1999 Blue Bird Q-BUS

VEHICLE DESCRIPTION: SCHOOL BUSES EQUIPPED WITH HENDRICKSON REAR AIR SUSPENSION. INADEQUATE TIGHTENING OF THE 5/8" BOLTS ON THE REAR AIR SUSPENSION HANGER BOLTS AND ON REAR AXLE TORQUE ARM AXLE SEAT STUDS.

RiskINSUFFICIENT TIGHTENING PERMITS MOVEMENT BETWEEN THE COMPONENTS THAT COULD RESULT IN BOLTS AND STUDS BREAKING, INCREASING THE RISK OF A CRASH.

FixDEALERS WILL REPLACE THE 5/8" GRADE 8-HANGER BOLTS. IN ADDITION, AXLE SPRING SEAT FASTENERS WILL BE CHECKED FOR PROPER TIGHTNESS AND, IF NEEDED, TIGHTENED TO SPECIFICATIONS. OWNER NOTIFICATION BEGAN JANUARY 18, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT BLUE BIRD AT 1-478-822-2242.

VEHICLE DESCRIPTION: SCHOOL AND TRANSIT BUSES EQUIPPED WITH REAR MOUNTED ENGINES. THE 12-VOLT POWER SUPPLY CABLE(S) MAY BE CHAFFED BY HOSES, HARNESSES, FRAME COMPONENTS, OR CLAMPS.

RiskTHIS CONDITION CAN RESULT IN POWER FAILURE AND/OR RISK OF FIRE IN THE ENGINE COMPARTMENT.

FixDEALERS WILL REMOVE AND INSPECT THE 12-VOLT POWER CABLE(S) FROM THE BATTERY TO THE STARTER AND, IF NECESSARY, WILL REPLACE THE CABLES. OWNER NOTIFICATION BEGAN JULY 30, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT BLUE BIRD AT 1-912-822-2242.

VEHICLE DESCRIPTION: SCHOOL AND TRANSIT BUSES EQUIPPED WITH ELECTRONIC ENGINES AND FELSTED ELECTRONIC ACCELERATOR PEDALS. THE RETURN SPRINGS CAN BREAK ON THE ACCELERATOR PEDALS THAT ARE EQUIPPED WITH STAINLESS STEEL OR ELECTROPLATED MUSIC WIRE RETURN SPRINGS.

RiskTHIS CONDITION COULD CAUSE THE PEDAL TO GO TO FULL THROTTLE IF BOTH RETURN SPRINGS BREAK, INCREASING THE RISK OF A CRASH.

FixREPLACEMENT ACCELERATOR PEDALS EQUIPPED WITH RETURN SPRINGS MANUFACTURED OF MUSIC WIRE WITH ONE ADDITIONAL COIL ON EACH SPRING AND WITH AN ORGANIC COATING, ELIMINATING ELECTROPLATING WILL BE INSTALLED.

VEHICLE DESCRIPTION: SCHOOL AND TRANSIT BUSES EQUIPPED WITH BENDIX AIR BRAKES. BENDIX CHANGED THE INTERNAL DESIGN OF THE QR1C RELAY VALVE BY ADDING A HOLE IN THE INTERNAL DIAPHRAGM. WHEN THE HOLE IN THE DIAPHRAGM ALIGNS WITH THE HOLE IN THE VALVE BODY, THE BRAKE APPLICATION TIME INCREASES.

RiskUNDER CERTAIN CONDITIONS, SUCH AS PARKED ON AN INCLINE, DRIVER ACTIVATES THE PARKING BRAKE BUT REMOVES FOOT FROM THE THREADLE VALVE, THE BUS COULD ROLL BEFORE THE PARKING BRAKE IS FULLY ENGAGED.

FixDEALERS WILL REPLACE THE DIAPHRAGMS WITH HOLES WITH SOLID DIAPHRAGMS FOR THE QR1C VALVES.

VEHICLE DESCRIPTION: SCHOOL AND TRANSIT BUSES EQUIPPED WITH BENDIX ABS ANTI-LOCK BRAKING SYSTEM. THE PRIMARY AND SECONDARY BRAKE TREADLE VALVE AIR LINES WERE INSTALLED INCORRECTLY AT THE BENDIX R12DC RELAY VALVE.

RiskWITH THE BRAKE SYSTEM INSTALLED INCORRECTLY, FUTURE MAINTENANCE MIGHT BE AFFECTED BY THIS INCONSISTENCY, CAUSING THE BRAKES TO BE INSTALLED INCORRECT, INCREASING THE RISK OF A CRASH.

FixDEALERS WILL CORRECT THE AIR LINE PLUMBING AT THE BENDIX R12DC RELAY VALVE.