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.
- 1989 Mack R Series0 complaints
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.