How many recalls does the 2001 Mack Dmm have?

The 2001 Mack Dmm has 2 NHTSA safety recall campaigns on record.

How do I check if my 2001 Mack Dmm has an open recall?

Enter your 17-character VIN at NHTSA's official recall lookup (nhtsa.gov/recalls) to see open, unrepaired recalls for your specific vehicle. Recall repairs are free.

2001 Mack Dmm Recalls

Recalls on record Updated July 2026

The 2001 Mack Dmm has 2 NHTSA recall campaigns affecting an estimated 15,768 vehicles. Recall repairs are always free at any authorized dealer. Last updated July 5, 2026.

Recall campaigns

STEERING 01V389000 2001-12-21 7,500 affected

Defect

VEHICLE DESCRIPTION: TRUCKS EQUIPPED WITH E-TECH ENGINES. A CONDITION EXISTS ON THE AUXILIARY DRIVE SHAFT OF THE E-TECH ENGINE THAT CAUSES THE LOSS OF POWER STEERING ON VEHICLES WHERE THE POWER STEERING PUMP IS MOUNTED OFF THE FRONT OF THE ENGINE.

Consequence

THIS COULD RESULT IN THE LOSS OF POWER STEERING.

Remedy

DEALERS WILL INSPECT THE VEHICLES AND REPLACE THE NUT THAT HOLDS THE GEAR TO THE AUXILIARY DRIVE SHAFT. OWNER NOTIFICATION BEGAN MARCH 22, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT MACK AT…

SERVICE BRAKES, AIR 01V189004 2001-08-01 8,268 affected

Defect

VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH CERTAIN MERITOR-WABCO BRAKE SYSTEM TWO AND FOUR PORT RELAY VALVES. THE VALVE MAY STICK OPEN WHEN A HIGH-PRESSURE APPLICATION IS RELEASED.

Consequence

WHEN THE VALVE STICKS OPEN, IT CAN RESULT IN A TOTAL LOSS OF AIR FROM EITHER THE SERVICE OR THE PARK BRAKE SYSTEM. THE DRIVER MAY LOSE BRAKING ABILITY UNDER A SERVICE APPLICATION, POSSIBLY RESULTING IN A VEHICLE CRASH.

Remedy

DEALERS WILL REPLACE THESE VALVES. OWNER NOTIFICATION BEGAN NOVEMBER 16, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT MACK AT 1-610-709-3011 OR MERITOR WABCO AT 800-535-5560.

Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2001 Mack Dmm as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.