Air brake reservoir volume/fmvss 121
Defect Summary
Mack trucks, inc. (mack) is recalling certain model year 2011-2016 granite (gu) trucks manufactured september 24, 2011, to july 1, 2015. the affected trucks may be equipped with an air brake system reservoir that does not have a sufficient volume. as such, these vehicles fail to comply with the requirements of federal motor vehicle safety standard (fmvss) number 121, "air brake systems."
Safety Consequence
If the air brake system reservoir has as insufficient volume, braking performance may be affected, increasing the risk of a crash.
Corrective Action
Mack will notify owners, and dealers will add additional air brake reservoir volume, free of charge. the recall began on october 15, 2015. owners may contact mack customer service at 1-800-866-1177. mack's number for this recall is sc0394.
Similar Recalls
Other recalls from Mack Trucks, Inc. or involving Service Brakes, Air.
FAQ: Recall 15V528000
Your rights, the repair process, and what each field on this page means.
What is recall 15V528000?
NHTSA recall 15V528000 was issued by Mack Trucks, Inc. on August 18, 2015. It addresses: Air brake reservoir volume/fmvss 121. The recall affects approximately 84 vehicles, with the defect involving the Service Brakes, Air component.
How do I get this recall repaired?
Contact any authorized Mack Trucks, Inc. dealer and reference NHTSA recall ID 15V528000 or the manufacturer campaign number SC0394. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.