Vehicle report

2025 MACK GRANITE (GU)

Service bulletins

4 bulletins

Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.

CBR-1008 202404

Service Bulletin/Repair Instructions

CBR: Equipped With An Automated Manual Transmission Model D or F ( AMT-D, AMT-F, mDrive) Missing X1 Value In VDA And Default Settings Guidelines, ParameterP1AOB; Fault Code P1052-54, Error 40,Or Error 18 Encountered During Clutch Or Tran.

CBR-2013 202404

Service Bulletin/Repair Instructions

CBR: Turbo Compound (TC) Hot Side Noise, Diagnostic Information.

CBR-2139 202403

Service Bulletin/Repair Instructions

CBR: Vehicles built with an 11 liter engine may experience a complaint of excessive fuel in the oil. It is possible that the source of the fuel is the rear fuel galley plug in the cylinder head.

CBR-2356 202403

Service Bulletin/Repair Instructions

CBR: After cluster replacement and programming, the Driver Information Display (DID) may not function as designed.

Reading this report

Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.