Key Takeaway
ALTERNATOR GROUND STUD by MACK TRUCKS, INC was recalled on March 8, 2012. What to do: MACK WILL NOTIFY OWNERS, AND DEALERS WILL RELOCATE THE ALTERNATOR GROUND CABLE TO THE ENGINE GROUND STUD. THIS SERVICE WILL BE PERFORMED FREE OF CHARG...
ALTERNATOR GROUND STUD
Description
MACK IS RECALLING CERTAIN MODEL YEAR 2010-2012 LEU AND MODEL YEAR 2011-2012 MRU VEHICLES, MANUFACTURED FROM MAY 14, 2009, THROUGH OCTOBER 31, 2011, AND BUILT TO OPERATE ON COMPRESSED NATURAL GAS. ON THESE VEHICLES THE ALTERNATOR GROUND CABLE RUNS DIRECTLY TO THE STARTER, WHICH DEFEATS THE CIRCUIT PROTECTION.
Injuries / Consequence
IN THE EVENT OF AN ELECTRICAL SHORT, A VEHICLE FIRE MAY RESULT.
Remedy
MACK WILL NOTIFY OWNERS, AND DEALERS WILL RELOCATE THE ALTERNATOR GROUND CABLE TO THE ENGINE GROUND STUD. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE RECALL BEGAN ON APRIL 19, 2012. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-866-1177.
Products Affected
Vehicle
VehiclesRelated Recalls
Rear Brakes May Overheat
December 15, 2025
High Beams May Not Automatically Switch to Low Beams/FMVSS 108
November 20, 2025
Load Lock Clamps May Fail
November 20, 2025
ECU Malfunction May Impair Safety Systems
November 18, 2025
Headlights May Fail
November 3, 2025
Improperly Welded Seat Belt Anchor/FMVSS 210
October 6, 2025
Frequently Asked Questions
Is this recall still active?
Check the status badge at the top of this page. "Ongoing" means the recall is still active and you should follow the remedy instructions. "Completed" or "Terminated" means the recall process has concluded, though the safety issue remains relevant for any unrepaired products.
How do I check if my product is affected?
Compare the model number, lot code, serial number, or date range listed in the recall notice with the information on your product's label or packaging. For vehicles, check your VIN at NHTSA.gov/Recalls.
What remedy is available for this recall?
The listed remedy for this recall is: MACK WILL NOTIFY OWNERS, AND DEALERS WILL RELOCATE THE ALTERNATOR GROUND CABLE TO THE ENGINE GROUND STUD. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE RECALL BEGAN ON APRIL 19, 2012. OWNERS MAY...
Where can I find the original recall notice?
This recall was issued by NHTSA. You can view the original notice using the link provided above.