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2018 Chevrolet Malibu engine complaints

Page 7 of 11: complaints 161 to 190 of 286, newest first, as owners wrote them.

See the summary of 2018 Chevrolet Malibu engine problems: which part fails, at what mileage and related recalls.

Filed May 19, 2021 · Engine, Transmission · FL

There was an issue with the Engine and Transmission System. My Engine light came on and I received a warning that the Engine Power is Reduced and I had to pull over because the speed of the car reduced to 20 miles an hour. This happened a month again and then the car would not start. We bought a new battery and everything was fine until today were it happened again. I have to travel on the highway a lot and cannot have that happen again or I can be in trouble by causing an accident.

Filed May 16, 2021 · Acceleration, Engine · 62,000 miles · TN

My engine power reduced signal on my 2018 malibu lt comes on on my dash. I have almost been in a few accidents because of this on the highway. This is an issue that needs to be recalled asap. I have already gotten the entire gas pedal replaced. This is ridiculous because they already know about this problem but are too cheap to do a recall on it. Someone is going to die one day because of this and it will fall on the hands of the car company.

Filed May 2, 2021 · Engine · 68,958 miles · MI

I was driving on a busy highway doing 70mph and a warning popped up on the dash and said engine power reduced and the car slowed down to 20mph. I almost got rear ended and had to pull over to the side of the road. This has also happened on a regular city street while going 40mph. This is very dangerous and needs to be corrected

Filed Apr 25, 2021 · Engine · 107,978 miles · VA

Engine goes into power reduced mode regularly and prevents me from driving. It typically happens on the interstate, but has happened on city streets as well. Once I restart the car, I am able to drive again, but it is happens more and more often.

Filed Apr 23, 2021 · Acceleration, Engine · 51,340 miles · CT

While operating my vehicle at approximately 50 MPH on a busy highway I received a check engine light, traction control light and a warning that the engine power has been reduced. After all of those warnings my vehicle immediately slowed to 20 MPH and would not speed up.

Filed Apr 17, 2021 · Acceleration, Engine · 84,500 miles · FL · crash

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.

Filed Apr 9, 2021 · Electrical, Engine · FL

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.

Filed Apr 5, 2021 · Acceleration, Engine · 60,100 miles · CA

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!!!

Filed Mar 22, 2021 · Acceleration, Electrical · 51,000 miles · CA

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.

Filed Mar 16, 2021 · Engine, Fuel system · CA

While driving the car will slow down and say slow engine power

Filed Mar 8, 2021 · Engine · 20,000 miles · NY

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.

Filed Mar 1, 2021 · Engine · TX

Throttle/pedal position sensor/ witch d/e

Filed Feb 19, 2021 · Acceleration, Engine · 65,000 miles · IL

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.

Filed Feb 16, 2021 · Acceleration, Engine · 51,123 miles · MD

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.

Filed Feb 16, 2021 · Acceleration, Engine · 69,387 miles · VA

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

Filed Feb 10, 2021 · Acceleration, Engine · 51,000 miles · TN

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.

Filed Feb 8, 2021 · Engine · 73,206 miles · CA

Engine power reduced

Filed Feb 3, 2021 · Engine · 97,000 miles · VA

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

Filed Feb 2, 2021 · Acceleration, Engine · 64,000 miles · IN

I started to accelerate and the check engine light came on and reduced engine power was on my information display and my car would not go over 30 MPH. Just happened out of the blue. I have approximately 64,000 miles on my malibu. This happened on a city street and not in heavy traffic, but could have been very dangerous, if I was on a highway. Then after I limped the car home I turned it off and turned it back on and it seemed normal, but check engine light is still on. I am getting rid of this car has had 5 recalls of various problems so far. On one occasion the dealership had my car for 2 weeks...trying to fix a problem with the accelerator.

Filed Feb 2, 2021 · Driver assistance, Electrical · 46,407 miles · TX

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.

Filed Jan 28, 2021 · Acceleration, Engine · IL

While in motion the engine power is reduced then the car slowed to a speed of 20 MPH. Upon starting m vehicle a week a later the engine reduction warning came on again. The throttle body was replaced now I'm being told it's the accelerator pedal position sensor . Why should I have to pay for this.

Filed Jan 27, 2021 · Engine · 35,000 miles · WA

Reduce engine power came on

Filed Jan 17, 2021 · Electrical, Engine · 29,000 miles · MO

When I'm sitting at a stop light awaiting my turn to proceed with my foot on the break the car is fine. After sitting at the light and it's time to drive, I remove my foot from the break and my car shuts completely off. When I apply a little gas the car turns back on and it malfunctions even more. My dash board goes haywire with different error messages. It says the fuel is low which it is not, I could have a full tank. The back door is unlocked, I've never seen that message before until the malfunction. My blinker tone even changes and my car is reluctant to accelerate. This has occurred twice now.

Filed Jan 15, 2021 · Engine · 60,000 miles · CA

Tl* the contact owns a 2018 chevrolet malibu. The contact stated while driving approximately 60 MPH, the vehicle stalled and was unable to be restarted. The contact stated that the check engine warning light was illuminated. The vehicle was taken to mountain view chevrolet, inc. (1079 w foothill blvd upland, ca 91786, (909) 353-7103) where it was not diagnosed. The vehicle was not repaired. The manufacturer was not informed of the failure. The failure mileage was approximately 60,000.

Filed Jan 13, 2021 · Acceleration, Engine · 50,000 miles · NH

Check engine light, tracking light, steering wheel locks up , low engine and can't exceed 45 ~ 50 MPH all happens when in motion

Filed Jan 7, 2021 · Acceleration, Engine · 55,000 miles · IN

So many issues, car currently not starting. Codes were for brake booster and maf sensors, replaced both. Still won't start. Open recall emc, called dealership, they stated recall is free but since it won't start I have to pay 125 so they can hook it to computer. Shift to gear happens weekly, car will be in park. Stabiltrack came on a few times, but goes away. It tells me icy conditions on evan warm days, display will go black bu usually randomly comes on. The worst is the reduced engine mode. There is no rhyme or reason. I have been on the street doing about 35 MPH and it does it also on highway at high speeds with 4 kids in the car, terrifying and dangerous. I am sure I'm forgetting things I have just come to not feel safe or comfortable driving this car, local dealership is no help. Took a picture of one of the first time it happened but that was 20000 miles ago, haprns randomly and almost in clusters. I can go a month or 2 with nothing and then it's 2-4 times a day for a few days or weeks, and then stops.

Filed Jan 5, 2021 · Engine, Fuel system · 49,000 miles · VA

Two times my vehicle has displayed engine power is reduced while driving on the highway. When this occurred, my vehicle would not accelerate well and my vehicle speed was automatically reduce to about 20 MPH almost causing a crash with the vehicle behind me. The engine light stayed on the entire day even after powering down my vehicle. Also there is a loud water noise when coming to a stop like water is running through the engine or transmission system. This water noise occurred with my 2013 malibu as well and should be investigated.my vehicle is only 2 years old and should not be experiencing these types of issues.

Filed Jan 4, 2021 · Electrical, Engine · 70,000 miles · PA

When driving, message will appear on dash stating that engine power is reduced. My car will go in to limp mode, and will not increase higher than about 340 RPM, and cannot accelerate faster than 25 MPH. Sometimes I have been I have been able to pull over to the side and restart my engine, and this error will go away. There were a couple times where this error did not immediately go away after restarting my engine and I was forced to drive home at 25 MPH. Luckily I have no been rear ended yet, but this is a serious issue and is frequent with 2018 malibu's according to several online articles.

Filed Jan 3, 2021 · Acceleration, Engine · 30,000 miles · MI

Reduce power message appeared while in traffic reducing speed dramatically. Was not able to go more than 13 MPH in a 50mph zone.

Filed Jan 3, 2021 · Electrical, Engine · 52,508 miles · IL

Reduced engine power light came on while driving on highway and loss of power occured. The car was still running, but it slowed down to a stop on the highway. Battery and electric system was still on, but the dash and everything else dimmed out as well. There was no warning and vehicle was driving about 40 MPH.

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