NHTSA owner reports · September 18, 2026 snapshot.
Service Brakes, Hydraulic complaints
25 reportsClear category filterMileage unknown · Feb 17, 2000
Service Brakes, Hydraulic
I ORIGINALLY SUBMITTED THIS REPORT WHEN IT HAPPENED. WHEN I SAW A LIST OF ALL THE ALLANTES WITH THE FAILURE, I NOTICED MU127092 WASN'T ON IT. I WAS TOLD TO RESUBMIT. ANYWAY, I RUN THE LOCAL ALLANTE CAR CLUB HERE IN ST. LOUIS AND I CAN'T TELL YOU HOW NERVOUS OUR 87-92 MEMBERS/OWNERS ARE. THEY ARE SCARED TO DRIVE THEIR CARS BE…
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I ORIGINALLY SUBMITTED THIS REPORT WHEN IT HAPPENED. WHEN I SAW A LIST OF ALL THE ALLANTES WITH THE FAILURE, I NOTICED MU127092 WASN'T ON IT. I WAS TOLD TO RESUBMIT. ANYWAY, I RUN THE LOCAL ALLANTE CAR CLUB HERE IN ST. LOUIS AND I CAN'T TELL YOU HOW NERVOUS OUR 87-92 MEMBERS/OWNERS ARE. THEY ARE SCARED TO DRIVE THEIR CARS BECAUSE THEY COULD LOSE THEIR ENTIRE BRAKING SYSTEM WITH OUT ANY WARNING. ALMOST ALL OF THEM WON'T LET THEIR WIVES DRIVE OR LET THE KIDS RIDE ALONG BECAUSE OF THIS POTENTIALLY DEADLY FAILURE. THIS HAPPENED ON MY OTHER ALLANTE AS WELL (NU126027) THE CAR WAS LOW MILEAGE, IN PERFECT SHAPE, AND INSPECTED CONSTANTLY. IT HAPPENED WITHOUT WARNING. THAT CAR HAD TO HAVE THE ENTIRE HYDRO SYSTEM REPLACED ALONG WITH $6,000 IN OTHER BRAKE COMPONENTS BEFORE THE COMPUTER SAID THE BRAKING SYSTEM WAS SAFE (A TOTAL OF $8,500.IN PARTS/SERVICE). IT TOOK 7 WEEKS BECAUSE CADILLAC WOULDN'T RESPOND TO SERVICE QUERIES BY MY DEALER. CADILLAC IS TERRIBLE WHEN IT COMES TO THESE BRAKING SYSTEMS BECAUSE THEY KNOW WHAT A PROBLEM THEY HAVE ON THERE HANDS. THE CAR I'M REPORTING NOW, MU127092 WAS ROUGHLY $2,300 IN SERVICE AND 2 WEEKS TO REPAIR. ONE OF OUR MEMBERS HAD A BRAKE FAILURE ON HIS 88 AND HAD TO STORE HIS ALLANTE BECAUSE HE CAN'T AFFORD TO REPLCE THE SYSTEM. I CURRENTLY OWN TWO 93 ALLANTE AS WELL; BOTH WITH THE TRADITIONAL BOSCH II VACUUM POWERED SYSTEM USED ON ALL OTHER CADILLACS. I CAN DRIVE THOSE CARS WITHOUT WORRY. IT WOULD BE A BLESSING TO HAVE CADILLAC REPLACE OUR BOSCH III HYDRO SYSTEMS WITH THE BOSCH II VACUUM BOOST SYSTEM. THEN WE ALL COULD DRIVE OUR WONDERFUL CARS WITH CONFIDENCE RATHER THAN WHITE KNUCKLE FEAR. THANK YOU FOR YOU HELP. J. HESLOP, FOUNDER, GATEWAY REGION - ALLANTE APPRECIATION GROUP. *AK
NHTSA ODI #718893
Mileage unknown · Jan 27, 2000
Service Brakes, Hydraulic
ABS INDICATION LIGHT WOULD FLASH ON/OFF. DEALER STATED THAT ABS DOES NOT WORK. PLEASE PROVIDE FURTHER INFORMATON. *AK
NHTSA ODI #855564
Mileage unknown · Dec 9, 1999
Service Brakes, Hydraulic
CADDILAC WILL NOT REPLACE OR WARRANTY BRAKE SYSTEM. DEALER UNABLE TO . *AK
NHTSA ODI #715864
Mileage unknown · Nov 24, 1999
Service Brakes, Hydraulic
BRAKING SYSTEM FAILED AND BRAKE LIGHT ON DASH CAME ON - I WAS IN A PARKING LOT SO I WAS ABLE TO MAINTAIN CONTROL OF THE CAR. HOWEVER, THE CAR IS DIFFICULT TO CONTROL UNDER BRAKING AND I DRIVE IT ONLY OCCASIONALLY NOW. THE DEALER LOOKED AT IT ONCE AND REPLACED A SWITCH BUT THIS DIDN'T SOLVE THE PROBLEM. THE NEXT TIME THEY SAID…
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BRAKING SYSTEM FAILED AND BRAKE LIGHT ON DASH CAME ON - I WAS IN A PARKING LOT SO I WAS ABLE TO MAINTAIN CONTROL OF THE CAR. HOWEVER, THE CAR IS DIFFICULT TO CONTROL UNDER BRAKING AND I DRIVE IT ONLY OCCASIONALLY NOW. THE DEALER LOOKED AT IT ONCE AND REPLACED A SWITCH BUT THIS DIDN'T SOLVE THE PROBLEM. THE NEXT TIME THEY SAID THAT IT NEEDS A PART THAT WILL COST UPWARDS OF $2600.00, I HAVE NOT YET FIXED THIS BECAUSE I FEEL THAT THIS SYSTEM WAS POORLY DESIGNED AND SHOULD NOT FAIL TO THE POINT WHERE IT IS THIS EXPENSIVE TO REPAIR AND THE MANUFACTURER SHOULD ACCEPT RESPONSIBILITY FOR THIS.
NHTSA ODI #715205
Mileage unknown · Nov 1, 1999
Power TrainService Brakes, Hydraulic
WHILE DRIVING ABS WARNING LIGHT CAME ON, AND THE TRACTION WARNING LIGHT ALSO CAME ON. BRAKES WENT COMPLETELY OUT. DRIVER HAD TO DOWNSHIFT IN ORDER TO STOP. DEALER HAS REPLACED THE ABS AND PROBLEM HAS REOCCURRED. *AK
NHTSA ODI #852281
Mileage unknown · Oct 18, 1999
Service Brakes, Hydraulic
MASTER CYLINDER FAILED. NLM
NHTSA ODI #549083
Mileage unknown · Jun 29, 1999
Service Brakes, HydraulicUnknown Or Other
2 MASTER CYLINDERS INSTALLED BY PREVIOUS OWNER. FOUND OUT AFTER PURCHASE ABOUT ALLANTE BRAKE PROBLEMS. WILL NOT LET WIFE OR DAUGHTER DRIVE CAR. SHOULD BE RECALLED AND CORRECTED. HELP!
NHTSA ODI #708023
Mileage unknown · May 12, 1999
Service Brakes, Hydraulic
TOOK TO DEALER AND NO TROUBLE FOUND. NOT CHARGED. ABS FAILED AGAIN ON 5/7. WAITING REPAIRS.*AK
NHTSA ODI #706434
Mileage unknown · Apr 13, 1999
Exterior LightingService Brakes, Hydraulic
BRAKE SYSTEM FAILED WHILE IN PARKING LOT 3 TIMES. WOULD NOT STOP VEHICLE WITHOUT SHIFTING INTO NETRUAL. BRAKE LIGHT CAME ON WHEN SYSTEM FAILED. AFTER RESTARTING VEHICLE BRAKES WORKED FINE. CALLED DEALER, THEY WANTED CAR WHEN BRAKES DID NOT WORK. VEHICLE HAS BEEN MAINTAINED BY DEALERSHIP SINCE NEW. I AM THE SECOND OWNER. T…
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BRAKE SYSTEM FAILED WHILE IN PARKING LOT 3 TIMES. WOULD NOT STOP VEHICLE WITHOUT SHIFTING INTO NETRUAL. BRAKE LIGHT CAME ON WHEN SYSTEM FAILED. AFTER RESTARTING VEHICLE BRAKES WORKED FINE. CALLED DEALER, THEY WANTED CAR WHEN BRAKES DID NOT WORK. VEHICLE HAS BEEN MAINTAINED BY DEALERSHIP SINCE NEW. I AM THE SECOND OWNER. TOOK DEALER THREE WEEKS AND THREE DIFFERENT PARTS TO GET VEHICLE TO WORK. FIRST PART, ABS PUMP, THEN BRAKE SWITCH, THEN MASTER BRAKE CYLINDER. VEHICLE HAS ONLY 20,000 MILES AND MASTER CYLINDER NEEDS TO BE REPLACED BEFORE BRAKE PADS.
NHTSA ODI #705595
Mileage unknown · Apr 1, 1999
Service Brakes, Hydraulic
WHILE TRAVELING AND MAKING A SUDDEN STOP THE BRAKE PEDAL WENT TO THE FLOORBOARD, VEHICLE CONTINUED TO TRAVELING. BY DEPRESSING THE BRAKES AGAIN VEHICLE STOPPED. PLEASE PRIVE FURTHER INFORMATION. *AK
NHTSA ODI #836377
NHTSA investigations
3EA99017 · Braking System Failure
Opened Jun 30, 1999 · Closed Dec 28, 2001
Status: closed (inferred from source dates) · Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip
No summary supplied.
PE99012 · Braking System
Opened Feb 5, 1999 · Closed Jun 30, 1999
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
CONSUMERS ALLEGE A PARTIAL OR TOTAL LOSS OF BRAKING ABILITY
DP99001 · Braking System
Opened Jan 6, 1999 · Closed Feb 8, 1999
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
THE PETITIONER ALLEGE TOTAL LOSS OF ALL BRAKING ABILITY WITHOUT WARNING