1996 Mack CH problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just one complaint on file for the 1996 Mack CH — too few to judge reliability from owner reports alone — but 3 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

NHTSA complaints

Recalls

Investigations

Crash-involved

Fires reported

Injuries

Deaths

—

NCAP overall

How does 1996 compare to other CH years?

CH NHTSA complaints by model year, 1996 highlighted. Red bars are years to avoid.

See all CH years to avoid →

What are the most common 1996 Mack CH problems?

Component	Complaints	Share	vs prior year
Transmission	1	100%	— flat

Does the 1996 Mack CH have recalls?

3 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

04V159000Fuel SystemApril 7, 2004 · 317 units

Defect

ON CERTAIN CHASSIS BUILT WITH LNG ENGINES, THE NEXGEN LNG TANK'S PRIMARY AND SECONDARY RELIEF VALVES COULD FAIL TO OPEN AND RELIEVE TANK PRESSURE.

Consequence

THIS COULD CAUSE ICE BUILDUP ON THE DISCHARGE SIDE OF THE PRIMARY AND SECONDARY PRESSURE SYSTEM ALLOWING THE RELIEF SYSTEM TO FREEZE AND BECOME BLOCKED RESULTING IN OVER PRESSURIZATION OF THE LNG TANKS CREATING THE RISK OF CATASTROPHIC TANK RUPTURE WHICH COULD CAUSE SERIOUS INJURY OR DEATH.

Remedy

DEALERS WILL RETROFIT THE LNG TANKS WITH A NEW PRIMARY RELIEF VALVE PIPE AWAY TUBE AND A NEW VENTILATED SHROUD. THE RECALL BEGAN APRIL 6, 2004. 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 1-610-709-3337.

97V196005SuspensionDecember 29, 1997 · 103 units

Defect

VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH DESIGN LEVEL 1, ROCKWELL FF980 SERIES FRONT AXLE. THE FRONT AXLE HUB FLANGE CAN DEVELOP CRACKS DUE TO HIGH STRESS LEVELS.

Consequence

CRACKS IN A HUB FLANGE CAN RESULT IN A WHEEL SEPARATION.

Remedy

DEALERS WILL REMOVE AND REPLACE THE FRONT HUBS WITH AN IMPROVED DESIGN LEVEL 2 HUB.

96V255000TransmissionDecember 23, 1996 · 1,590 units

Defect

THE U-JOINT BEARING STRAP BOLTS WERE NOT PROPERLY TIGHTENED DURING ASSEMBLY.

Consequence

INSUFFICIENT TORQUE CAN LEAD TO A BROKEN STRAP. IF THE STRAP BREAKS, THE DRIVESHAFT WOULD WOBBLE, POSSIBLY RESULTING IN SEPARATION. SUCH WOBBLING OR SEPARATION WOULD RESULT IN DAMAGE TO OTHER COMPONENTS OF THE VEHICLE AND ANY LOOSE FRAGMENT COULD FALL TO THE ROADWAY PRESENTING A HAZARD TO FOLLOWING VEHICLES.

Remedy

DEALERS WILL INSTALL A NEW U-JOINT BEARING STRAP BOLTS.

1996 Mack CH — common questions

Is the 1996 Mack CH reliable?

The record is thin — 1 NHTSA complaint — so owner-report data can't strongly confirm reliability either way, though 3 recalls should be verified as completed.

Does the 1996 Mack CH have recalls?

Yes — NHTSA lists 3 recall campaigns affecting the 1996 Mack CH. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.

How does 1996 compare to other CH years?

What are the most common 1996 Mack CH problems?

Does the 1996 Mack CH have recalls?

1996 Mack CH — common questions

Is the 1996 Mack CH reliable?

Does the 1996 Mack CH have recalls?

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