1993 Mazda Navajo

TIRE DESCRIPTION: FIRESTONE WILDERNESS AT, SIZE P235/75R15, PRODUCED AT THE DECATUR, ILLINOIS TIRE PLANT AND ALL FIRESTONE RADIAL ATX AND RADIAL ATX II TIRES, SIZE P235/75R15. OPERATION OF THESE TIRES AT LOW INFLATION PRESSURES, HIGH SPEED, AND IN HOT WEATHER, CAN CONTRIBUTE TO SEPARATION OF THE TIRE TREAD.

RiskIF THE TREAD SEPARATES FROM THE TIRE, THE DRIVER CAN LOSE CONTROL OF THE VEHICLE, POSSIBLY RESULTING IN A CRASH CAUSING INJURY OR DEATH.

FixTHE REPLACEMENT/REIMBURSEMENT PROGRAM FOR THIS CAMPAIGN EXPIRED ON AUGUST 29, 2001. HOWEVER, CUSTOMERS SHOULD CONTACT FIRESTONE CUSTOMER SERVICE AT 1-800-465-1904 FOR POSSIBLE ASSISTANCE.

VEHICLE DESCRIPTION: ON CERTAIN SPORT UTILITY VEHICLES, THE HYDRAULIC LIFT CYLINDER BRACKET WELDS COULD FRACTURE.

Risk WITH A BROKEN BRACKET WELD, THERE IS A POTENTIAL FOR THE LIFTGATE BRACKET TO GRADUALLY BEND INWARD ALLOWING THE LIFT CYLINDER BALL STUD TO DISENGAGE, UNEXPECTEDLY ALLOWING THE LIFTGATE TO FALL FROM AN OPEN POSITION.

FixDEALERS WILL INSTALL LIFTGATE REINFORCEMENT BRACKETS. DEPENDING UPON THE CONDITION OF THE LIFTGATE SHEET METAL IN THE AREA OF THE BRACKET, DEALERS MAY ALSO INSTALL A LARGER REINFORCEMENT.

VEHICLE DESCRIPTION: MULTI-PURPOSE PASSENGER VEHICLES EQUIPPED WITH FACTORY INSTALLED SUNROOF. THE SUNROOF GLASS PANEL ASSEMBLY CAN SEPARATE WHILE THE VEHICLE IS MOVING DUE TO INCORRECT HINGE ENGAGEMENT. THIS WAS CAUSED BY IMPROPER SUNROOF INSTALLATION OF THE GLASS PANEL.

RiskUNEXPECTED SEPARATION OF THE SUNROOF GLASS PANEL COULD POSSIBLY DISTRACT THE DRIVER INCREASING THE RISK OF A VEHICLE CRASH OR LOSS OF VEHICLE CONTROL.

FixOWNERS WILL BE PROVIDED WITH AN INSTRUCTION BOOKLET WHICH THOROUGHLY OUTLINES, WITH ILLUSTRATIONS, THE PROPER PROCEDURES FOR THE REMOVAL, STORAGE, AND REINSTALLATION OF THE SUNROOF'S GLASS PANEL. A WARNING LABEL FOR ATTACHMENT TO THE SUNROOF'S LATCH KNOB WILL ALSO BE PROVIDED TO THE OWNERS.

THE STUDS WHICH ATTACH THE BRAKE MASTER CYLINDER TO THE POWER BRAKE VACUUM BOOSTER ASSEMBLY CAN DEVELOP STRESS CORROSION CRACKING AFTER BEING OPERATED FOR AN EXTENDED PERIOD OF TIME IN THE SOUTHERN CALIFORNIA LOCATION.

RiskIF A CRACK OCCURS, IT COULD RESULT IN ONE OR BOTH STUDS FRACTURING. THE MASTER CYLINDER COULD THEN SEPARATE FROM THE VACUUM BOOSTER, WHEN THE BRAKES ARE APPLIED, PREVENTING THE SERVICE BRAKES FROM FULLY ACTIVATING INCREASING THE RISK OF A VEHICLE ACCIDENT.

FixDEALERS WILL REPLACE THE POWER BRAKE VACUUM BOOSTER ASSEMBLY.

THE HYDRAULIC LIFT CYLINDERS ARE ATTACHED TO BRACKETS THAT ARE WELDED TO THE LIFTGATE. THE BRACKET WELDS CAN FRACTURE.

RiskWITH A BROKEN BRACKET WELD, THERE IS A POTENTIAL FOR THE LIFTGATE BRACKET TO GRADUALLY BEND INWARD ALLOWING THE LIFT CYLINDER BALLSTUD TO DISENGAGE.

FixDEALERS WILL INSTALL REINFORCEMENT BRACKETS.

THE PARKING BRAKE CONTROL SELF-ADJUST PAWL DOES NOT LINE UP PROPERLY WITH THE SELF-ADJUST RACHET CAUSING THE PAWL TO SLIP OVER ONE OR MORE TEETH IN THE RACHET.

RiskWHEN THE ABOVE OCCURS, IT CAN RESULT IN PARKING BRAKE SYSTEM INEFFECTIVENESS. THE PARKING BRAKE WILL NOT HOLD THE VEHICLE, CAUSING THE VEHICLE TO ROLL FREELY, IF THE TRANSMISSION IS NOT LEFT IN GEAR.

FixA WEDGE WILL BE INSTALLED WHICH WILL SERVE TO LOCK THE PARKING BRAKE SELF-ADJUST MECHANISM PAWL INTO ENGAGEMENT WITH THE RACHET. ALSO, OWNERS WILL BE ADVISED TO RELEASE AND REAPPLY THE PARKING BRAKE WHENEVER TOOTH SKIP OCCURS AND WILL BE REMINDED TO ALWAYS TURN OFF THE ENGINE AND LEAVE THE VEHICLE IN GEAR WHEN THE VEHICLE IS PARKED.

SEPARATION OF MASTER CYLINDER

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PARKING BRAKE FAILURE

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