This is a 2020 Malibu with only 18,000 miles on it now. We are having intermittent loss of power. Car will be moving fine when suddenly it looses power when pulling into traffic from a stop. It has also happened on the highway(right after leaving the dealer service department) when going to pass a vehicle…all of a sudden power drops and rpms go up and car slows up. When it suddenly happens, pulli…
2020 Chevrolet Malibu powertrain problems
moderate 47 complaints filed with NHTSA · avg repair $2,500
What owners are reporting 8 most recent
Shift to Park Alarm will not stop beeping. Looked into it on the internet found it to be a known issue with GM. Can prevent the doors from unlocking and would drain battery and annoyance. Replaced shifter assembly at a cost of $567.28 I believe GM knows of the issue and should recall the defective parts. I am making this complaint on behalf of my 85 year old Mother that purchased the 2020 Mali…
Shift to park error, No power to car, reduced engine power, camshaft positioning error, brakes failed (completely went hard unable to press) almost causing crash.
Trouble going into forward gears. hard shifts into reverse. Hard idle, had transmission valve body replaced in october. Same issues before and after replacement
The contact owns a 2020 Chevrolet Malibu. The contact stated that upon parking and attempting to turn off the vehicle, the message "Shift to Park" was displayed while the gear shifter was already in park(P). The contact stated that upon shifting out of park(P) and shifting back to park(P) several times, the vehicle failed to respond as needed, and the failure persisted. The contact stated that upo…
My vehicle displays a "shift to park" message on the dashboard, even when the gear selector is in the park position. This prevents the car from being shut off, and in sometimes, the doors may not be able to be locked. Not understanding the issue initially has thus caused me to have to replace my car battery numerous times for battery drainage.
Problems with my transmission for over two years, I’ve searched the website and have taken it to a dealership since. The vehicle has had a hard shift and problems to accelerate. The issue continues to get worse and my car has stopped while in drive, only allowing me to go backwards. It was within warranty and low miles. I was told that that’s what new cars do. Transmission fluid has always been fu…
The contact owns a 2020 Chevrolet Malibu. The contact stated that while driving at various speeds, the vehicle lost motive power and failed to accelerate while depressing the accelerator pedal properly. The vehicle was taken to the local dealer, who discovered metal debris inside the transmission and advised the contact that the transmission needed to be replaced. The vehicle was not yet repaired.…
Common questions
How serious is the powertrain problem on the 2020 Chevrolet Malibu?
It's a documented issue but not catastrophic. 47 complaints have been filed. Repairs average $2,500 and most owners catch it before it causes a breakdown.
At what mileage does the powertrain typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.