2018 Mack Granite (gu) Problems, Complaints & Recalls
- Compared with other Granite (gu) years
- Not enough data 1st of 15 for complaints
- Safety recalls
- 4 recalls: check your VIN
- NHTSA crash rating
- Not rated
Owners have filed 1 complaint with NHTSA about the 2018 Mack Granite (gu). That is the most of any Granite (gu) model year in the database (15 years). The most reported problem area is suspension (1 complaints, 100%), typically at around 250,000 miles. There are 4 safety recalls covering this model year.
- 1owner complaints
- 4safety recalls
- 0NHTSA investigations
- 0complaints mentioning a crash
Complaints are unverified owner reports and are not adjusted for sales volume.
Most common 2018 Mack Granite (gu) problems
Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.
| Problem area | Complaints | Share | Median miles | Owners mention most | Typical repair cost |
|---|---|---|---|---|---|
| Suspension | 1 | 100% | 250,000 | — | — |
One complaint can list several problem areas, so shares can add up to more than 100%.
2018 Mack Granite (gu) recalls (4)
Tap a recall to see the problem, the risk and the fix.
Tires
Problem: Mack Trucks, Inc. (Mack) is recalling certain 2019-2025 GR and 2018 GU Granite vehicles equipped with non-DOT tested tires. The tires may not have been DOT tested and confirmed to be sufficient for the vehicles. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 119, "New Pneumatic Tires - Other Than Passenger Cars."
Risk: Insufficient tires can fail, increasing the risk of a crash.
Fix: Dealers will inspect and replace the tires as necessary, free of charge. Owner notification letters were mailed November 6, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0471.
Exterior lighting:turn signal
Problem: Mack Trucks, Inc. (Mack) is recalling certain 2015-2023 GU and GR vehicles. The turn signals may be positioned incorrectly, reducing their visibility. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
Risk: Low turn signal visibility may not alert other drivers to a turning vehicle, increasing the risk of a crash.
Fix: Dealers will add additional turn signal lighting, free of charge. Owner letters were mailed September 25, 2024. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0448.
Electronic stability control (esc):control module:software
Problem: Mack Trucks, Inc. (Mack) is recalling certain 2018-2022 Anthem (AN), Granite (GR/GU), and Pinnacle (CHU/CXU/PI) vehicles equipped with "camelback" rear suspension and electronic stability control. The vehicles may not stay in their lane at certain speeds. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 136, "Electronic Stability Control Systems on Heavy Vehicles."
Risk: A vehicle that drifts out of its lane increases the risk of a crash.
Fix: Mack will notify owners, and dealers will reprogram the vehicle control units, free of charge. The recall began on April 21, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0423.
Interior lighting; visibility:windshield wiper/washer; exterior lighting; electrical system
Problem: Mack Trucks, Inc. (Mack) is recalling certain 2018 Anthem (AN), Granite (GU), and Pinnacle (CXU, PI) trucks. An electrical overload condition may cause the light control module (LCM) to fail, resulting in the loss of the exterior lighting, interior dashboard lighting, and the windshield wipers.
Risk: Loss of lighting or windshield wiper function can increase the risk of a crash.
Fix: Mack will notify owners, and dealers will replace and reprogram the LCM, free of charge. The recall began on March 23, 2018. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0409.
To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.
Recent owner reports
Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.
The "u"bolts that attach the drive axles to the suspension appear to be faulty. We've had two break on two spate occasions in less than a week. Both times the truck was loaded with approximately 79000 lbs, we don't run over weight, and driving. First time was left rear drive axle and the second was…
Other Mack Granite (gu) years
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Frequently asked questions
What are the most common problems with the 2018 Mack Granite (gu)?
Owners most often report suspension problems. The top one, suspension, accounts for 1 complaint.
Was there a recall on the 2018 Mack Granite (gu)?
Yes, 4 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.
Was the 2018 Mack Granite (gu) a good year?
Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other Granite (gu) model years, the 2018 has too little data to compare. Always get a pre-purchase inspection and check the VIN for open recalls.