VehicleVerdict

2018 Mack Granite (gu) problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just one complaint on file for the 2018 Mack Granite (gu) — too few to judge reliability from owner reports alone — but 4 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

1

NHTSA complaints

4

Recalls

0

Investigations

0

Crash-involved

0

Fires reported

0

Injuries

0

Deaths

—

NCAP overall

How does 2018 compare to other Granite (gu) years?

Granite (gu) NHTSA complaints by model year, 2018 highlighted1 complaint2009: 0 complaints2010: 0 complaints2011: 0 complaints2012: 0 complaints2013: 0 complaints2014: 0 complaints2015: 1 complaints2016: 0 complaints2017: 1 complaints2018: 1 complaints2019: 0 complaints2020: 0 complaints2021: 0 complaints2022: 0 complaints2023: 0 complaints
Granite (gu) NHTSA complaints by model year, 2018 highlighted. Red bars are years to avoid.

See all Granite (gu) years to avoid →

What are the most common 2018 Mack Granite (gu) problems?

ComponentComplaintsShare
Suspension1100%

Does the 2018 Mack Granite (gu) have recalls?

4 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

24V773000Tires & WheelsOctober 18, 2024 · 49 units

Defect

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."

Consequence

Insufficient tires can fail, increasing the risk of a crash.

Remedy

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.

23V600000LightingAugust 25, 2023 · 27,418 units

Defect

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."

Consequence

Low turn signal visibility may not alert other drivers to a turning vehicle, increasing the risk of a crash.

Remedy

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.

21V233000Electrical SystemApril 1, 2021 · 557 units

Defect

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."

Consequence

A vehicle that drifts out of its lane increases the risk of a crash.

Remedy

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.

18V152000LightingMarch 6, 2018 · 135 units

Defect

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.

Consequence

Loss of lighting or windshield wiper function can increase the risk of a crash.

Remedy

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.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“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…”

Complaint filed with NHTSA · Suspension · November 2, 2020

2018 Mack Granite (gu) — common questions

Is the 2018 Mack Granite (gu) reliable?

The record is thin — 1 NHTSA complaint — so owner-report data can't strongly confirm reliability either way, though 4 recalls should be verified as completed.

Does the 2018 Mack Granite (gu) have recalls?

Yes — NHTSA lists 4 recall campaigns affecting the 2018 Mack Granite (gu). Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.