Mack GRANITE (GU) problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
3 owner complaints analyzed
29 distinct recall campaigns
137,000 mi median reported failure mileage
Scope: 2009 to 2023 model years. Data snapshot: . 2 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Power Train is the most frequently named component, appearing in 1 of 3 complaints (33.3%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Transmission and shifting | 1 | 33.3% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Power Train | 1 |
| Suspension | 1 |
| Wheels | 1 |
Power Train: 1; Suspension: 1; Wheels: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 1 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 1 |
Under 25,000: 1; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 1
Under 25,000 miles has the most reports with usable mileage (1). 1 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2016 | 1 |
| 2018 | 1 |
| 2020 | 1 |
2016: 1; 2018: 1; 2020: 1
Pattern summary
Power Train leads the component reports. Transmission and shifting appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10905146 · 2016-09-09 (September 9, 2016)
YOKE NUT AT END OF TRANSMISSION COMES LOOSE. CAUSES A VIBRATION THAT MAKES THE DRIVE LINE FILL OUT. OR NEEDS REPLACED. HAS COME LOOSE 4 TIMES IN 19 MONTHS. MACK IS NOW CHARGING ME FOR THE REPAIRS. MACK HAS NOT GIVEN ME ANY PAPERWORK ON WARRANTY WORK. HAVE NOT SENT ME A BILL YET
Owner-reported narrative. 24,000 miles reported. Look up ODI 10905146 at NHTSA ↗
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 2009 | 1 |
| 2010 | 4 |
| 2011 | 4 |
| 2012 | 13 |
| 2013 | 10 |
| 2014 | 13 |
| 2015 | 12 |
| 2016 | 8 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 1 |
2009: 1; 2010: 4; 2011: 4; 2012: 13; 2013: 10; 2014: 13; 2015: 12; 2016: 8; 2017: 3; 2018: 4; 2019: 4; 2020: 4; 2021: 4; 2022: 3; 2023: 1