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1993 Mack Ch

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

No component reports in this snapshot.

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 0 of 0 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports0 injury reports

What owners actually said

0 reports

No matching complaints in this snapshot.

Official recalls

4

00V019003 · Trailer Hitches:fifth Wheel Assembly

May 11, 2000

VEHICLE DESCRIPTION: HEAVY DUTY CLASS 8 TRUCKS EQUIPPED WITH FONTAINE FIFTH WHEEL ASSEMBLIES. THE FIFTH WHEEL MOUNTING PLATES CAN CRACK.

Consequence & remedy

Consequence: UNDER THE TRAILER LOADING, THE MOUNTING PLATE COULD EVENTUALLY FAIL DUE TO FATIGUE.

Remedy: DEALERS WILL INSPECT AND REPLACE THE MOUNTING PLATES THAT ARE CRACKED.

94V216000 · Power Train:driveline:center Support Bearing

Nov 1, 1994

THE DRIVESHAFT CENTER BEARING SUPPORT BRACKET CAN CRACK AND BREAK.

Consequence & remedy

Consequence: IF THIS HAPPENS, THE DRIVESHAFT WILL WOBBLE AND CAN SEPARATE. SEPARATION CAN RESULT IN DAMAGE TO OTHER COMPONENTS OF THE VEHICLE OR LOOSE FRAGMENTS CAN FALL ONTO THE ROADWAY PRESENTING A HAZARD TO OTHER DRIVERS.

Remedy: DEALERS WILL REPLACE THE CENTER BEARING HANGER BRACKET.

93V137000 · Engine And Engine Cooling:cooling System:fan

Aug 20, 1993

THE ENGINE COOLING FAN BLADES MAY BREAK DUE TO INADEQUATE BLADE STRENGTH AROUND THE RIVETS THAT ATTACH THE BLADES TO THE FAN SPIDER.

Consequence & remedy

Consequence: IF COMPLETE FRACTURE OF THE FAN BLADE OCCURS, IT COULDBE PROPELLED OUTSIDE THE FAN SHROUD, INJURING PERSON(S) IN THE VICINITY OFTHE TRUCK.

Remedy: AN IMPROVED FAN WILL BE INSTALLED ON THESE VEHICLES.

93V024000 · Trailer Hitches

Feb 16, 1993

THE CARRIER YOKE BOLTS WERE MANUFACTURED WITH WORN ROLLING THREAD DIES, CAUSING STRESS CONCENTRATIONS WHICH CAUSED CRACKS DURING THE QUENCHING PROCESS.

Consequence & remedy

Consequence: THIS CONDITION CAN CAUSE BOLT FAILURE AND ALLOW THEDRIVELINE TO SEPARATE FROM THE CARRIER ASSEMBLY.

Remedy: REPLACE THE CARRIER YOKE BOLTS.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.