Home · 2013 Chevrolet Impala Eco Eassist · Complaints

What 270 owners told NHTSA about the 2013 Chevrolet Impala Eco Eassist

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (270)Crash / fire / injury (16)Electronic Stability Control (esc) (108)Brakes (53)Electrical system (52)Steering (34)Transmission & drivetrain (33)Engine (30)Wheels (23)Speed control (20)Airbags (19)Suspension (17)

Newest first · 270 complaints · page 8 of 11

May 19, 2016Electronic Stability Control (esc)

I HAVE A 2013 IMPALA, THE TRACTION CONTROL KICKS IN WHEN MAKING LEFT TURNS FROM A STOP. THIS IS MY THIRD IMPALA; 2003, 2009 AND THIS 2013. ALL THREE WITH THE SAME ISSUE SO THIS IS MY LAST IMPALA. HEY GM, GET YOUR ACT TOGETHER!

NHTSA ODI 10865915

May 11, 2016Electronic Stability Control (esc)Brakes

MY STABILITRACK AND ABS KEEPS COMING ON AND OFF. IT DOES NOT MATTER IF I AM DRIVING ON A SIDE STREE OR ON THE BELTWAY. BELTWAY DRIVING IS DANGEROUS AND SCARY AS THE CAR SEEMS LIKE IT IS BRAKEING AND THEN SPEEDING UP. MAKING TURNS IT DOES THE SAME AND "JUMPS" WHEN I USE THE BRAKES. THIS IS ALL VERY DANGEROUS SITUATION AND SHOULD BE LOOKED AT ASAP. I HAS BEEN HAPPENING FOR 5 MONTHS AND THE SERVICE PEOPLE CAN NOT SEE ANY ISSUES.

NHTSA ODI 10864375

May 2, 2016

I BOUGHT A 2013 CHEVY IMPALA. I HAVE NOT HAD THE CAR FOR EVEN A YEAR YET, AND EVERY TIME I TURN THE CAR ON YOU CAN HEAR A KNOCKING NOISE COMING FROM THE DASHBOARD. EVERY TIME I TURN THE CAR ON OR OFF. I CHECKED WITH A MECHANIC, HE TOLD ME THAT THEY HAVE TO REMOVE THE WHOLE DASH BOARD IN ORDER TO FIX IT! I BELIEVE THIS SHOULD BE A RECALL! I PREVIOUSLY HAD A 2008 ALSO IMPALA AS WELL, AND IT DID THE SAME THING. THE REASON I BOUGHT THIS 2013 IMPALA IS BECAUSE I LIKE CHEVY'S, BUT I DIDN'T THINK THIS WOULD HAPPEN AGAIN THAT IS A SHAME THAT YOUR COMPANY DOESN'T DO A RECALL FOR THIS PROBLEM.

NHTSA ODI 10862507

May 2, 2016Electrical systemElectronic Stability Control (esc)Traction Control SystemBrakes

TL* THE CONTACT OWNS A 2013 CHEVROLET IMPALA. SHORTLY AFTER THE VEHICLE WAS REPAIRED FOR A RECALL WITH THE IGNITION SWITCH, THE STABILITY, TRACTION CONTROL, ABS, AND OTHER WARNING LIGHTS RANDOMLY FLASHED. THE FAILURE PROGRESSED EACH TIME THE VEHICLE WAS REVERSING AND WHEN MAKING LEFT AND RIGHT TURNS. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 69,000.

NHTSA ODI 10862612

Apr 27, 2016Electronic Stability Control (esc)

I WAS PULLING OUT ON HIGHWAY 59,CAR MADE A GRINDING NOISE AS I TURNED LEFT,TRACTION STABILITRAC AND ABS FLASHED,CHANGED THE WHEEL BEARING AND HARNESS,STABILITRAK STILL COMING ON NOISE IS STILL THERE...CAR WILL LOCK UP ON YOU IN TRAFFIC.I HAVE CUSTODY OF MY GRANDKIDS AND NOW HAVE NO WAY TO TAKE THEM TO SCHOOL...BECAUSE MY CAR WITH 43,300 MILES ON IT IS UNSAFE

NHTSA ODI 10861883

Apr 26, 2016Electronic Stability Control (esc)

BOUGHT MY 2013 CHEVY IMPALA USED WITH A LITTLE OVER 40 THOUSAND MILES, AND WITHIN A WEEK THE ABS LIGHT AND TRACTION CONTROL LIGHT COME ON WHEN MAKING A LEFT HAND TURN FROM A COMPLETE STOP/STATIONARY POSITION. DOES IT NOW DAILY ON A REGULAR BASIS AND ALSO MAKES A GRINDING NOISE WHEN ACCELERATING FROM A COMPLETE STOP MAKING LEFT HAND TURNS. ALSO CAUSES THE CAR TO STALL UNTIL I RELEASE THE GAS AND HAS BEEN EXTREMELY DANGEROUS WHEN TRYING TO MAKE LEFT TURNS WITH TRAFFIC COMING THE OPPOSITE DIRECTION. IT HAS ALSO MADE THE GRINDING NOISE AND THE DASH LIGHTS UP WHEN BACKING OUT OF THE DRIVEWAY.I HAVE TAKEN IT TO THE DEALERSHIP AND IT WAS KEPT FOR A DAY BUT THEY SAID THEY COULD NOT DUPLICATE THE PROBLEM. SEEMS TO BE WHAT I KEEP READING FROM EVERYONE ELSE'S COMPLAINT SO EITHER WERE ALL CRAZY OR CHEVY DOESN'T WANT TO DEAL WITH IT UNTIL SOMEONE DIES FROM THIS ISSUE. I HAVE TO DRIVE THIS CAR DAILY AND I DO NOT FEEL SAFE TO DRIVE IT.THIS ISSUE HAS ALWAYS BEEN CAUSED WHEN DRIVING ON RESIDENTIAL AND CITY STREETS NEVER ON THE HIGHWAY SO FAR THANK GOD. HAVE ONLY HAD PROBLEMS WHEN HAVING TO TURN ONTO THE HIGHWAY ON RAMP BUT DOES NOT DO IT ON THE ACTUAL HIGHWAY. AS OF NOW THIS PROBLEM IS UNKNOWN TO ME AND "APPARENTLY" TO GM AS WELL.

NHTSA ODI 10861425

Apr 25, 2016Electronic Stability Control (esc)Brakes

TL* THE CONTACT OWNS A 2013 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE MAKING A LEFT TURN FROM A STOP, THE SERVICE STABILITRAK SYSTEM AND THE ABS WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT AN UNKNOWN SENSOR NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 59,000. THE VIN WAS UNAVAILABLE.

NHTSA ODI 10861188

Apr 25, 2016Electronic Stability Control (esc)

UPON TURNING LEFT AT AN INTERSECTION, THE VEHICAL HESITATES AND MAKES A GRINDING NOISE IN THE FRONT END. THIS HAS AT TIMES, COME TO A NEAR ACCIDENT OF BEING REAR ENDED.

NHTSA ODI 10861359

Apr 20, 2016Electrical systemEngineFuel system

MY CAR BASICALLY JUST CUTS OFF ON ME WHILE DRIVING ALL KINDS OF SIGNS KEEP POPPING UP ON THE DASH THEN THEY'LL GO AWAY. IT HAS TOLD BE TO SERVICE MY STABILITY TRACK AND I WENT TO GET SERVICE AND THE PEOPLE SAY THAT'S NOT A PROBLEM AND THEY HAVE BUT IT ON THE MACHINE AND IT SAYS THERE IS NO PROBLEM I JUST DON'T KNOW ALL I DO KNOW IS WHEN I'M DRIVING IT CUTS OFF AND THEN SOME TIMES WHEN I'M DRIVING THE ENGINE POWER GETS REDUCED THEN I CAN'T GO OVER LIKE 20 IT DID THIS WHILE I WAS ON THE HIGHWAY I THANK GOD I DIDN'T GET HIT!

NHTSA ODI 10860477

Apr 17, 2016SteeringElectronic Stability Control (esc)Brakes

MY 2013 CHEVY IMPALA IS HAVING BIG ISSUES MAKING LEFT TURNS. THERE IS A GRINDING SOUND AND THE CAR HESITATES TO ACCELERATE. WHILE THESE PROBLRMS OCCUR I AM GETTING WARNINGS ON THE DASH THAT SAY SERVICE TRACTION CONTROL, SERVICE BRAKE ASSIST, AND THE ABS LIGHT IS ON. STARTING TO NOT FEEL SAFE TO BE IN THIS VEHICLE. ALSO HAD IT CHECKED TWICE BY TWO DIFFERENT AUTO SHOPS AND THEY CANT SEEM TO FIND THE PROBLEM.

NHTSA ODI 10859921

Apr 5, 2016Electrical system

TL* THE CONTACT OWNS A 2013 CHEVROLET IMPALA. WHILE DRIVING AT ANY SPEED, THE SERVICE STABILITRAC, SERVICE BRAKE ASSIST, TRACTION CONTROL, AND ABS WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE HUB ASSEMBLY AND SPEED SENSOR CIRCUIT WIRE HARNESS WERE REPAIRED; HOWEVER, THE FAILURE RECURRED CONSTANTLY. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 36,371.

NHTSA ODI 10853507

Apr 4, 2016Speed controlElectronic Stability Control (esc)Traction Control SystemBrakes

TL* THE CONTACT OWNS A 2013 CHEVROLET IMPALA. WHILE MAKING A RIGHT TURN, THE VEHICLE HESITATED. IN ADDITION, THE ABS, TRACTION CONTROL, AND SERVICE STABILITRAK WARNING LIGHTS ILLUMINATED. THE FAILURE RECURRED NUMEROUS TIMES. THE VEHICLE WAS TAKEN TO A DEALER, BUT THE CAUSE OF THE FAILURE COULD NOT BE DETERMINED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 40,000. UPDATED 05/24/16*LJ THE CONSUMER STATED ON MAY 2, 2016 AS SHE WAS MAKING A RIGHT TURN, THE ACCELERATOR SEEMED TO JERK BACK AND THE RPM'S WENT UP PAST THREE,T HEN WENT BACK DOWN TO ONE. ALL THE INSTRUMENT PANEL LIGHTS ILLUMINATED AND THEN THE VEHICLE HESITATED TO PROCEED FOR A FEW MINUTES. UPDATED 08/03/16.*JB

NHTSA ODI 10853365

Mar 22, 2016Steering

WHEN THE STEERING WHEEL IS TURN LEFTMOST OR RIGHTMOST AND TURN OFF THE ENGINE, YOU CAN'T TURN ON THE IGNITION BECAUSE THE STEERING WHEEL IS STUCK. WITHOUT REMOTE START, MY CAR WILL ALWAYS BE STUCK ON THE SIDEWAY OF A SLOPE.

NHTSA ODI 10851069

Mar 15, 2016Electronic Stability Control (esc)

FOR THE PAST 2 MONTHS MY CAR IS HAVING MAJOR TROUBLE. IT STARTED WITH ME HEARING A GRINDING NOISE WHEN I MADE LEFT TURNS. THIS HAS NOW DEVELOPED TO MAKING A NOISE WHEN I MAKE LEFT TURNS TO MAKING IT WHEN I AM BACKING OUT, AND OCCASIONALLY STALLING WHEN PULLING OFF FROM A RED LIGHT. THIS HAS PUT ME IN SOME DANGEROUS SITUATIONS. ABOUT A MONTH AGO 2 LIGHT AND 2 MESSAGES CAME UP ON MY DASH. THEY WERE SERVICE STABILITRAK AND SERVICE BRAKE ASSIST. MY BRAKE LIGHT AND MY TRACTION LIGHT ARE ALSO ON. I TOOK MY CAR INTO THE DEALERSHIP AND THEY SAID MY HUB NEEDED TO BE REPLACED. I HAD THE PART REPLACED AND I AM STILL HAVING THE SAME PROBLEM. NOONE SEEMS TO KNOW WHAT THE ISSUE IS.

NHTSA ODI 10849718

Mar 15, 2016Brakes

WHEN BACKING OUT AND TURNING WHEEL TO THE RIGHT IT MAKES A GRINDING SOUND. THE ABS LIGHT COMES ON. THIS HAS BEEN HAPPENING FOR ABOUT A MONTH. BEFORE THIS STARTED I STARTED NOTICING THE WHEN I TOOK OFF THE TRACTION LIGHT WOULD COME ON, EVEN WHEN A SLOW TAKE OFF. THE GRINDING SOUND HAPPENS OFF AND ON AND ITS STARTING TO GET LOUDER. THE LIGHTS DON'T STAY ON ALL THE TIME.

NHTSA ODI 10849752

Mar 6, 2016SteeringElectronic Stability Control (esc)Brakes

WHEN STEERING WHEEL IS TURNED LEFT AND NOW RIGHT THE FRONT END GRINDS AT TIMES BUT NOT ALL THE TIME. HOWEVER, IT SEEMS TO BE GETTING GRADUALLY WORSE, GRINDING MORE OFTEN. THE "SERVICE STABILITRAC SYSTEM" COMES ACROSS THE DASH PANEL AND NOW IT IS STATING "SERVICE BRAKE ASSIST". ALL THE WHILE NOTHING SEEMS TO BE WRONG WITH ANYTHING UP FRONT. THIS HAPPENS UPON ACCELERATION. THIS CAN HAPPEN IN CITY STREETS, PARKING LOTS AND FREEWAYS. I HAPPENS ANYWHERE UPON ACCELERATION. THERE IS NO POINT AT WHICH THE GRINDING IS TAKING PLACE CAN BE SEEN. THIS SEEMS TO BE A PROBLEM THAT CHEVROLET HAS WITH ALL THE MODELS OF THIS PARTICULAR VEHICLE YET THEY ARE DENYING ANYTHING IS WRONG WITH THE VEHICLES.

NHTSA ODI 10840181

Feb 25, 2016Electronic Stability Control (esc)

WHEN ACCELERATING FROM A STOP WHILE TURNING LEFT, ABS ENGAGES AND BRAKES LEFT FRONT WHEEL GRINDS WHICH CAUSES THE CAR TO STOP AND DRAG. SERVICE STABILITRAK, SERVICE ABS AND SERVICE BRAKE ASSIST MESSAGES ALSO APPEAR ON DASHBOARD MESSAGE CENTER. ALL WARNING LIGHTS RESET WHEN VEHICLE IS TURNED OFF, UNTIL A LEFT TURN IS MADE WHILE ACCELERATING AGAIN, AND THE ABOVE ISSUES OCCUR AGAIN.

NHTSA ODI 10838527

Feb 19, 2016Electronic Stability Control (esc)

WHEN ACCELERATING FROM A STOP WHILE TURNING LEFT, ABS ENGAGES AND BRAKES LEFT FRONT WHEEL CREATING A VERY DANGEROUS SITUATION STOPPING THE CAR IN INTERSECTIONS WITHOUT WARNING. SERVICE STABILITRAK, SERVICE ABS AND SERVICE BRAKE ASSIST MESSAGES ALSO APPEAR ON DASHBOARD MESSAGE CENTER. ALL WARNING LIGHTS RESET WHEN VEHICLE IS TURNED OFF, UNTIL A LEFT TURN IS MADE WHILE ACCELERATING AGAIN, AND THE ABOVE ISSUES OCCUR AGAIN.

NHTSA ODI 10837257

Feb 14, 2016Transmission & drivetrainSpeed controlEngine

MY 2013 IMPALA LTZ WILL SUDDENLY DECELERATE TO AROUND 35 MPH AND HESITATE WHEN YOU HIT THE GAS. THREE MESSAGES POP UP, "TRACTION CONTROL OFF", "ENGINE POWER IS REDUCED" AND "SERVICE STABILITRAK". THIS HAPPENED TO ME A FEW MONTHS AGO AND I BROUGHT IT RIGHT IN TO GLOBAL CHEVY IN NORTH PLAINFIELD, NJ. THEY FIXED AND IT SEEMED FINE BUT NOW HAPPENING AGAIN BUT THIS TIME, I ALMOST GOT T-BONED IN AN INTERSECTION. I HAVE FOUND THIS HAS HAPPENED TO MANY PEOPLE IN MANY DIFFERENT FORUMS. NOW I NEED TO GET THE VEHICLE TO THE DEALER AGAIN. THIS SHOULD BE A RECALL!!!!!!!! I ALMOST GOT SMASHED AND I WILL BE MAKING SURE THIS IS DOCUMENTED IN AS MANY FORUMS AS POSSIBLE. THIS IS A CHEVY PROBLEM. I GOT CHARGED OVER $650 TO FIX THIS LAST TIME!!!!!!!! I AM UPSET AS HELL AND NOT REALLY SURE WHAT TO MAKE OF THIS. I NEED TO DRIVE MY KIDS AROUND IN THIS TIME BOMB NOW? I REFUSE TO PAY FOR SOMETHING THAT IS SUCH A DANGER TO OPERATE. SECONDARY ISSUE IS THAT SOMETIMES WHEN BACKING OUT OF A SPOT IN REVERSE, APPLYING DRIVE AND TRYING TO MOVE FORWARD, THE SOUNDS LIKE GEARS GRINDING THAT GOES AWAY IF I STRAIGHTEN THE WHEEL OUT. WTH IS THAT?? THIS HAPPENED AT THE LIGHT ON CENTENNIAL AVENUE IN PISCATAWAY NJ CROSSING OVER S WASHINGTON AVE. WAS STATIONARY, THEN IN MOTION. THE AUTO DECELERATION HAPPENED WHILE AT SPEED OF 35 MPH AND THEN IT WOULD NOT ACCELERATE WHEN PRESSING THE GAS. I HAVE AN INVOICE FOR THE FIRST REPAIR. I WOULD APPRECIATE EXPEDITED HELP ON THE MATTER.

NHTSA ODI 10826073

Jan 19, 2016Wheels

IN SEPT OF 2015 WE HAD A BLOW-OUT WHILE ON I-71 IN OHIO WE WERE TRAVELING AT ABOUT 75 MPH AND WERE LUCKY ENOUGH TO BE ALMOST UPON AND EXIT RAMP WHERE WE COULD GET OFF AND PUT ON OUR "DONUT" AND PROCEEDED TO A TIRE STORE WHERE WE HAD TO BUY A NEW TIRE.WE DID NOT TAKE A PICTURE, FIGURED WE HIT SOMETHING IN THE ROAD. THEN TWO WEEKS AGO (10 JAN 16) MY WIFE, ON THE WAY TO THE STORE TURNED AROUND AND CAME HOME AND COMPLAINED THAT THE TIRE PRESSURE WAS LOW ONE OF THE TIRES ALSO TOLD ME THAT THE PREVIOUS DAY WHEN SHE AND MY SISTER WERE COMING HOME ON THE HIGHWAY THE PREVIOUS DAY THAT THE CAR DIDN'T SEEM TO HANDLE NORMAL THOUGHT IT WAS DUE TO CONSTRUCTION AND ROUGH ROAD.. I WENT OUT TO AIR IT UP AND WHILE AIRING IT UP I NOTICED A PLY SEPARATION ON THE INSIDE OF THE TIRE. SO I PUT THE "DONUT" ON AND TOOK IT TO THE SHOP THE NEXT DAY TO REPLACE THAT TIRE, ONLY TO BE INFORMED THAT ANOTHER TIRE WAS WORSE THAN THE ONE I INDICATED. SO NOT TRUSTING THE FOURTH TIRE I HAD THE THREE ORIGINAL TIRES REPLACED. THESE TIRES WERE GOODYEAR, THE ORIGINAL TIRES THAT CAME ON THE CAR WHEN WE BOUGHT IT NEW. MY WIFE CALLED GOODYEAR AND WAS TOLD TO TAKE THE TIRES TO MOODY'S A GOODYEAR STORE IN FRANKLIN TN AND HAVE THE TIRES ASSESSED WHICH WE DID AND THEY CALLED GOODYEAR AND GAVE THEM THEIR REPORT.

NHTSA ODI 10821078

Jan 6, 2016Airbags

TL* THE CONTACT OWNS A 2013 CHEVROLET IMPALA. WHILE DRIVING VARIOUS SPEEDS, THE AIR BAG WARNING LIGHT CONSTANTLY ILLUMINATED. THE VEHICLE WAS TAKEN TO A DEALER TO BE DIAGNOSED; HOWEVER, THE FAILURE COULD NOT BE DETERMINED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 46,000.

NHTSA ODI 10818348

Jan 4, 2016TiresWheels

TL-THE CONTACT OWNS A 2013 CHEVROLET IMPALA. THE CONTACT STATED THAT THE TIRES HAVE BEEN REPLACED ON THE VEHICLE THREE TIMES RECENTLY. THE CONTACT STATED THAT THERE WAS A BULGE IN THE TIRES AND THAT THEY CONTINUED TO GO FLAT. THE VEHICLE WAS TAKEN TO A DEALER TO BE DIAGNOSED BUT THEY COULD NOT FIND OUT THE ISSUE. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS 41,000. AD UPDATED 03/16/16*LJ *TR

NHTSA ODI 10817575

Dec 29, 2015Electronic Stability Control (esc)

STABILITY CONTROL NEEDS SERVICE. ESTIMATED REPAIR 251 MILES AFTER WARRANTY EXPIRED WAS $270.00, AND BECAME $335.00. CERTIFIED LETTER SENT TO GM ON NOV 14 RECEIPT ACKNOWLEDGED BY REP SHANAY, AND VERBALLY ACKNOWLEDGED BY SAME TWO DAYS LATER WHEN SHE CALLED ME. WAITED SIX WEEKS MORE FOR WRITTEN RESPONSE & CALLED TODAY REQUESTING SAME AGAIN TO FOLLOW UP WITH NHTSA. REFUSED AND OFFERED TO SEND AN E:MAIL BUT I PREFER NOT TO PROVIDE ADDRESS DUE TO HER UNFRIENDLY MANNER. PART FAILURE 251 MILES IS ONE FOR THE RECORD BOOKS. FAILURE OCCURRED WHILE MOVING.

NHTSA ODI 10816786

Dec 27, 2015Electrical systemAirbags

RIGHT SIDE NO LONGER GETS HEAT AND ACTUATOR HAS GONE BAD CAR TICKS THE PASSENGER AIRBAG LIGHT DOES NOT SHOW ON THE SEAT BELT INDICATOR FOR PASSENGER DOES NOT GO OUT

NHTSA ODI 10816328

Dec 14, 2015Electronic Stability Control (esc)Brakes

WHEN ACCELERATING FROM A STOP WHILE TURNING LEFT, ABS ENGAGES AND BRAKES LEFT FRONT WHEEL CREATING A VERY DANGEROUS SITUATION STOPPING THE CAR IN INTERSECTIONS WITHOUT WARNING. SERVICE STABILITRAK, SERVICE ABS AND SERVICE BRAKE ASSIST MESSAGES ALSO APPEAR ON DASHBOARD MESSAGE CENTER. ALL WARNING LIGHTS RESET WHEN VEHICLE IS TURNED OFF, UNTIL A LEFT TURN IS MADE WHILE ACCELERATING AGAIN, AND THE ABOVE ISSUES OCCUR AGAIN.

NHTSA ODI 10809973

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Working with the data? Download all 270 complaints as CSV · fetched from NHTSA July 26, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2013 Chevrolet Impala Eco Eassist verdict →