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Recall campaign89V079000

Recall 89V079000: 1989 Mack R Series

Suspension › Front
Report received
May 15, 1989
Manufacturer
Mack trucks, incorporated
Potentially affected
100vehicles
Model years
1989

Check your own vehicle. A recall applies only to vehicles within the affected build range. Enter your VIN at nhtsa.gov/recalls. Recall repairs are free at a franchised dealer.

What NHTSA recorded

Torque rod bolts are grade 2 instead of grade 5, which is not to specification, and could fail.

Possible consequence

Bolt failure could allow the rear axle to shift; thiscould adversely affect truck control and could result in a crash.

Remedy

Replace torque rod bolts with bolts of the proper specification.

Affected model years

Pages for each model year show complaints, parts, mileage and other recalls.

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.