MY 2017 CHEVY MALIBU HAS PERIODICALLY SHOWED A REDUCED POWER MODE ALERT IN THE DASH WHILE DRIVING AND THEN THE CAR DROPS DOWN TO UNDER 40 MPH AND WHEN I PUSH THE GAS IT WON'T ACCELERATE. THE CHECK ENGINE LIGHT COMES ON EVERY TIME BUT WITHIN DAYS IT GOES OFF AND DRIVES FINE UNTIL IT HAPPENS AGAIN WITH NO WARNING. MY HUSBAND WAS DRIVING 70 ON THE INTERSTATE WHEN IT FIRST HAPPENED AND ALMOST WRECKED …
2017 chevrolet Malibu powertrain problems
moderate 135 complaints filed with NHTSA · avg repair $2,500
Complaints
135
Recalls
0
Crashes
0
Avg fix
$2,500
What owners are reporting 5 most recent
Car voltage stays very high (between 14.8 and 15 volts) for extended periods of time. At which point the windows have fogged up and there is a raw egg smell in the cabin - probably Sulfur. Both the hybrid and the 12v car battery are located in the truck and there are vents that draw air from the cabin to ventilate those batteries. The car voltage will also stay at 12.5 to 12.6 for extended periods…
REDUCED ENGINE POWER WARNING 12/29/20 PLUS NUMEROUS OCCURRENCES IN 2019 WHILE DRIVING ON THE HIGHWAY; VEHICLE SLOWS TO 40MPH WITHOUT WARNING SHIFT TO PARK WARNING WHEN VEHICLE ALREADY IN PARK, CAN'T SHUT OFF VEHICLE UNTIL IT RECOGNIZES PARK, OFTEN TAKING UPWARDS OF 10 MINUTES OF REPEATED SHIFTING STABILITRACK SENSOR WARNING AND LOSS OF CRUISE CONTROL, AT HIGHWAY SPEEDS
Driving on highway at about 65 mph on family trip to Delaware. . Car suddenly gave reduced acceleration error and speed started declining while in traffic. No warning.checked chevron app on phone and it did not see anything wrong. There was NO check engine or anything. Got to a dealer and they said it was probably a sensor for gas pedal. 5 days later driving home to Georgia from trip on highway …
DASH WARNING SAYS ACTION REQUIRED....SHIFT TO PARK. BUT THE CAR IS ALREADY IN PARK. CAR WILL NOT SHUT OFF TIL YOU GET IT IN PARK. SOMETIMES NEED TO START AND RESTART CAR A DOZEN TIMES TO GET IT TO STOP THE ERROR. THIS IS A KNOWN PROBLEM WITH LATE MODEL MALIBU'S. TSB # 19-NA-206. REPAIR COST APPROXIMATELY $300. THIS HAPPENS AT RANDOM TIMES, MAKING THE VEHICLE UNRELIABLE. NEED TO DO A RECALL!
Common questions
How serious is the powertrain problem on the 2017 chevrolet Malibu?
It's a documented issue but not catastrophic. 135 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.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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