MultiPurpose

Recalls - 1991 MACK MH

What is a recall? The National Highway Traffic Safety Administration, generally in cooperation with the vehicle manufacturer, issues recalls when a motor vehicle or item of motor vehicle equipment (including tires) does not comply with a Federal Motor Vehicle Safety Standard or when there is a safety-related defect in the vehicle or equipment. Work dictated by a recall is generally completed at no charge to the vehicle owner, regardless of whether you are the first owner or a subsequent owner. Please contact your service facilities for additional details and to confirm that this recall is relevant to your particular vehicle.

Component Description

VEHICLE SPEED CONTROL

Recall Number

94V032000

Manufacturer Recall Number

Not Available (Please See Notes)

Number of Vehicles Affected

Not Available (Please See Notes)

Manufactured From

Not Available (Please See Notes)

Manufactured To

Not Available (Please See Notes)

Defect Description

FUEL INJECTION SYSTEM RECONFIGURATION TO COMPLY WITH ENGINE EMISSION STANDARDS CAUSE HIGHER ENGINE VIBRATION LEVELS WHICH LEAD TO EARLY WEAR AND COMPLETE FAILURE OF THE SECONDARY THROTTLE RETURN MECHANISM.

Defect Consequence

IN THE EVENT THE PRIMARY THROTTLE RETURN FAILS, FAILURE OF THE SECONDARY THROTTLE RETURN SYSTEM WOULD NOT PROVIDE PROTECTION AGAINST LOSS OF THROTTLE CONTROL.

Defect Corrective Action

A NEW PRODUCTION SECONDARY THROTTLE RETURN SYSTEM CONFIGURATION WILL BE INSTALLED.

Notes

SYSTEM: FUEL; FUEL PUMP. VEHICLE DESCRIPTION: CLASS 8 TRUCKS EQUIPPED WITH E6 AND E7 ENGINES WITH ROBERT BOSCH P7100 MECHANICALLY-GOVERNED FUEL INJECTION PUMPS. NOTE: IF YOUR VEHICLE IS PRESENTED TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND THE REMEDY IS NOT PROVIDED WITHIN A REASONABLE TIME AND FREE OF CHARGE OR THE REMEDY DOES NOT CORRECT THE DEFECT OR NONCOMPLIANCE, PLEASE CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-800-424-9393.


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