NHTSA Campaign Id 91V028000; Date: Feb. 13, 1991
Bumper could separate from vehicle when using a bumpermounted trailer hitch ball.
1991 Mazda Navajo
Component: Structure:body:bumpers
Manufactured by: Mazda (north America),inc
Affected Units:: 10,000
Rear bumper may be susceptible to fatigue cracking under extended trailer tow service when using a bumper mounted trailer hitch.
Install two additional brackets, one additional bar and associated fasteners to prevent bumper separation.
System: rear bumper reinforcement. Vehicle description: light-duty trucks built by Ford motor company. Note: bumper mounted trailer hitch ball assembly should not be used untilrepair procedure is completed.
Date Owners notified by Manufacturer: Apr 1, 1991
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