Home · 2018 Chevrolet Malibu Eco · Complaints

What 689 owners told NHTSA about the 2018 Chevrolet Malibu Eco

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 (689)Crash / fire / injury (29)Engine (275)Electrical system (190)Transmission & drivetrain (168)Speed control (110)Fuel system (99)Brakes (67)Steering (40)Electronic Stability Control (esc) (21)Airbags (14)Suspension (13)

Newest first · 689 complaints · page 18 of 28

Apr 17, 2021Speed controlEngineCrash

WHEN DRIVING MY 2018 CHEVY MALIBU IT STALLS OUT WHILE I'M DRIVING REDUCING MY SPEED TO 20 MPH WHEN I'AM ON THE FREEWAY. AS I CONTINUE TO DRIVE HOME I SEEN A NOTIFICATION THAT SAID POWER REDUCE SYSTEM IT HAPPENS VERY OFTEN AND AS A RESULT OF THE STALLING I WAS REAR ENDED FROM THE REAR AND IT IS VERY DANGEROUS FOR ME TO CONTINUE DRIVING THIS CAR.

NHTSA ODI 11408517

Apr 17, 2021

OVER HEATING LIGHT CAME ON WHILE DRIVING ON I -71 ABOUT 10 MI BEFORE COLUMBUS OH. I STOPPED AND SAW COOLANT POURING OUT . I PURCHASED ANTIFREEZE AND MADE IT TO THE NEAREST GARAGE. THE NEAREST GARAGE FOUND THAT THE CLIPS THAT HOLD THE RADIATOR IN PLACE BROKE, CAUSING THE RADIATOR TO SHIFT. THE SHIFT CAUSED THE BOUGIE WHEELFOR THE SERPINTINE BELT TO RUB A HOLE IN THE RADIATOR BELT. IT WAS NECESSARYTO REMOVE THE FRONT END TO DO THE REPAIRS. TOTAL COST $600 BY THE TIME ANTIRFREEZE COST WAS ADDED IN

NHTSA ODI 11408558

Apr 16, 2021

ECM NEEDS FIXING

NHTSA ODI 11408463

Apr 10, 2021Electrical system

2018 MALIBU SHIFT TO PARK MESSAGE. THIS ISSUE IS VERY COMMON AND PEOPLE ARE BEING CHARGED $700 PLUS DOLLARS BY DEALERSHIPS TO FIX. THERE SHOULD BE A RECALL FOR THIS PROBLEM.

NHTSA ODI 11407399

Apr 9, 2021Electrical systemEngineFuel system

I BROUGHT MY CAR BACK IN JUNE . I'VE BEEN HAVING PROBLEMS AND THINKING IT'S ONLY MY BATTERY BACK TO BACK . I'VE BEEN STOPPED IN THE MIDDLE OF THE STREET WHERE MY CAR WOULD JUST COME OFF . ONE TIME JSO POLICE HAD TO GIVE MY CAR A JUMP IN THE MIDDLE OF THE STREET AT A LEFT TURNING LIGHT. MY CAR HAVE STOPPED ON BEACH BLVD WHICH WAS EARLY IN THE DAY IN THE MIDDLE OF THE STREET . IT GOT TO THE POINT WHERE I HAD TO GET A PORTABLE JUMP STARTER. I LOOKED INTO IT & GOT BRAND NEW PARTS FOR SO MANY THINGS AND ONE DAY IT JUST WOULDN'T CRANK ANYMORE . THE LIGHTS AND RADIO AND EVERYTHING COME ON AND EVERYTHING BUT IT'S NOT CRANKING ANYMORE . I CALLED MANY CHEVROLETS AND WAS INFORMED BY THAT MANY 2018 CHEVROLET MALIBU'S WERE RECALLED AND NO DEALERSHIP IN MY TOWN IS TRYING TO HELP ME . THE GAS GOES OUT THE CAR VERY FAST AND EVERYTHING. THE CAR HAS BEEN DOING THIS FOR MONTHS BUT NOW IT'S FINALLY TO THE POINT WHERE IT WON'T COME ON AGAIN . I'M ONLY 19 AND WAS JUST 18 WHEN I BROUGHT MY CAR ON MY OWN IN THE FIRST PLACE AND NOW I'M STUCK WITHOUT ANYTHING TO DO.

NHTSA ODI 11407203

Apr 6, 2021SteeringElectrical system

DURING AUTO STOP FEATURE OF 20108 MALIBU, CAR WILL POP UP WITH "STEERING ASSIST REDUCED, PLEASE DRIVE WITH CARE" MESSAGE AND DISAPPEAR. CAR WILL ALSO SHUT OFF AT VARIOUS TIMES DURING AUTO STOP. CHEVY DEALERSHIP WILL NOT CALIBRATE CAR TO FIX ISSUE.

NHTSA ODI 11406668

Apr 6, 2021

WHEN CAR IS PLACED INTO PARK AND ENGINE IS TURNED OFF A 'SHIFT TO PARK' MESSAGE APPEARS ON THE DASHBOARD. VEHICLE IS ALREADY PLACED IN PARK AND IS NOT DETECTING IT

NHTSA ODI 11406695

Apr 5, 2021Speed controlEngineFuel system

THE CAR US UNDER 60,000 MILES THREE YEARS OLD AND ALREADY BREAKING DOWN. THE AIR FLOW SENSOR OUT OF SELF-TEST RANGE, TURBOCHARGE ENGINE UNDERBOOST PROBLEMS AND MASS AIR FLOW SENSOR PERFORMANCE IS ALSO PROBLEMATIC, MAKING THE CAR STOP INSTANTLY AND SPORADICALLY CREATING A HIGH IMMINENT DANGER OF CRASHING AND SERIOUS INJURIES. LUCKILY THE CAR BEHIND ME WAS FAR ENOUGH TO STOP BEFORE REAR-ENDING ME. HAD IT BEEN A SEMI-TRUCK I DON'T THINK I WOULD HAVE BEEN SO LUCKY. THESE ISSUES NEED TO BE IMMEDIATELY RECALLED AND CORRECTED!!!

NHTSA ODI 11406521

Mar 28, 2021Electrical systemFuel system

WHEN THE LEFT TURNING SIGNAL IS ON AND FOOT ON BRAKES THE VEHICLE CUTS OFF ALL LIGHTS ON DASHBOARD LIGHT UP AND WHEN YOU PUT THE VEHICLE IN PARK AND TRY TO RECRANK A MESSAGE STATED NO GASOLINE.

NHTSA ODI 11405240

Mar 22, 2021Electrical systemSpeed controlEngine

I TURNED ON MY CAR AND IT SAID 'REDUCED ENGINE POWER' ON THE SCREEN AND I COULD ONLY ACCELERATE UP TO 35MPH. I WAS GOING UP HILL IT FELT LIKE MY CAR WAS BARELY MOVING. TURNS FELT MUCH SLOWER GOING UPHILL WHEN DRIVING IN RESIDENTIAL AREAS.

NHTSA ODI 11404383

Mar 20, 2021Speed controlFuel system

WHILE DRIVING ENGINE POWER REDUCED MESSAGE COMES ON AND SPEED IS CUT TO BELOW 35 MPH.

NHTSA ODI 11404055

Mar 16, 2021SuspensionEngineFuel system

WHILE DRIVING THE CAR WILL SLOW DOWN AND SAY SLOW ENGINE POWER

NHTSA ODI 11403346

Mar 10, 2021Speed control

WHILE DRIVING THE ERROR MESSAGE " POWER REDUCED" AND WILL ONLY DO ABOUT 30 MPH. I HAVE LOOKED ON LINE AND AT LEAST A COUPLE OF LAW FIRMS HAVE CLIENTS FOR THE LEMON MALIBU 2018 MODEL. FIRST TIME THIS OCCURED, I WAS GOING UP A HILL WITH A TRUCK BEHIND MEAND NEARLY REAR ENDED ME.

NHTSA ODI 11400185

Mar 8, 2021Engine

CHECK ENGINE LIGHT CAME ON AND POWER REDUCTION LIGHT CAME ON AND CAR SLOWED DOWN WITH NO POWER. THIS ALSO HAPPENED 2 WEEKS AGO. LOCAL MECHANIC SAID IT WAS A RECALL ITEM, BUT I HAVENT SEEN ANY.

NHTSA ODI 11399687

Mar 1, 2021Engine

THROTTLE/PEDAL POSITION SENSOR/ WITCH D/E

NHTSA ODI 11398401

Feb 23, 2021

WHEN I PUT MY CAR IN PARK. THEN TURN ENGINE OFF. THE CAR SAYS I NEED TO PUT IN PARK

NHTSA ODI 11397537

Feb 19, 2021Speed controlEngine

I WAS DRIVING AT APPROXIMATELY 55MPH ON A HIGHWAY WHEN THE VEHICLE GAVE A WARNING OF 'ENGINE POWER IS REDUCED'. MY CAR QUICKLY DROPPED TO 20MPH AND I WAS UNABLE ACCELERATE. THIS HAPPENED WHILE THERE WAS ANOTHER VEHICLE BEHIND ME AND I WAS SCARED I WAS GOING TO BE REAR ENDED. I PUT MY HAZARD LIGHTS ON AND PARKED MY VEHICLE. I SHUT THE VEHICLE OFF AND TURNED IT BACK ON WHICH ALLOWED ME TO OPERATE THE VEHICLE AGAIN BUT ONLY AT A CAPACITY OF 40MPH. I HAD THE VEHICLE REPAIRED LATER THAT DAY IT NEEDED SOMETHING WITH AN ELECTRONIC THROTTLE CONTROL AND PEDAL SENSOR REPLACED. I ALSO LEARNED THAT THIS IS AN ISSUE THAT GM IS WELL AWARE OF AND FEEL THAT THEY NEED TO RECALL VEHICLES AFFECTED BY THIS ISSUE. THERE'S NO REASON A VEHICLE SHOULD BE DROPPING TO 20 MPH UNEXPECTEDLY ON A HIGHWAY.

NHTSA ODI 11397019

Feb 16, 2021Electrical systemSeats

DRIVERS SEAT WILL NOT MOVE FORWARD OR BACKWARDS. SEAT IS LOCKED IN THE FORWARD POSITION AND WILL NOT MOVE BACKWARDS.

NHTSA ODI 11396531

Feb 16, 2021Speed controlEngine

AFTER PULLING OUT OF A CONVENIENT STORE, ONTO A MAIN ROAD FOR ABOUT A HALF A MILE MY CAR IMMEDIATELY LOST SPEED AND A DISPLAY APPEARED IN MY DASH ENGINE POWER REDUCED , CHECK ENGINE LIGHT AND TRACTION CONTROL LIGHT APPEARED. I COULDN'T DRIVE NO MORE THAN 20 MILES PER HOUR .. SCARY MOMENT, SO GLAD NOTHING WAS COMING BEHIND ME. CAR IN SHOP! THIS NEED TO BE FIX IT'S A MANY PEOPLE HAVING THE SAME PROBLEM WITH THIS YEAR KIND OF CAR SOMEBODY IS GOING TO GET KILLED FIX THE PROBLEM FOR FREE GMC

NHTSA ODI 11396538

Feb 16, 2021Speed controlEngineFuel system

WHILE DRIVING MY ENGINE AND TRACTION LIGHT CAME ON AND A SENSOR POPPED UP THAT READ 'ENGINE POWER IS REDUCED'. I WAS DRIVING DOWN THE HIGHWAY AND MY SPEED WAS REDUCED. I CAN'T AND COULD NOT SPEED UP.

NHTSA ODI 11396545

Feb 11, 2021Speed control

WHILE DRIVING 65 MPH CAR ISSUED WARNING REDUCED ENGINE POWER AND CHECK ENGINE LIGHT POPPED ON. CAR THEN WOULD NOT DRIVE FASTER THAN 30 MPH. VERY SUDDEN AND WITH NO PREVIOUS WARNING THIS HAPPENED. TOOK TO REPAIR SHOP AND AFTER DIAGNOSTIC WAS TOLD ACCELERATION PEDAL SENSOR WAS BAD. THIS IS NOT A COVERED REPAIR AND COST $800. THIS SUDDEN REDUCTION OF POWER IS VERY DANGEROUS AND A SAFETY HAZARD TO ME AND OTHER CARS ON THE ROAD

NHTSA ODI 11395793

Feb 10, 2021Transmission & drivetrainSpeed controlEngine

CAR DIED IN THE MIDDLE OF A BUSY INTERSECTION AND WOULDN'T RESTART FOR APPROXIMATELY 2 MINUTES. CHECK ENGINE LIGHT CAME ON AND REDUCED ENGINE POWER ON DASH CLUSTER WAS VISIBLE WHEN IT RESTARTED. DEALERSHIP PLACED NEW BATTERY & IT WENT AWAY FOR ABOUT A WEEK THEN RETURNED WHILE DRIVING IN THE 45 MPH RANGE, REDUCED ENGINE POWER, THEN SLOW ACCELERATION FROM A STOP SIGN. SEEMS THERE HAVE BEEN MULTIPLE CLASS ACTION LAWSUITS FOR THIS ISSUE WITH NO RECALL IN PLACE AT THIS TIME.

NHTSA ODI 11395587

Feb 8, 2021Engine

ENGINE POWER REDUCED

NHTSA ODI 11395281

Feb 3, 2021Engine

CUT CAR OFF WOULDNT START UP REPLACED VVT SOLENOIDS AND CAMSHAFT SENSORS HAD BATTERY TESTED HAD IT TESTED ON COMPUTER ALL CODES CLEAR AND BEING TOLD IT MAY BE ONE OR MORE CRACKED PISTONS CAR WAS IDLEING NORMAL IN PARK

NHTSA ODI 11394415

Feb 2, 2021Electrical systemEngineDriver assistance

THE ONSTAR SYSTEM SHOCKED MY HUSBAND. THE CAR WON'T START SOMETIMES. THE DASH BOARD READS DIFFERENT THINGS WHEN ATTEMPTING TO START CAR. THE VEHICLE WAS PARKED IN THE YARD WITH NOTHING PLUGGED UP TO DRAIN THE BATTERY.

NHTSA ODI 11394318

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Working with the data? Download all 689 complaints as CSV · fetched from NHTSA July 24, 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 2018 Chevrolet Malibu Eco verdict →