAR TO ME THAT THE DRIVER WAS MAKING ERRATIC MOVES TO KEEP ME FROM GETTING INFORMATION NECESSARY TO REPORT HIM. IT WAS ONLY BECAUSE OF TRAFFIC AT THE 45 AND I-10 INTERCHANGE THAT I WAS ABLE TO CATCH UP TO THE TRUCK AND GET THE INFORMATION REFERENCED ABOVE. THIS INCIDENT WAS REPORTED TO THE HOUSTON POLICE DEPARTMENT WHICH PRODUCED A HIT AND RUN CASE NUMBER, 95062206-Q. THIS DRIVER PUT HIS LIFE AND OTHERS AT RISK WITH HIS DRIVING. THE TRUCK DID RECEIVE DAMAGE ON THE LEFT FRONT BUMPER. *NM
mDrive Transmission Failure to Disengage
Vehicle Roll Away
Failing 5th wheel attachment bolts
AIR COMPRESSOR DISCHARGE LINE
INTEGRAL HUB AND BEARING ASSEMBLY
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.