2018 Chevrolet Malibu: Poor acceleration
Common wear/failure (not a recall)
Symptoms
Owners of the 2018 Malibu report: poor acceleration. CarComplaints.com lists 4 owner complaints, average mileage 13,250 miles.
NHTSA has 285 owner complaints for the 2018 Malibu in this area. Examples:
- NHTSA complaint ODI #11770015 (filed 10/08/2026): “On 10/8/26 my vehicle failed in the middle of traffic as i was driving the car forcefully slowed down. when i proceeded to press the gas the car began driving in reverse putting me in immediate danger causing 2 different car to almost hit me from behind. i put…”
- NHTSA complaint ODI #11765893 (filed 09/21/2026): “Examatory mark appears on the dashboard say that engine speed as reduced…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: none clearly reported. Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Internal engine work (lifters, oil consumption, fuel dilution diagnosis) requires engine teardown or dealer software/tests. (Our assessment.)
Cost
No sourced cost range: get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Page last updated .