Does the 2020 Mack Pinnacle (chu) have any recalls?

4 recalls found in NHTSA data as of September 22, 2026, covering: electronic stability control (esc), steering, exterior lighting, visibility. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.

How do I check if my 2020 Mack Pinnacle (chu) recall has been fixed?

Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Mack dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.

How many complaints have owners filed about the 2020 Mack Pinnacle (chu)?

1 complaint filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.

2020 Mack Pinnacle (chu) recalls

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

4 recalls found in NHTSA data as of September 22, 2026

For the 2020 Mack Pinnacle (chu). These apply to the model and year, not to one particular vehicle: check your VIN to see whether yours is included and whether it has been repaired.

Has your Mack been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

Check your VIN with NHTSA

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Mack dealer can also check your VIN. Recall repairs are free.

2020 Mack Pinnacle (chu) recalls, newest first

April 1, 2021NHTSA 21V233000557 vehicles potentially affected

Electronic stability control (ESC) › Control module › Software

Summary: 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.

This recall on nhtsa.gov

December 16, 2019NHTSA 19V89600080 vehicles potentially affected

Steering › Linkages › Drag › Link › Connection

Summary: Mack Trucks, Inc. (Mack) is recalling certain 2020 Anthem (AN), Granite (GR), and Pinnacle (PI) vehicles. The castle nuts and cotter pins used to connect the steering drag link to the pitman arm and steering arm may have not been correctly installed, potentially causing separation of the drag link.
Consequence: If the drag link separates, loss of steering control my occur, increasing the risk of a crash.
Remedy: Mack will notify owners, and dealers will inspect the drag link attachment points, repairing them, as necessary, free of charge. The recall began January 14, 2020. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0420.

This recall on nhtsa.gov

March 18, 2019NHTSA 19V20900043 vehicles potentially affected

Exterior lighting

Summary: Mack Trucks, Inc. (Mack) is recalling certain 2020 Anthem and Pinnacle trucks. The conspicuity reflectors at the back of the cab may be blocked by the exhaust system. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 108, "Lamps, Reflective Devices, and Assoc. Equipment."
Consequence: If the reflectors are blocked, the vehicle's visibility to other drivers may be reduced, increasing the risk of crash.
Remedy: Mack has notified owners, and dealers will install additional reflectors on the back of the cab, free of charge. The recall began April 10, 2019. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0418.

This recall on nhtsa.gov

January 24, 2019NHTSA 19V0540003,906 vehicles potentially affected

Visibility › Rearview mirrors/devices › Exterior

Summary: Mack Trucks, Inc. (Mack) is recalling certain 2019-2020 Mack Anthem, Granite, Pinnacle vehicles. The passenger side door down view mirror may detach from the door.
Consequence: If the mirror detaches from the door, the mirror may strike another vehicle or pedestrian, increasing the risk of injury or crash.
Remedy: Mack will notify owners, and dealers will properly attach the mirror, free of charge. The recall began March 19, 2019. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0416.

This recall on nhtsa.gov

Owner complaints

Owners have filed 1 complaint about the 2020 Mack Pinnacle (chu) with NHTSA. Complaints are unverified reports from the public; NHTSA uses them to decide what to investigate.

Crashes reported: 0
Fires reported: 0
Injuries reported: 0
Deaths reported: 0

Most complained-about components

Exterior lighting1

Other Mack Pinnacle (chu) years

Other 2020 Mack models

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All of 2020’s most recalled vehicles

Questions

Does the 2020 Mack Pinnacle (chu) have any recalls?: 4 recalls found in NHTSA data as of September 22, 2026, covering: electronic stability control (esc), steering, exterior lighting, visibility. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.
How do I check if my 2020 Mack Pinnacle (chu) recall has been fixed?: Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Mack dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.
How many complaints have owners filed about the 2020 Mack Pinnacle (chu)?: 1 complaint filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.