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Mack Pinnacle (CXU): problems, complaints, bulletins

Summary for the Mack Pinnacle (CXU) across 7 model years: 0 owner complaints and 185 NHTSA service bulletins, plus repair videos. Pick a year for details.

Model years

YearOwner complaintsinvolving a crashTechnical service bulletins (TSB)YouTube repair videos
2022001200
2021001180
2020001180
2019001290
2018001340
2017001210
2016001070

Components owners complain about

ComponentOwner complaintsinvolving a crashTechnical service bulletins (TSB)
Engine and cooling00404
Powertrain00148
Electrical system00134
Equipment0082
Fuel system0061
Suspension0057
Service brakes0019
Vehicle speed control0015
Lane departure0013
Exterior lighting0012
Wheels0012
Electronic stability control009
Engine007
Structure007

What to check before buying

Manufacturer service bulletins

Bulletin titles as filed with NHTSA.

Other models of this make

Read also

Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-04.