There are 5 owner-reported brakes complaints for the 2005 Saturn Ionin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
PASSENGER FRONT WHEEL OF A 2005 SATURN ION 3, STILL UNDER FACTORY WARRANTY WITH 27,000 MILES, LOCKED UP ON DEC 22, 2007 CAUSING A SINGLE CAR COLLISION. AN ASE CERTIFIED MECHANIC LOOKED THE CAR OVER AFTER HAVING IT TOWED TO MY RESIDENCE AND SAW THAT THE SPINDLE WAS BROKEN, BUT THERE WAS NO SIGN OF OTHER DAMAGE TO THE VEHICLE THAT WOULD CAUSE ENOUGH FORCE TO BREAK THE SPINDLE. HIS OPINION IS THAT THE SPINDLE (CAST ALUMINUM) WAS OVER-TIGHTENED AT THE DEALERSHIP AND HAD A DEFECT/HAIRLINE CRACK THAT FINALLY FAILED. THE FAILURE HAPPENED AT 60 MILES PER HOUR, CAUSING THE VEHICLE TO SLAM INTO THE GUARDRAIL, THEN SPIN INTO A DITCH. WHEN THE SPINDLE FAILED AND THE VEHICLE PULLED SHARPLY TO THE RIGHT, I ATTEMPTED TO HIT THE BRAKES WHICH WENT TO THE FLOOR AND DID NOTHING. INSURANCE HAS REFUSED TO COVER THE DAMAGE, AND DECLARED THE DAMAGE A MANUFACTURER DEFECT. *TR
TL* THE CONTACT OWNS A 2005 SATURN ION. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE REAR OF THE VEHICLE BEGAN TO SWAY ABNORMALLY. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE TECHNICIAN STATED THAT THE ANTI-LOCK SYSTEM WAS FAULTY AND THE REAR BRAKES SHOES WERE WORN. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 19,000.
DT*: THE CONTACT STATED WHILE TRAVELING 60 MPH, DOWN AN ICY HILL THE BRAKE PEDAL WENT TO THE FLOOR AND THE BRAKES DID NOT RESPOND. THE VEHICLE COASTED TO A STOP AND WAS TOWED TO THE DEALERSHIP. A DIAGNOSTIC TEST WAS PERFORMED, WHICH DETERMINED THERE WAS NO FAILURE ASSOCIATED WITH THE VEHICLE. WHILE DRIVING OFF THE LOT, THE BRAKE PEDAL WENT TO THE FLOOR AGAIN. THE MANUFACTURER HAS BEEN ALERTED. UPDATED 05/22/06
I WAS DRIVING MY 2005 SATURN ION2 AND THE BRAKES TOTALLY FAILED WHEN I DEPRESSED THE CLUTCH ON MY 5 SPEED TRANSMISSION. AFTER TAKING IT IN FOR SERVICE THE MECHANIC TOLD ME THAT THE SLAVE CYLINDER WAS LEAKING AND ALLOWED AIR INTO THE BRAKE SYSTEM BECAUSE THE BRAKES AND CLUTCH HAVE A SHARED HYDRAULIC FLUID RESERVOIR. I COULDN'T DOWNSHIFT BECAUSE THE CLUTCH FAILED AND I COULDN'T BRAKE BECAUSE THE BRAKES FAILED. THE WARNING SYSTEM FAILED BECAUSE THERE WAS STILL SOME FLUID IN THE SHARED RESERVOIR. THE WARNING LIGHT GOES ON WHEN THE SYSTEM IS OUT OF FLUID NOT WHEN IT IS RUNNING LOW. SCARY STUFF... I COULD HAVE BEEN KILLED OR KILLED OTHERS. LUCKY FOR ME I WAS NOT GOING HIGHWAY SPEEDS AND/OR ON A BUSY STREET. I WAS ABLE TO USE THE EMERGENCY BRAKE TO STOP...*NM
I PURCHASED A 3005 SATURN ION COUPE 3 5/31/05 WITH IN THE PAST 7 MONTHS,THE CAR HAS BEEN BACK TO THE DEALERSHIP 5 TIMES. THE DAY AFTER I PICKED UP THE VEHICLE, I NOTICED A THUMPING NOISE IN THE BACK. AFTER BRINGING BACK TO THE DEALERSHIP, I WAS TOLD THAT THE REAR ROTORS NEEDED TO BE REPLACED. THIS DID NOT FIX THE NOISE. MY SECOND TRIP THE DEALERSHIP INDICATED THAT I NEEDED NEW REAR BRAKE DRUMS. BECAUSE THEY WERE WARPED (FUTURE CONVERSATIONS WITH THE SALES MANAGER INDICATED THAT THIS WAS COMPLETELY NORMAL, THAT IF THE CAR SITS FOR A FEW WEEKS WITHOUT BEING DRIVEN, THE DRUMS WILL WARP, WHICH LEADS ME TO THINK THAT SATURN SHOULD RE THINK THE QUALITY OF PARTS THEY USE.) SINCE THAT TIME, I HAVE BROUGHT THE CAR IN FOR A DEFECTIVE RADIO (WHICH WAS REPLACED) A DRIVERS WINDOW THAT WOULDN'T GO DOWN (MOTOR REPLACED) AND THE CRUISE CONTROL NOT WORKING (AFTER 2 TIMES, IT WAS REPLACED). I FINALLY WAS ABLE TO SPEAK WITH THE AREA MANAGER LAST WEEK AFTER I CALLED SATURN CUSTOMER SERVICE TO LOG A COMPLAINT FOR THE SECOND TIME. HE OFFERED ME FREE BASIC MAINTENANCE (OIL CHANGES, TIRE ROTATIONS) FOR 2 YEARS. THIS WAS THE FIRST TIME THAT ANYONE AT SATURN HAD OFFERED TO DO ANYTHING FOR MY TIME/INCONVENIENCE. VERY POOR CUSTOMER SERVICE/SATISFACTION. *NM
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026