1997 Jeep Cherokee Cruise Control Problems
33 owner-reported cruise control complaints from NHTSA data
Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.
Owner Complaints (33)
TL* THE CONTACT OWNS A 1997 JEEP GRAND CHEROKEE. THE CONTACT WAS IN AN IDLE POSITION WITH THE BRAKE EPRESSED WHEN SUDDENLY, THE VEHICLE ACCELERATED ABNORMALLY. THE CONTACT APPLIED FULL BODY FORCE ON THE BRAKE PEDAL IN ORDER TO STOP THE VEHICLE. THE FAILURE RECURRED THREE TIMES. THE VEHICLE HAD NOT BEEN DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE MALFUNCTION. THE APPROXIMATE FAILURE MILEAGE WAS 130,000. THE VIN WAS UNAVAILABLE.
VEHICLE INCIDENT 09/23/08 APPROX. 2:55-3:00 P.M. ON HIGHWAY 90, MILTON, FL DRIVING A 1997 JEEP CHEROKEE, 4 CARS IN TOTAL WERE INVOLVED I WAS STOPPED FAR BACK IN A LINE OF CARS WAITING FOR A RED LIGHT TO TURN GREEN. THE LINE BEGAN TO MOVE UP SLOWLY, I LET MY FOOT UP FROM THE BRAKE AND WITHIN SECONDS THE JEEP ACCELERATED FORWARD, I IMMEDIATELY APPLIED PRESSURE TO THE BRAKES THE CAR SLOWED TEMPORARILY BUT CONTINUED TO SURGE FORWARD IN A JERKING HOPPING MOTION. MY VEHICLE IMPACTED THE CAR AHEAD OF ME. I LOOKED DOWN TO MAKE SURE I WAS APPLYING PRESSURE TO THE BRAKES; MY PASSENGER WAS ALREADY CHECKING AS WELL. SEEING THAT I WAS (MY FOOT NEVER TOUCHED THE GAS PEDAL DURING ANY OF THIS) AND THAT THE CAR WAS STILL PUSHING FORWARD I WAS FORCED TO TURN OFF THE IGNITION TO STOP THE VEHICLE. THE OFFICER DID NOT CITE ME THOUGH OF COURSE MY VEHICLE WAS STILL RESPONSIBLE. THE OFFICER IN HER REPORT STATED THAT SHE BELIEVED THE IMPACT, TO THE CAR MY JEEP STRUCK, WAS AT 45 MP/H BECAUSE OF THE AMOUNT OF DAMAGE TO THE REAR END. THIS OF COURSE WAS NOT POSSIBLE SINCE I WAS AT A STOPPED POSITION STARTING TO COAST FORWARD; THE EXTENT OF THE DAMAGE WAS DUE TO THE JEEP HITTING THE CAR MULTIPLE TIMES AS IT CONTINUED TO ACCELERATE WHILE I WAS BRAKING. AFTER THE INCIDENT THE CAR WAS TAKEN TO THE DEALER, NO OVERT CAUSE WAS FOUND. THROUGH PERSONAL RESEARCH I HAVE FOUND SIMILAR INCIDENTS LINKED TO THE CRUISE CONTROL SYSTEM (EVEN WHEN NOT TURNED ON), BECAUSE OF THIS WE ARE IN THE PROCESS OF HAVING IT DISCONNECTED. MY FAMILY IS EXTREMELY TENTATIVE TO DRIVE THE VEHICLE TILL THIS PROBLEM IS RESOLVED. *TR
CAR JUST TOOK OFF ON ITS OWN WHILE DRIVING DOWN THE HIGHWAY.*AK
WHILE DRIVING VEHICLE ACCELERATES WITHOUT APPLYING GAS, CAUSING VEHICLE TO BE UNCONTROLLABLE. *AK
WHILE REVERSING , VEHICLE SUDDENLY ACCELERATED AT A VERY HIGH SPEED AND IMPACTED A TREE. *PH
THE VEHICLE WAS PARKED BUT RUNNING. WHEN THE DRIVER OPENED THE DOOR THE VEHICLE SUDDENLY ACCELERATED WITHOUT WARNING. THE CONSUMER REQUESTED REIMBURSEMENT FOR MEDICAL BILLS. *SCC *JB
THE VEHICLE WAS PARKED BUT RUNNING. WHEN THE DRIVER OPENED THE DOOR THE VEHICLE SUDDENLY ACCELERATED WITHOUT PRIOR WARNING. *NLM. *AK CONSUMER SUSTAINED INJURIES FROM BEING DRAGGED. *TT *JB
WHEN AT A STOP BRAKE APPLIED, ENGINE WILL INTERMITTENTLY REV, AND VEHICLE WILL START TO ACCELERATE. CONSUMER HAS TO APPLY BRAKE HARD TO STOP VEHICLE. VEHICLE HAS NOT BEEN EXAMINED BY DEALER.*AK
VEHICLE WAS ACCELERATING, WHEN THE VEHICLE REACHED 55 MPH THE STEERING COLUM RELEASED AND SPUN FREELY. THE OWNER HAD NO CONTROL OVER THE VEHICLE AND HIT A TELEPHONE POLE. THE VEHICLE HAS BEEN IN THE SERVICE CENTER MANY TIMES WITH STEERING AND FRONT END PROBLEMS AND ALL VISITS HAVE BEEN DOCUMENTED . THESE REPAIRS HAVE ALL BEEN DONE AT TOWN AND COUNTRY GATES ARE THEY RESPONSIBLE OR IS THE MANUFACTURER
VEHICLE WAS TURNED ON AND IN PARK WHEN IT SUDDENLY LURCHED FORWARD, KNOCKING CONSUMER DOWN AND UNCONSCIOUS. BEFORE STOPPING, VEHICLE TURNED IN A COUNTER CLOCKWISE MOTION, DESTROYING ALL OBJECTS IN ITS PATH. DEALER AND MANUFACTURER WERE NOTIFIED.*AK
PROBLEM WITH ENGINE REVVING WHILE VEHICLE IN OR OUT OF GEAR *AK
WHILE DRIVING 5 MPH AND APPLYING BRAKES VEHICLE SUDDENLY ACCELERATED TO 35-40 MPH UPHILL. CONSUMER PUT GEAR IN NEUTRAL TO SLOW VEHICLE DOWN. DEALER CLAIMED ACCELERATOR PEDAL LINKAGE WAS BEND AND CAUSED ACCELERATION. *AK
RPM'S TO 4000, MPH 30; DEALER CLAIMS PROBLEMS WITH OTHER CUSTOMERS WITH SAME PROBLEM. DIAGNOSED AS "VALVE BODY AND GOVERNOR CENSOR" REPLACEMENT. ENGINE CHECK LIGHT HAS BEEN AN ONGOING PROBLEM SINCE VEHICLE WAS PURCHASE. SOMETIMES IT GOES OFF PRIOR TO THE DEALER, OTHER TIMES DEALER CLAIMS ITS A MINOR PROBLEM. WARRANTY APPLIED MOST TIMES, NOW I AM BEING NIT PICKED EVERYTIME THE ENGINE LIGHT GOES ON, BUT THIS TIME IT IS SERIOUS. *AK
WE WERE ON OOUR WAY HOME ON THE FREEWAY, IT WAS STOP AND GO TRAFFIC, WE WERE NOT GOING MORE THAN 3MPHAND MY FOOT APPLIED ON THE BRAKE WHEN THE JEEP LURCHED FORWARD AND STRUCK A BOAT AND THE OUTDRIVE CAUSING $5000 TO MY VEHICLE AND THE BOAT IS STILL IN REPAIR.*AK
WE WERE ON OOUR WAY HOME ON THE FREEWAY, IT WAS STOP AND GO TRAFFIC, WE WERE NOT GOING MORE THAN 3MPHAND MY FOOT APPLIED ON THE BRAKE WHEN THE JEEP LURCHED FORWARD AND STRUCK A BOAT AND THE OUTDRIVE CAUSING $5000 TO MY VEHICLE AND THE BOAT IS STILL IN REPAIR.*AK
WHILE TRAVELLING ABOUT 65-70MPH VEHICLE SUDDENLY SURGED FORWARD, ACCELERATED TO AROUND 78 MPH. ENGINE REVVED, ACCELERATOR PEDAL STUCK TO FLOOR, CONSUMER COULD NOT SLOW VEHICLE DOWN, FINALLY SHUT OFF IGNITION. CHRYSLER SAID THAT A VEHICLE WITH THAT MANY MILES THAT COULD HAPPEN.*AK
WHILE VEHICLE WAS IN PARK WITH THE MOTOR RUNNING, IT JUMPED INTO REVERSE. TOOK OFF AND HIT A POLE. VEHICLE WAS TAKEN TO THE DEALERSHIP AND REPAIRED. *AK *ML
THE ACCELERATOR STICKS WHEN DRIVING. THE PROBLEM OCCURS WHEN THE VEHICLE IS ON A DOWNHILL GRADE WHILE USING A LOWER GEAR TO LIMIT DOWNHILL SPEED. WHILE DRIVING DOWNHILL THE THROTTLE STICKS WHEN A SMALL AMOUNT OF POWER IS ADDED TO MAINTAIN A GIVEN SPEED. WHEN DRIVING UNDER THIS CONDITION IF I ADD BRAKING, THE THROTTLE (RPM) CONTINUES TO STAY AT APPROXIMENTLY 3000 RPM. AT THIS POINT IF I PUT THE TRANSMISSION INTO NEUTRAL THE THROTTLE STAYS AT HIGH RPM AS I CONTINUE TO COAST DOWNHILL AND DOESN'T REDUCE RPM UNTIL THE VEHICLE HAS SLOWED TO A STOP. IT'S INTERESTING HOW WHEN IN NEUTRAL THAT THE VEHICLE RECOGNIZES THE SPEED, OR LACK OF, THEN REDUCES RPM ONCE THE VEHICLE HAS SLOWED TO A STOP. WHEN DRIVING THE VEHICLE WHILE IN GEAR THE SAME PROBLEM OCCURS. WHILE IN GEAR, IF I BRAKE, THE THROTTLE (RPM) CONTINUES TO STICK UNTIL THE VEHICLE SLOWS TO A STOP AND THEN THE RPM LOWERS TO IDLE SPEED. (KINDA HARD ON THE BREAKS TOO!) I DEMONSTRATED THIS EXACT PROBLEM TO A CHRYSLER REP. (BOB HARDY). LATER I FOUND OUT HE HAD STATED THAT THE THROTTLE STICKING WAS "NORMAL". AFTER I HAD DEMONSTRATED THE THROTTLE STICKING, I WAS TOLD THERE WAS NOTHING THAT SHOULD BE DONE BECAUSE THEY HAD DETERMINED THAT THE THROTTLE STICKING WAS "DRIVER INDUCED". WHAT A RIDICULES STATEMENT! A CATCH 22! HERE, I FINALLY GET THE OPPORTUNITY TO DEMONSTRATE THE THROTTLE STICKING AND IT IS USED AS THERE DEFENSE SAYING THAT I INDUCED MY VEHICLE TO HAVE A STUCK THROTTLE! I GUESS THAT'S THE PRICE "I" PAY WHEN I DEMONSTRATE A SERIOUS DEFECT AND THE MANUFACTURE WANTS TO IGNORE IT! I HAVE COMPLAINED ABOUT THIS DEFECT FOR OVER TWO YEARS, WHILE IT WAS STILL UNDER WARRANTY AND NOTHING RELATED TO THIS DEFECT WAS CORRECTED. I MUST ADD, IT TOOK SOME TIME TO REALIZE THAT THE THROTTLE WAS STICKING DUE TO THE CIRCUMSTANCES INVOLVED, WHICH MADE IT DIFFICULT TO RECOGNIZE IMMEDIATELY. *AK
THE ACCELERATOR STICKS WHEN DRIVING. THE PROBLEM OCCURS WHEN THE VEHICLE IS ON A DOWNHILL GRADE WHILE USING A LOWER GEAR TO LIMIT DOWNHILL SPEED. WHILE DRIVING DOWNHILL THE THROTTLE STICKS WHEN A SMALL AMOUNT OF POWER IS ADDED TO MAINTAIN A GIVEN SPEED. WHEN DRIVING UNDER THIS CONDITION IF I ADD BRAKING, THE THROTTLE (RPM) CONTINUES TO STAY AT APPROXIMENTLY 3000 RPM. AT THIS POINT IF I PUT THE TRANSMISSION INTO NEUTRAL THE THROTTLE STAYS AT HIGH RPM AS I CONTINUE TO COAST DOWNHILL AND DOESN'T REDUCE RPM UNTIL THE VEHICLE HAS SLOWED TO A STOP. IT'S INTERESTING HOW WHEN IN NEUTRAL THAT THE VEHICLE RECOGNIZES THE SPEED, OR LACK OF, THEN REDUCES RPM ONCE THE VEHICLE HAS SLOWED TO A STOP. WHEN DRIVING THE VEHICLE WHILE IN GEAR THE SAME PROBLEM OCCURS. WHILE IN GEAR, IF I BRAKE, THE THROTTLE (RPM) CONTINUES TO STICK UNTIL THE VEHICLE SLOWS TO A STOP AND THEN THE RPM LOWERS TO IDLE SPEED. (KINDA HARD ON THE BREAKS TOO!) I DEMONSTRATED THIS EXACT PROBLEM TO A CHRYSLER REP. (BOB HARDY). LATER I FOUND OUT HE HAD STATED THAT THE THROTTLE STICKING WAS "NORMAL". AFTER I HAD DEMONSTRATED THE THROTTLE STICKING, I WAS TOLD THERE WAS NOTHING THAT SHOULD BE DONE BECAUSE THEY HAD DETERMINED THAT THE THROTTLE STICKING WAS "DRIVER INDUCED". WHAT A RIDICULES STATEMENT! A CATCH 22! HERE, I FINALLY GET THE OPPORTUNITY TO DEMONSTRATE THE THROTTLE STICKING AND IT IS USED AS THEIR DEFENSE SAYING THAT I INDUCED MY VEHICLE TO HAVE A STUCK THROTTLE! I GUESS THAT'S THE PRICE "I" PAY WHEN I DEMONSTRATE A SERIOUS DEFECT AND THE MANUFACTURE WANTS TO IGNORE IT! I HAVE COMPLAINED ABOUT THIS DEFECT FOR OVER TWO YEARS, WHILE IT WAS STILL UNDER WARRANTY AND NOTHING RELATED TO THIS DEFECT WAS CORRECTED. I MUST ADD, IT TOOK SOME TIME TO REALIZE THAT THE THROTTLE WAS STICKING DUE TO THE CIRCUMSTANCES INVOLVED, WHICH MADE IT DIFFICULT TO RECOGNIZE IMMEDIATELY. *AK
THE ACCELERATOR STICKS WHEN DRIVING. THE PROBLEM OCCURS WHEN THE VEHICLE IS ON A DOWNHILL GRADE WHILE USING A LOWER GEAR TO LIMIT DOWNHILL SPEED. WHILE DRIVING DOWNHILL THE THROTTLE STICKS WHEN A SMALL AMOUNT OF POWER IS ADDED TO MAINTAIN A GIVEN SPEED. WHEN DRIVING UNDER THIS CONDITION IF I ADD BRAKING, THE THROTTLE (RPM) CONTINUES TO STAY AT APPROXIMENTLY 3000 RPM. AT THIS POINT IF I PUT THE TRANSMISSION INTO NEUTRAL THE THROTTLE STAYS AT HIGH RPM AS I CONTINUE TO COAST DOWNHILL AND DOESN'T REDUCE RPM UNTIL THE VEHICLE HAS SLOWED TO A STOP. IT'S INTERESTING HOW WHEN IN NEUTRAL THAT THE VEHICLE RECOGNIZES THE SPEED, OR LACK OF, THEN REDUCES RPM ONCE THE VEHICLE HAS SLOWED TO A STOP. WHEN DRIVING THE VEHICLE WHILE IN GEAR THE SAME PROBLEM OCCURS. WHILE IN GEAR, IF I BRAKE, THE THROTTLE (RPM) CONTINUES TO STICK UNTIL THE VEHICLE SLOWS TO A STOP AND THEN THE RPM LOWERS TO IDLE SPEED. (KINDA HARD ON THE BREAKS TOO!) I DEMONSTRATED THIS EXACT PROBLEM TO A CHRYSLER REP. (BOB HARDY). LATER I FOUND OUT HE HAD STATED THAT THE THROTTLE STICKING WAS "NORMAL". AFTER I HAD DEMONSTRATED THE THROTTLE STICKING, I WAS TOLD THERE WAS NOTHING THAT SHOULD BE DONE BECAUSE THEY HAD DETERMINED THAT THE THROTTLE STICKING WAS "DRIVER INDUCED". WHAT A RIDICULES STATEMENT! A CATCH 22! HERE, I FINALLY GET THE OPPORTUNITY TO DEMONSTRATE THE THROTTLE STICKING AND IT IS USED AS THEIR DEFENSE SAYING THAT I INDUCED MY VEHICLE TO HAVE A STUCK THROTTLE! I GUESS THAT'S THE PRICE "I" PAY WHEN I DEMONSTRATE A SERIOUS DEFECT AND THE MANUFACTURE WANTS TO IGNORE IT! I HAVE COMPLAINED ABOUT THIS DEFECT FOR OVER TWO YEARS, WHILE IT WAS STILL UNDER WARRANTY AND NOTHING RELATED TO THIS DEFECT WAS CORRECTED. I MUST ADD, IT TOOK SOME TIME TO REALIZE THAT THE THROTTLE WAS STICKING DUE TO THE CIRCUMSTANCES INVOLVED, WHICH MADE IT DIFFICULT TO RECOGNIZE IMMEDIATELY. *AK
THE ACCELERATOR IS STICKING WHILE THE VEHICLE IS ON A DOWNHILL GRADE AND A LOWER GEAR IS BEING USED TO LIMIT THE SPEED, THE THROTTLE STICKS WHEN A SMALL AMOUNT OF POWER IS ADDED TO MAINTIAN SPEED, WHEN THE CONSUMER BRAKES, THE RPM CONTINUES TO STICK, THE DEALER INFORMED THE CONSUMER THAT THE THROTTLE STICKING IS NORMAL. *SLC
THE ACCELERATOR STICKS WHEN DRIVING. THE PROBLEM OCCURS WHEN THE VEHICLE IS ON A DOWNHILL GRADE IN A LOWER GEAR WHILE USING THE LOWER GEAR TO LIMIT DOWNHILL SPEED. WHILE DRIVING DOWNHILL THE THROTTLE STICKS WHEN A SMALL AMOUNT OF POWER IS ADDED TO MAINTAIN A GIVEN SPEED. WHILE DRIVING UNDER THESE CONDITIONS I CAN ADD BRAKES AND THE THROTTLE (RPM) CONTINUES TO STAY AT APPROXIMENTLY 3000 RPM. AT THIS POINT IF I PUT THE TRANSMISSION INTO NEUTRAL BUT THROTTLE STAYS AT HIGH RPM AS I CONTINUE TO COAST DOWNHILL AND DOESN'T REDUCE RPM UNTIL THE CAR HAS SLOWED TO A STOP. IT'S INTERESTING, HOW WHEN IN NEUTRAL THAT THE VEHICLE RECOGNIZES THE SPEED, THEN REDUCES THE RPM TO IDLE SPEED ONCE IT HAS SLOWED TO A STOP. IF I KEEP THE CAR IN GEAR WHILE BREAKING TO A STOP, IT ALSO EVENTUALLY DROPS RPM TO IDLE SPEED. I DEMONSTRATED THIS EXACT PROBLEM TO A CHRYSLER REP. (BOB HARDY). LATER I FOUND OUT HE FELT THIS WAS "NORMAL" AND AFTER I DEMONSTRATED THE PROBLEM AND WAS I TOLD THERE WAS NOTHING THAT COULD BE DONE AND THAT THEY SAID IT WAS "DRIVER INDUCED". I GUESS THAT'S THE PRICE YOU PAY WHEN YOU DEMONSTRATE A VERY SERIOUS PROBLEM AND THE MANUFACTURE WANTS TO IGNOR IT! I HAVE COMPLAINED ABOUT THIS PROBLEM FOR OVER 2 1/2 YEARS WHILE STILL UNDER WARRANTY AND NOTHING RELATED TO THIS PROBLEM WAS CORRECTED. I MUST ADD THAT IT TOOK SOME TIME FOR ME TO REALIZE THAT THIS WAS HAPPENING BECAUSE YOU CAN BREAK WHILE THE THROTTLE IS STICKING AND THEN WHEN STOPPED IT DROPS RPM. THIS CAN TEND TO MASK RECOGNIZING THE PROBLEM IMMEDIATELY. *AK
HAVE REPEATEDLY (EIGHT OF MORE TIMES) OVER THE PAST +2 1/2 YEARS, WHILE UNDER WARRANTY COMPLAINED OF THROTTLE STICKING TO DEALER AND MANUFACTURER. AS OF MARCH 24, 2000, AFTER DEFECT WAS INDISPUTABLY DEMINSTRATED TO CHRYSLER FACTORY REP. I WAS TOLD "THERE IS NOTHING ABNORMAL OCCURRING" AND NO REPAIR WERE NECESSARY. THEY ALSO SAID AFTER THE DEFECT WAS DEMONSTRATED TO THEM IT WAS CAUSED BY "INDUCEMENT".
AFTER EXITING CAR WASH WITH THE GEAR STILL IN NEUTRAL, THERE WAS A SUDDEN ACCELERATION WHICH CAUSED THE CAR TO CRASH INTO A CONCRETE ENBANKMENT*AK
I WAS PARALLEL PARKING THE CAR ON MY RESIDENTIAL STREET. I WAS IN REVERSE AND PROCEEDED TO BACK INTO THE PARKING SPACE. THE CARS BOTH IN FRONT AND BEHIND ME WERE SOME DISTANCE AWAY. SUDDENLY THE ENGINE REVED TO A VERY HIGH RPM AND THE CAR SHOT FORWARD AND CRASHED INTO THE CAR IN FRONT OF ME. THE CAR WAS STILL IN REVERSE WHEN I TURNED OFF THE IGNITION. SEVERAL PERSONS WITNESSED THE INCIDENT. THEY HEARD THE HIGH REV OF THE ENGINE, AND ALSO NOTED THAT THE BACKUP LITES WERE ON WHEN I HIT THE CAR IN FRONT OF ME. I HAVE OWNED 3 JEEP CHEROKEES AND HAVE DRIVEN THEM FOR THE PAST TEN YEARS SO I AM VERY EXPERIENCED IN DRIVING THIS VEHICLE. I AM POSITIVE THAT THIS CAR WAS IN REVERSE WHEN THE SUDDEN ACCELERATION OCCURRED. *AK
WAS SHIFTING INTO REVERSE WHEN VEHICLE SUDDENLY ACCELERATED BACKWARDS. HAD FOOT ON BRAKES AT TIME & NOT ABLE TO STOP. BEFORE ACCELERATION , A LOUD ROARING (LIKE REVVING) SOUND HEARD. HAD HIT BRICK WALL. TAKEN VEHICLE TO DEALER TO CHECK OUT.*AK
TPC SENSOR FAILED.
WHEN OWNER GOT OUT OF VEHICLE TO UNLOCK HOUSE DOOR WITH THE IGNITION RUNNING, NOT SURE IF VEHICLE WAS IN THE PARKED POSITION, THE VEHICLE REMAINED IN A STILL POSITION FOR A FEW MOMENTS, THEN PROCEEDED TO ROLL FORWARD, PICKED UP SPEED AND WENT THROUGHT THE GARAGE DOOR. CONTINUED TO BUILD UP MORE SPEED GOING THROUGH THE BACK OF THE BACK OF GARAGE UNTIL STOPPING. WITH THE VEHICLE SHOWING THE DRIVE POSITION. CHRYSLER COULD NOT FIND A PROBLEM WITH VEHICLE. *AK
VEHICLE WILL BEGIN TO SURGE WHEN SHIFTING INTO 1ST AND 2ND GEAR, CAUSING THE VEHICLE TO MOVE FORWARD WITHOUT WARNING, DEALER HAS REPLACED THROTTLE CABLE BUT DEFECT IS STILL OCCURRING, CANNOT DETERMINE PROBLEM. *AK
VEHICLE EXPERIENCED SUDDEN ACCELERATION, CAUSING A COLLISION.
WHILE DRIVING AT 15 MPH THE VEHICLE JERKED FORWARD AND SPED UP, CAUSING THE VEHICLE TO ROLL OVER, AND BRAKING SYSTEM DID NOT WORK. THIS HAPPEN TWICE. *AK
VEHICLE EXPERIENCED SUDDEN ACCELERATION RESULTING IN VEHICLE ROLL OVER AND COLLISION.
WHILE DRIVING WITH CRUISE SET AT 70MPH, SUDDENLY CRUISE CONTROL ACCELERATED TO OVER 90MPH, BRAKE ACTION SEEMED INEFFECTIVE TO STOP, BRAKES ONLY SLOWED VEHICLE TO 40MPH, PLACED VEHICLE INTO NEUTRAL, THEN TURNED OFF IGNITION TO STOP. *AK