vehicle signal
U.S. public vehicle records

2003 Mack CV problems and owner complaints

Explore the records behind recurring owner reports.

Key facts

2 owner complaints analyzed

5 distinct recall campaigns

Not available median reported failure mileage

Scope: 2003 model year. Data snapshot: . 0 complaints include usable failure mileage.

This selection has limited data. It remains available for lookup but is excluded from search indexing.

Owner-reported patterns

Most common problems

Service Brakes, Air:Disc:Chamber is the most frequently named component, appearing in 1 of 2 complaints (50.0%). A complaint can name multiple components.

Recurring terms in complaint narratives
TopicMatching reportsShare of complaints
Transmission and shifting150.0%
Braking behavior150.0%
Electrical and battery issues150.0%

Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.

Component breakdown

Number of unique complaints naming each component. Top eight shown.

Service Brakes, Air:Disc:Chamber
1
Structure:Frame And Members
1
Component breakdown data
CategoryCount
Service Brakes, Air:Disc:Chamber1
Structure:Frame And Members1

Service Brakes, Air:Disc:Chamber: 1; Structure:Frame And Members: 1

Reported problems by failure mileage

Complaint counts in mileage bands. These are not failure rates per vehicle or mile.

Under 25,000
0
25,000 to 49,999
0
50,000 to 74,999
0
75,000 to 99,999
0
100,000 to 149,999
0
150,000 and above
0
Reported problems by failure mileage data
CategoryCount
Under 25,0000
25,000 to 49,9990
50,000 to 74,9990
75,000 to 99,9990
100,000 to 149,9990
150,000 and above0

Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0

No usable failure mileage is recorded. 2 complaints have missing, zero or invalid mileage.

Complaints over time

Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.

2005
1
2010
1
Complaints over time data
CategoryCount
20051
20101

2005: 1; 2010: 1

Pattern summary

Service Brakes, Air:Disc:Chamber leads the component reports. Transmission and shifting appears in 1 complaint narratives. Braking behavior appears in 1 complaint narratives. Electrical and battery issues appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.

Calculated from recorded counts. An AI narrative has not been published for this selection.

Complaint evidence

Examples provide context, not a representative sample or a verified diagnosis.

Owner report 10137097 · 2005-09-20 (September 20, 2005)

THIS VEHICLE IS A 2003 MACK TRUCK MODEL CV AND IS A STRAIGHT FRAME DUMP TRUCK WITH THREE REAR TANDEM AXLES. STOPPING IS ACHIEVED THROUGH A STANDARD AIR BRAKE SYSTEM WHERE COMPRESSED AIR IS USED AS THE ENERGY MEDIUM. THE BRAKE PEDAL EFFORT OF THE OPERATOR IS USED ONLY TO MODULATE THE AIR PRESSURE APPLIED TO THE BRAKE CHAMBERS. THIS TRUCK CONFORMS TO THE DUAL BRAKE SYSTEM. ALTHOUGH THE ENERGY SOURCE IS COMPRESSED AIR, THE TRANSMISSION OF ENERGY FROM THE BRAKE CHAMBER TO THE FRICTION SURFACES INVOLVES LEVER ARMS AND CAMS. THE COMPRESSED AIR IN THE…

Owner-reported narrative. Look up ODI 10137097 at NHTSA ↗