Mack CH600 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
4 owner complaints analyzed
1 distinct recall campaigns
65,000 mi median reported failure mileage
Scope: 1989 to 2001 model years. Data snapshot: . 1 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Electrical System:Wiring:Interior/Under Dash is the most frequently named component, appearing in 1 of 4 complaints (25.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Transmission and shifting | 1 | 25.0% |
| Braking behavior | 1 | 25.0% |
| Electrical and battery issues | 1 | 25.0% |
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.
| Category | Count |
|---|---|
| Electrical System:Wiring:Interior/Under Dash | 1 |
| Engine And Engine Cooling:Engine | 1 |
| Engine And Engine Cooling:Exhaust System:Emission Control:Crankcase (Pcv) | 1 |
| Fuel System, Gasoline:Storage:Tank Assembly | 1 |
| Power Train:Automatic Transmission | 1 |
| Power Train:Driveline:Differential Unit | 1 |
| Service Brakes, Air:Antilock | 1 |
| Structure:Frame And Members | 1 |
Electrical System:Wiring:Interior/Under Dash: 1; Engine And Engine Cooling:Engine: 1; Engine And Engine Cooling:Exhaust System:Emission Control:Crankcase (Pcv): 1; Fuel System, Gasoline:Storage:Tank Assembly: 1; Power Train:Automatic Transmission: 1; Power Train:Driveline:Differential Unit: 1; Service Brakes, Air:Antilock: 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.
| Category | Count |
|---|---|
| Under 25,000 | 0 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 1 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 1; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
50,000 to 74,999 miles has the most reports with usable mileage (1). 3 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.
| Category | Count |
|---|---|
| 2000 | 1 |
| 2002 | 1 |
| 2003 | 2 |
2000: 1; 2002: 1; 2003: 2
Pattern summary
Electrical System:Wiring:Interior/Under Dash 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 871517 · 2000-09-26 (September 26, 2000)
CHASSIS HAS FAILED. CROSS MEMBERS HAD BROKEN. REAR END DIFFERENTIALS WERE SHATTERED & BORED THROUGH THE CASINGS & LEAKED OIL. ENGINE HEAD & INTAKE VALVE BROKE & CAME OUT THE EXHAUST. TRANSMISSION GEARS BROKE & COULD NOT BE SHIFTED.*AK *SLC
Owner-reported narrative. Look up ODI 871517 at NHTSA ↗
Owner report 10002882 · 2003-01-18 (January 18, 2003)
INTERMITTENT BRAKE FAILURE ON MACK 2001 CH VIN [XXX] BRAKE PEDAL FELT SPONGY, WENT ALL WAY TO FLOOR. BRAKES WORKED FINE A SHORT DISTANCE AWAY PRIOR TO BRAKE FAILURE OCCURRENCE. STRANGE THING, AT TIME WHEN BRAKE FAILURE OCCURRED BRAKE AIR PRESSURE GAUGE STAYED FIXED AND DID NOT DROP BACK SLIGHTLY AS YOU WOULD NORMALLY EXPECT IT TO DO. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
Owner-reported narrative. Look up ODI 10002882 at NHTSA ↗
Owner report 10000784 · 2003-01-07 (January 7, 2003)
2001 MACK MODEL CH613. THIS VEHICLE HAS HAD MULTIPLE POWER LOSSES TO ALL THE GAUGES IN THE INSTRMENT CLUSTER. ALL THE POWER TO THE CLUSTER GOES OUT AND THE GAUGES GO BLANK. THIS CONDITION LAST UNTIL YOU PULL OFF THE ROAD, SHUT OFF THE VEHICLE AND RE-START THE VEHICLE. THIS CLUSTER UNIT FAILED THE FIRST TIME ABOUT 6 MONTHS AFTER THE PURCHASE DATE OF 03-06-01. THE DEALER REPLACED THE CLUSTER UNIT. THE PROBLEM STILL OCCURED INTERMITENTLY OVER THE NEXT YEAR. ON 12/10/02 THE MANUFACTURER ISSUED SERVICE BULLETIN # SB-732-005. THIS SERVICE BULLETIN …
Owner-reported narrative. 65,000 miles reported. Look up ODI 10000784 at NHTSA ↗
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 1989 | 1 |
| 1995 | 0 |
| 1997 | 0 |
| 2001 | 0 |
1989: 1; 1995: 0; 1997: 0; 2001: 0