NHTSA owner reports · September 18, 2026 snapshot.
Engine complaints
22 reportsClear category filter90,000 miles · May 15, 2018
Electrical SystemEngine
TL* THE CONTACT OWNS A 2013 CHEVROLET MALIBU ECO. WHILE DRIVING 65 MPH ON THE HIGHWAY, THE VEHICLE STALLED. THE CONTACT DISCOVERED THAT THE SERPENTINE BELT WAS FRACTURED AND WAS REPAIRED BY AN INDEPENDENT MECHANIC ON THE SHOULDER OF THE HIGHWAY. THE BATTERY WAS ALSO REPLACED; HOWEVER, THE VEHICLE STALLED AGAIN. THE DEALER (HAASZ…
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TL* THE CONTACT OWNS A 2013 CHEVROLET MALIBU ECO. WHILE DRIVING 65 MPH ON THE HIGHWAY, THE VEHICLE STALLED. THE CONTACT DISCOVERED THAT THE SERPENTINE BELT WAS FRACTURED AND WAS REPAIRED BY AN INDEPENDENT MECHANIC ON THE SHOULDER OF THE HIGHWAY. THE BATTERY WAS ALSO REPLACED; HOWEVER, THE VEHICLE STALLED AGAIN. THE DEALER (HAASZ DALTON AUTO MALL, 315 S MILL ST, DALTON, OH 44618) WAS CONTACTED, BUT NO REPAIRS WERE MADE. THE MANUFACTURER WAS NOT NOTIFIED. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 90,000.
NHTSA ODI #11093892
69,000 miles · Sep 25, 2017
Engine
TL* THE CONTACT OWNS A 2013 CHEVROLET MALIBU ECO. WHILE DRIVING VARIOUS SPEEDS, THE VEHICLE LOST POWER AND STALLED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO HAWK CHEVROLET OF JOLIET (2001 W JEFFERSON ST, JOLIET, IL 60435) WHERE IT WAS DIAGNOSED THAT THE CAM SHAFT SOLENOID FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRE…
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TL* THE CONTACT OWNS A 2013 CHEVROLET MALIBU ECO. WHILE DRIVING VARIOUS SPEEDS, THE VEHICLE LOST POWER AND STALLED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO HAWK CHEVROLET OF JOLIET (2001 W JEFFERSON ST, JOLIET, IL 60435) WHERE IT WAS DIAGNOSED THAT THE CAM SHAFT SOLENOID FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER ADVISED THE CONTACT TO TAKE THE VEHICLE BACK TO THE DEALER AND STATED THAT THEY WOULD CALL BACK. THE APPROXIMATE FAILURE MILEAGE WAS 69,000.
NHTSA ODI #11025286
67,000 miles · Aug 30, 2017
Electrical SystemEngineUnknown Or Other
CAR STARTS EVER NOW AND THAN. IT WON'T START ALL THE TIME AND BREAKS DOWN ALL THE ELECTRICAL IN THE CAR HAS PROBLEMS IF THE CAR STARTS IT WILL SHUT OFF AND THE STEERING LOCKS UP WHICH COULD KILL ME OR SOMEONE ELSE THE BREAKS WON'T WORK WHEN THIS HAPPENS. THE LIGHTS SHUT OFF RADIO SHUTS OFF NOTHING ELECTRICAL WORKS I'M SCARED TO …
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CAR STARTS EVER NOW AND THAN. IT WON'T START ALL THE TIME AND BREAKS DOWN ALL THE ELECTRICAL IN THE CAR HAS PROBLEMS IF THE CAR STARTS IT WILL SHUT OFF AND THE STEERING LOCKS UP WHICH COULD KILL ME OR SOMEONE ELSE THE BREAKS WON'T WORK WHEN THIS HAPPENS. THE LIGHTS SHUT OFF RADIO SHUTS OFF NOTHING ELECTRICAL WORKS I'M SCARED TO DRIVE THIS CAR. NOT SURE WHAT IT IS AND THE DEALER ISN'T SURE WHAT IT IS
NHTSA ODI #11020574
46,000 miles · Aug 13, 2016
Electrical SystemEngineService Brakes
BOUGHT USED IN 2014 WITH 22K MILES FROM CERTIFIED CHEVY DEALER. IN JULY, 2016 (NOW 45K MILES), THE VEHICLE WOULD SUDDENLY SHUT OFF AT LOW SPEEDS OR STOPS (HIGHWAY DURING CONSTRUCTION AND AT STOP LIGHTS, ALSO WHEN GOING AT A HIGH SPEED AND SLAMMING ON THE BRAKES WHEN SOMEONE PULLED IN FRONT OF US). BROUGHT TO DEALERSHIP TWICE. …
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BOUGHT USED IN 2014 WITH 22K MILES FROM CERTIFIED CHEVY DEALER. IN JULY, 2016 (NOW 45K MILES), THE VEHICLE WOULD SUDDENLY SHUT OFF AT LOW SPEEDS OR STOPS (HIGHWAY DURING CONSTRUCTION AND AT STOP LIGHTS, ALSO WHEN GOING AT A HIGH SPEED AND SLAMMING ON THE BRAKES WHEN SOMEONE PULLED IN FRONT OF US). BROUGHT TO DEALERSHIP TWICE. FIRST TIME THEY REPLACED A SENSOR, SECOND TIME THEY COULD ADVISED THEY DIDN'T KNOW AND TO BRING IT BACK IF IT HAPPENED AGAIN. THIRD TIME BROUGHT TO AN INDEPENDENT MECHANIC WHO ADVISED IT WAS RELATED TO THE ECO AND WE SHOULD BRING TO A DEALER. EXTREMELY CONCERNED FOR SAFETY AND WE HAVE 3 CHILDREN AND FREQUENTLY DRIVE THROUGH MINNEAPOLIS/ST PAUL AREAS WHERE THERE IS HEAVY TRAFFIC AND CONSTRUCTION.
NHTSA ODI #10895505
64,000 miles · Jul 16, 2016
Electrical SystemEngine
THE CAR WILL STOP IN THE MIDDLE OF DRIVING IT! THE CODES ON MY CAR IS P00014 AND P00010. THIS ISSUE WILL CAUSE ACCIDENTS. PLEASE NOTIFY THE DRIVES OF THIS RECALL I HAVE WENT TO THE SAFERCAR LINK AND CHECKED ME CAR VIN AND THE RECALL HAS NOT BEEN SENT OUT FOR THIS CAR BUT IT WILL CAUSE INJURIES IF NOT DEATH. MY CAR STOPPED ON THE…
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THE CAR WILL STOP IN THE MIDDLE OF DRIVING IT! THE CODES ON MY CAR IS P00014 AND P00010. THIS ISSUE WILL CAUSE ACCIDENTS. PLEASE NOTIFY THE DRIVES OF THIS RECALL I HAVE WENT TO THE SAFERCAR LINK AND CHECKED ME CAR VIN AND THE RECALL HAS NOT BEEN SENT OUT FOR THIS CAR BUT IT WILL CAUSE INJURIES IF NOT DEATH. MY CAR STOPPED ON THE IN THE MIDDLE OF TRAFFIC..
NHTSA ODI #10885209
19,200 miles · Oct 13, 2015
Electrical SystemEnginePower Train
WHILE DRIVING INTO CHICAGO ON A BUSY INTERSTATE HWY A WARNING DISPLAYED ON THE DASH "SERVICE GENERATOR CONTROL MODULE," BEFORE I COULD REACH A SERVICE CENTER THE VOLTAGE BEGAN TO DROP AND ELECTRICAL COMPONENTS FAILED (LIGHTS, STEERING & BRAKE ASSIST, ETC. THE ENGINE SUBSEQUENTLY STOPPED. FORTUNATELY I WAS ABLE TO MANEUVER TO …
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WHILE DRIVING INTO CHICAGO ON A BUSY INTERSTATE HWY A WARNING DISPLAYED ON THE DASH "SERVICE GENERATOR CONTROL MODULE," BEFORE I COULD REACH A SERVICE CENTER THE VOLTAGE BEGAN TO DROP AND ELECTRICAL COMPONENTS FAILED (LIGHTS, STEERING & BRAKE ASSIST, ETC. THE ENGINE SUBSEQUENTLY STOPPED. FORTUNATELY I WAS ABLE TO MANEUVER TO THE SHOULDER. THE BATTERY WAS COMPLETELY DEAD, NO ELECTRICAL SYSTEMS WORKED, E.G. EMERGENCY FLASHERS, COULDN'T REMOVE IGNITION KEY. AFTER WAITING 4 HOURS FOR TOW TRUCK, TOWED TO ROGERS CHEVROLET IN CHICAGO. VEHICLE SAT ON THE LOT TWO DAYS, THEN SERVICE TECH SAID VEHICLE STARTED AND RAN NORMALLY WITH NO FAULT INDICATIONS. VEHICLE CONTINUES TO OPERATE NORMALLY. DEALER ADVISES TO BRING VEHICLE BACK WHEN IT FAILS. CHEVROLET CUSTOMER SERVICE SAYS PERHAPS THE COMPUTER INITIATED A FALSE ERROR REPORT AND THEN SHUTS DOWN THE GCM CAUSING THE ENGINE TO STOP AND THAT'S WHY MY VEHICLE IS NOT INCLUDED IN THE RECALL FOR THE GCM PROBLEM. IT WOULD APPEAR FURTHER INVESTIGATION IS WARRANTED. FORTUNATELY NO PERSONAL INJURIES WERE SUSTAINED, BUT MY DOG LEAPED FROM THE STRANDED VEHICLE INTO TRAFFIC RESULTING ON OVER $6,600 IN MEDICAL EXPENSE SO FAR. I'M NOT SURE WHAT THE DEATH/INJURY THRESHOLD IS UNTIL GM WILL REPAIR THEIR OWN FAULTY VEHICLES.
NHTSA ODI #10781632
54,000 miles · Jan 5, 2015
Electrical SystemEngine
TL* THE CONTACT OWNS A 2013 CHEVROLET MALIBU ECO. THE CONTACT STATED THAT THE SERVICE ENGINE LIGHT ILLUMINATED AND NOTICED A BURNING ODOR COMING FROM THE REAR TRUNK AREA NEAR THE ECO BATTERY. THE VEHICLE STALLED SEVERAL TIMES, BUT THE CONTACT WAS ABLE TO RESTART THE VEHICLE. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHO CLEA…
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TL* THE CONTACT OWNS A 2013 CHEVROLET MALIBU ECO. THE CONTACT STATED THAT THE SERVICE ENGINE LIGHT ILLUMINATED AND NOTICED A BURNING ODOR COMING FROM THE REAR TRUNK AREA NEAR THE ECO BATTERY. THE VEHICLE STALLED SEVERAL TIMES, BUT THE CONTACT WAS ABLE TO RESTART THE VEHICLE. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHO CLEARED THE CODE, BUT DID NOT PROVIDE A SPECIFIC DIAGNOSIS FOR THE FAILURE. THE FAILURE RECURRED AND THE ODOR COULD STILL BE DETECTED. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 13V173000 (ELECTRICAL SYSTEM). THE VEHICLE WAS TAKEN BACK TO THE DEALER FOR FURTHER INSPECTION AND DIAGNOSTIC TESTING. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 54,000.
NHTSA ODI #10670062
5,000 miles · Oct 10, 2014
EngineService BrakesVehicle Speed Control
I PURCHASED MY 2013 MALIBU ECO IN NOVEMBER OF 2013. ON OR ABOUT MARCH 1, 2014 WE WERE TRAVELING AT APPROXIMATELY 70 MILES PER HOUR WHEN WERE CUT OFF BY A TRUCK. I HAD TO SLAM ON THE BRAKES WITH SOME FORCE TO AVOID A COLLISION AND UPON DOING SO THE MOTOR LOST ALL POWER AND BEGAN TO SHAKE WITH MY SPEED GOING FROM 70 DOWN TO 20 MPH…
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I PURCHASED MY 2013 MALIBU ECO IN NOVEMBER OF 2013. ON OR ABOUT MARCH 1, 2014 WE WERE TRAVELING AT APPROXIMATELY 70 MILES PER HOUR WHEN WERE CUT OFF BY A TRUCK. I HAD TO SLAM ON THE BRAKES WITH SOME FORCE TO AVOID A COLLISION AND UPON DOING SO THE MOTOR LOST ALL POWER AND BEGAN TO SHAKE WITH MY SPEED GOING FROM 70 DOWN TO 20 MPH. I COULD NOT REGAIN THE SPEED LIMIT AND HAD TO PULL OVER THINKING IT WAS BECAUSE I WAS DRIVING USING THE MANUAL OPTION. I WAS IN 6TH GEAR WITH CRUISE CONTROL ON. I WAS ABLE TO GET THE VEHICLE HOME AFTER A 90 MILE DRIVE AT ABOUT 45 MPH. I DID NOT REPORT THIS TO THE DEALER AS THE NEXT MORNING I STARTED THE VEHICLE AND IT SEEMED FINE. A MONTH LATER WE TOOK THE SAME TRIP AND THIS TIME THE SAME ISSUE OCCURRED ALTHOUGH IT WAS NOT PRECIPITATED BY A NEAR COLLISION. THE CAR SIMPLY LOST ALL POWER IN WHILE DRIVING CITY STREETS. THE CLUTCHES IN THE TRANSMISSION WERE GRINDING AS I TRIED TO GET THE CAR TO GAIN ENGINE POWER. AGAIN I FOOLISHLY DID NOT REPORT TO THE DEALER AS I WAS ABLE TO GET THE VEHICLE BACK TO SPEED AFTER ABOUT A HOUR OF DRIVING. IN JUNE THE SAME ISSUE APPEARED AND I FINALLY DID TAKE IT INTO THE DEALER AND THEY REPLACED THE BRAKE PEDAL POSITION SENSOR SHORTED CAUSING TRANSMISSION NOT TO DOWNSHIFT PROPERLY. THEY COULD NOT REPLICATE PROBLEM. IN LATE JULY THE SAME ISSUE REOCCURED AND THIS TIME THE DEALER PERFORMED A RECALL ON THE TURN SIGNAL LAMP OUTAGE. THEN IN EARLY SEPTEMBER THE ISSUE REOCCURED WHILE MY WIFE WAS DRIVING LOCALLY. THE CARS BRAKES WERE SO HOT THE WHEEL WEIGHTS AFFIXED TO THE FRONT TIRES WERE LAYING IN OUR DRIVEWAY HAVING MELTED OFF. THIS TIME THE DEALER REPLACED THE MASTER CYLINDER, FRONT ROTORS, BRAKE PADS AND WHEEL WEIGHTS. IN EARLY OCTOBER I WENT TO HAVE AN OIL CHANGE AND TIRE ROTATION AND WHEN THEY TOOK THE FRONT DRIVER WHEEL OFF THE FRONT BRAKE ROTOR RETAINING BOLT FELL OUT. *TR
NHTSA ODI #10643786
38,548 miles · Jul 27, 2014
Electrical SystemEnginePower Train
AROUND THE TIME I BOUGHT THE CAR, ON 11/30/12 AT 5812 MILES, UNKNOWN TO ME THE CAR HAD A CONCERN OF LOSS OF BATTERY CHARGE WHICH CALLED FOR AN INSPECTION OF THE GENERATOR CONTROL MODULE. SO A GEN CONTROL MODULE PERFORMANCE TEST PER RECALL WAS PERFORMED. IN MAY OF 2013, I STOPPED AT RED TRAFFIC LIGHT AND THE ENGINE WAS IDLING…
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AROUND THE TIME I BOUGHT THE CAR, ON 11/30/12 AT 5812 MILES, UNKNOWN TO ME THE CAR HAD A CONCERN OF LOSS OF BATTERY CHARGE WHICH CALLED FOR AN INSPECTION OF THE GENERATOR CONTROL MODULE. SO A GEN CONTROL MODULE PERFORMANCE TEST PER RECALL WAS PERFORMED. IN MAY OF 2013, I STOPPED AT RED TRAFFIC LIGHT AND THE ENGINE WAS IDLING, WHEN I PROCEEDED TO ACCELERATE BY PLACING MY FOOT ON THE GAS PEDAL AT THE GREEN LIGHT, THE VEHICLE SHUT OFF ON ME. THIS HAD NOTHING TO DO WITH THE AUTOMATIC SHUT-OFF THAT CONSERVES ENERGY. ON 6/24/13 AT 14006 MILES, I TRIED TO GET THEM TO DO A DIAGNOSTICS AND I DON'T THINK THEY DID A DIAGNOSTICS EVEN THOUGH I WAS STILL UNDER BUMPER-TO-BUMPER AND POWERTRAIN WARRANTY. THEY SUGGESTED A TEST DRIVE WITH A MECHANIC FOREMAN TO SEE IF THE ISSUE WOULD PRESENT ITSELF AGAIN. THE ISSUE DID NOT OCCUR AGAIN. IN JULY OF 2013, I THEN COMPLAINED THAT THE CAR HAD POOR ENGINE ACCELERATION ENTERING ONTO A HIGHWAY AND TOOK IT IN FOR SERVICE AT 14810 MILES. THEY DID A R&R ECM RECALIBRATE CONTROLLER PROGRAM. ON JULY 26, 2014, I DROVE EARLIER IN THE DAY FOR QUITE A FEW HOURS THROUGH THE CITY AND A LITTLE ON THE HIGHWAY. I ACCELERATED ONCE ON THE HIGHWAY AT WHICH THE ISSUE OF ACCELERATION PRESENTED ITSELF AGAIN. AT 38,548 MILES, THE FOLLOWING MESSAGES WAS SHOWN ON MY DASHBOARD: 1. BATTERY SERVICE NEEDED 2. POWER STEERING SERVICE NEEDED I THEN CALLED ONSTAR AND I ASKED THEM TO DO A DIAGNOSTICS AND THEY GAVE ME THE FOLLOWING MESSAGES: 3. ENGINE CONTROL MODULE CRUISE CONTROL SYSTEM NOT PERFORMING AS EXPECTED. (P155A) 4. POWERTRAIN SYSTEM HAS DETECTED MALFUNCTION RELATED TO CRUISE CONTROL SYSTEM. CRUISE CONTROL DISABLED. (C0800) 5. POWERTRAIN SYSTEM HAS DETECTED MALFUNCTION RELATED TO TRANSMISSION. THE CHECK ENGINE LIGHT WILL NOT ILLUMINATE. VEHICLE PERFORMANCE AND SHIFT BEHAVIOR MAY BE AFFECTED. TOP SHIFT FEATURE WILL BE DISABLED IF EQUIPPED. (P0826) *JS
NHTSA ODI #10616605
17,070 miles · Jun 10, 2014
Electrical SystemEnginePower Train
WE BOUGHT THIS VEHICLE USED WITH ONLY 5600 MILES AND HAS BEEN RUNNING FINE EXCEPT FOR SLIGHT SMELL IN REAR AREA. WE DROVE THE NIGHT BEFORE AND IT WAS OK, BUT THE NEXT MORNING THE BATTERY WAS ABSOLUTELY DEAD. NO LIGHTS, HORN, WIPERS, INTERIOR LIGHTS, GOT THE VEHICLE PUSHED OUT OF THE GARAGE BUT NO POWER BRAKES OR STEERING AND …
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WE BOUGHT THIS VEHICLE USED WITH ONLY 5600 MILES AND HAS BEEN RUNNING FINE EXCEPT FOR SLIGHT SMELL IN REAR AREA. WE DROVE THE NIGHT BEFORE AND IT WAS OK, BUT THE NEXT MORNING THE BATTERY WAS ABSOLUTELY DEAD. NO LIGHTS, HORN, WIPERS, INTERIOR LIGHTS, GOT THE VEHICLE PUSHED OUT OF THE GARAGE BUT NO POWER BRAKES OR STEERING AND TRANSMISSION WAS LOCKED-UP. CALLED GM FOR ROAD ASSISTANCE AND CAR WAS JUMP STARTED. I LOOKED TO SEE PROBLEMS WITH THIS MODEL AND FOUND COMPLAINTS OF THIS SAME PROBLEM AND ALSO GOING DEAD WHILE DRIVING. BLOGS SAID THEY BROUGHT VEHICLES INTO DEALER AND THEY FOUND NOTHING, WHICH IS THE SAME ANSWER I WAS GIVEN OTHER THEN MY WIFE MUST OF LEFT THE DOOR OPEN. I REFUSED TO PICKED THE CAR UP TO THIS DATE AS WILL NOT HAVE MY WIFE DRIVE THIS VEHICLE IN FEAR THAT IT WILL GO DEAD WHILE DRIVING OR WILL NOT START AND BE STRANDED AT NIGHT. BLOGS STATED THAT THE GENERATOR CONTROL MODULE WAS THE CAUSE AND SEVERAL HAD TO HAVE THE MODULE REPLACED AGAIN. MY VEHICLE WAS ON A RECALL LIST AND THE DEALER STATED THE MODULE WAS REPLACED ONCE A YEAR AGO ( BEFORE 5600 MILES). THE DEALER STATED THE GM EXPERT SPECIALIST CHECKED AND FOUND NO CODES AND WOULD NOT AUTHORIZE A REPLACEMENT MODULE. I BET IF IT WERE ANY SENIOR EXECUTIVE AT GM OR THEIR SPOUSE DRIVING THIS CAR THAT IT WOULD BE REPLACED! I DO BELIEVE THERE IS A HISTORY HERE AND GM DOES NOT WANT TO LIVE UP TO ANOTHER ENGINEERING ERROR. *TR
NHTSA ODI #10597416
NHTSA investigations
2AQ14001 · Sands Chevrolet/hybrid System Fire/stall
Opened May 2, 2014 · Closed May 22, 2016
Status: closed (inferred from source dates) · Electrical System
NHTSA opened AQ14-001 to determine whether Sands Chevrolet of Surprise, Arizona complied with the requirements of the National Traffic and Motor Vehicle Safety Act, 49 U.S.C. Chapter 301 (Safety Act) and its implementing regulations. The Safety Act requires, among other things, that a manufacturer notify its dealers of defects related to motor vehicle safety and non-compliances with Federal Motor Vehicle Safety Standards and, in turn, that a dealer not sell and deliver a new vehicle subject to a recall unless the recall remedy has been performed (49 U.S.C. ?? 30112(a), 30120(i)).NHTSA issued an information request (IR) letter to Sands Chevrolet on May 5, 2014.Sands Chevrolet responded to this request on May 22, 2014.To ensure NHTSA?s information request encompassed all possible reference codes for General Motors recall 13V-173, NHTSA issued another IR letter to Sands Chevrolet on June 8, 2015.Again, a response letter was received on June 9, 2015.NHTSA?s investigation indicated that Sands Chevrolet did sell and deliver recalled vehicles that did not have the recall remedy completed at the time the vehicles were delivered to the customers.NHTSA therefore concluded that Sands Chevrolet was liable for civil penalties for violations of the Safety Act, pursuant to 49 U.S.C. ? 30165.Under a Settlement Agreement dated March 24, 2016, Sands Chevrolet represented that it improved its processes to verify that it checks every vehicle for recalls prior to delivery to the purchaser and that it has not sold and delivered any unremedied new motor vehicles since June 9, 2015.Sands Chevrolet also represented that it now also checks for open recalls on every customer vehicle brought in for service, and that it checks for open recalls on every used trade-in vehicle, regardless of make or model, and takes steps to have all used trade-in vehicles repaired prior to retail sale. Sands Chevrolet admitted to violating the law and must pay civil penalties in the amount of $40,000.This Audit Query is closed.
RQ13003 · Generator Control Module Fires
Opened Jul 5, 2013 · Closed Jul 22, 2014
Status: closed (inferred from source dates) · Electrical System:propulsion System:traction Battery
On July 5, 2013 the Office of Defects Investigation (ODI) opened Recall Query RQ13-003 to investigate whether the service procedures utilized in recall bulletins 13136 and 13142 for safety recall 13V-173 were sufficient to identify the safety defect in the subject vehicles.These safety recalls were issue on May 3, 2013 to address the improper function of the Generator Control Module (GCM) in certain model year (MY) 2012-13 Buick LaCrosse and Regal and MY 2013 Chevrolet Malibu Eco equipped with eAssist.This condition may result in a loss of battery charge, engine stall and/or inability for the vehicle to start.In severe cases it may also lead to odor, smoke and possibly a fire in the trunk.During discussions with General Motors (GM), ODI was informed that the subject vehicles could be separated into 4 distinct build populations, or groups. Group A contained vehicles built from the start of production through 3/19/2012.Group B involved vehicles built from 3/20/2012 to 8/20/2012, group C from 8/21/2012 to 12/31/12, and group D from 1/1/2013 onwards.Bulletin 13136 instructed dealers to inspect and, if necessary, replace the GCM for vehicles in groups A or C.Bulletin 13142 instructed dealers to replace the GCM of any vehicle in group B.Group D vehicles were not recalled.All eAssist vehicles have a Powerpack which contains a BAS (belt alternator-starter) Power Inverter Module (BPIM)/Accessory Power Module (APM) and a 115-V Lithium-Ion battery.The Powerpack is known by GM's Part Description System as the GCM and Battery Module. The BPIM/APM contains 3 multi-layered printed circuit boards (PCBs) comprised of conductive layers separated by isolating layers.Vehicles built within the time periods of groups A and B had PCBs using single isolation layers.Vehicles build in group C had dual isolation layers on 1 of the 3 PCBs, and group D had all 3 PCBs built with dual insulation.Adding dual insulation to a PCB makes it more robust to material and manufacturing variations, and ultimately less susceptible to an electrical short circuit and subsequent failure.Through initial analysis of the GCM failures, GM identified that vehicles within group B contained PCBs that were contaminated during production due to increased production volumes that resulted in inadequate quality control.GM also noted that GCM failures occurred early in the life of the vehicle (typically <1000 miles).Therefore a service procedure was developed to replicate early life failures by subjecting the GCM to high current loads which would cause the identified failure mechanism (copper migration) to occur quickly and reveal any underlying PCB defect.Although groups A and C were built with PCBs containing single layer PCBs, they were built using better quality control, and as the data supports, experienced significantly lower failures.GM advised that for these reasons the two different service procedures were used in the Recall 13V-173 population.In response to ODI's Information Request (IR) GM submitted 234 unique reports related to the alleged problem. It was noted that 197 (84%) of the received reports fell into the group B population.The 2 fire incidents noted were events in which flames were evident and/or damage was experienced outside of the GCM. Both of these incidents involved group B vehicles. One hundred four warranty claims were also submitted in response to the IR, with 96 claims (92%) from group B.It was also noted that none of the claims from groups A or C occurred after the service procedure was conducted, and that the majority of the A or C incidents occurred during the service procedure.Given the data, ODI believes the ser