OFFICIAL NHTSA RECALL

81V156000

Vehicle Speed Control:springs

Reported Dec 29, 1981 · MACK TRUCKS, INCORPORATED

Summary

THE THROTTLE RETURN SPRINGS ON THE AFFECTED VEHICLES PROVIDE LESS THAN THE REQUIRED TORQUE, CAUSING A SLUGGISH RETURN OF THE THROTTLE TO THE IDLE POSITION AFTER THE ACCELERATOR PEDAL IS RELEASED. THIS FAILS TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 124, "ACCELERATOR CONTROL SYSTEMS".

Consequence

Not supplied in the source record.

Remedy

NEW ANCHOR BRACKETS AND SPRING EXTENSIONS FOR THE THROTTLE RETURN SPRINGS, WILL BE INSTALLED AT CORRECTED LOCATIONS WITHOUT CHARGE TO OWNER.

Notes

VEHICLE DESCRIPTION: TRUCKS.SYSTEM: FUEL; THROTTLE RETURN SPRINGS.CONSEQUENCES OF DEFECT: A FAILURE OF THE ACCELERATOR FUNCTION TO RESPONDNORMALLY COULD CAUSE AN ACCIDENT IN CERTAIN TRAFFIC SITUATIONS.

This campaign page uses the representative official campaign record. Applicability-specific source variants appear on the linked vehicle pages. Recall counts refer to campaigns, not affected vehicles.

Vehicle entries in this campaign

1981 Western Rwl Series 1981 Western Rws Series 1980 Western Rwl Series 1980 Western Rws Series 1979 Western Rwl Series 1979 Western Rws Series 1978 Western Rws Series 1978 Western Rwl Series

This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗