2010 Mack Cxu612 problems, complaints & recalls
Most-reported problem areas: Trailer Hitches (6)
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (69)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Electrical System 2024-02-21 · CBR-2350 202402 · Service Bulletin/Repair Instructions
cbr -telematics gateway (tgw) connect ability issues
Electrical System 2024-02-16 · CBR-2347 202402 · Service Bulletin/Repair Instructions
cbr - active "set park brake" message on drivers information display (did).
Power Train 2024-02-16 · CBR-202 202402 · Service Bulletin/Repair Instructions
cbr - automated manual transmission ( amt ) flywheel pilot bearing wear on input shaft.
Power Train 2023-11-07 · M-465-001 202311 · Service Bulletin/Repair Instructions
tsb: mack trucks now offer an improved hd inter-axle through shaft for the crd 125, 150, 180, and 200 family carriers. the new hd shaft went into production on january 23rd, 2023 for 2.54 - 3.50 axle ratios and april 1st, 2023 for 3.56 - 3.98 ratios. the new hd through shaft is an upgrade over the c
Engine And Engine Cooling 2023-08-18 · M-141-001 202308 · Service Bulletin/Repair Instructions
tsb: air restriction indicator
Suspension 2023-08-14 · M728-005A 202308 · Service Bulletin/Repair Instructions
tsb: barksdale leveling valve, leak test
Showing the 6 most recent of 69 bulletins. Search all of them free at nhtsa.gov.
What owners report
2011-03-22 · Trailer Hitches · 150,000 mi“the 5th wheel mount bolts on my company's 2010 and 2009 mack trucks are stretching and becoming loose. i saw unit 10101 on sunday, 20 march 2011 on our yard ready to hook up. i had finished my shift and was walking past the unit when i reached out and turned the bolt by hand. *tr…”
2011-03-15 · Trailer Hitches · 76,327 mi“i am a mechanic for a large trucking firm. i have been complaining about the 5th wheel bolts on our 2008, 2009, and 2010 mack trucks for two years now. the company has yet to implement a program to correct this matter, instead choosing to threaten me with disciplinary action for pointing out loose bolts on our road tractors. today (03/15/2011) i pa…”
2010-10-03 · Trailer Hitches · 4,376 mi“mack has been selling over the road trucks with substandard bolts holding the 5th wheel to the frame. as a mechanic with abf, i am seeing trucks every day with 5th wheels that are loose. on 22 september 2010, i worked on unit #10222 at the little rock shop. this truck had only 4376 miles on it and i could turn the 5th wheel bolts with one hand usin…”
2010-09-22 · Trailer Hitches · 51,285 mi“as a mechanic contracted to maintain abf road tractors, i worked on unit 10064 on 9/22/2010. i discovered that the 5th wheel mount bolts were all loose. this truck had only 51,285 miles of service pulling pup trailers! i removed the bolts to make sure there was no thread damage, lightly oiled them, and attempted to torque them to mack specs of 235 …”
2010-09-21 · Trailer Hitches · 63,450 mi“ i am a mechanic for abf freight system. i have observed that many of the mack trucks we use in our road fleet have premature failure of the fasteners holding the 5th wheel coupler to the truck frame. i worked on unit 10016 on 9/21/2010 and checked the 5th wheel bolt tightness as a follow up to complaint #10356665. the bolts were loose after only 6…”
2010-09-20 · Trailer Hitches“i am a mechanic for abf. for the last three years, mack has sold to abf road tractors with defective 5th wheel mounting bolts. the bolts stretch and become loose with use (usually within the first 30,000 miles). for unknown reasons abf has never held mack accountable for this problem, preferring to tighten the bolts when a driver complains and repl…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.